ALL MEMBERS

Dave - dburgess1116@gmail.com - Ph: 703-926-0401

1210 Daleview Dr - McLean - VA - 22102

95 Traffic Safety Supply

Mike Risher - General Manager - mrisher@95trafficsafety.com - Ph: +13013955161

9011 East Hampton Drive - Capitol Heights - MD - 20743 www.95trafficsafety.com

ABS Benefits

Anastasia Baranov - anastasia_baranov@us.aflac.com - Ph: 240-447-4716

2141 Industrial Parkway - Silver Spring - MD - 20904

AC Miller

John Rutkowski - Sales manager - jrutkowski@acmiller.com - Ph: 610-999-5640

31 East Bridge St - Spring City - PA - 19475 www.acmiller.com

Concrete Products Vaults

AC Miller

Matt Koloch - Sales manager - mkoloch@acmiller.com

ACV Enviro

Richard Foxx - Project Coordinator - rfoxx@acvenviro.com - Ph: 410-368-9170

2931 Whittington AVe - Baltimore - MD - 21230 www.acvenviro.com

ACV Enviro

Josh Roesler - Area Manager - jroesler@acvenviro.com - Ph: 443-865-8081

2931 Whittington Ave - Baltimore - MD - 21230 www.acvenviro.com

Advanced Drainage Systems

Thomas Janes - Territory Manager - thomas.janes@ads-pipe.com - Ph: 202-430-9381

12604 Payan St - Upper Marlboro - MD - 20772 www.ads-pipe.com

Couplings, Pipe; Erosion Control Products; Geotextiles, Fabrics; Plastic Pipe; Storm Drainage

Advanced Drainage Systems

gregory.moore - gregory.moore@ads-pipe.com - Ph: 443-221-9489

1519 Light St - Baltimore - MD - 21230

Aerotek

Hadley Poss - hposs@aerotek.com - Ph: 240-469-5386

437 W South St - Frederick - MD - 21701

Aerotek

cdugstad - cdugstad@aerotek.com - Ph: 443-682-2893

7154 Water Oak Rd - Elkridge - MD - 21075

Aggregate Industries

Chris Meyers - christopher.meyers@aggregate-us.com - Ph: 301-399-2271

6401 Golden Triangle Drive, Suite 400 - Greenbelt - MD - 20770

Aggregate Industries

Pamela Ballantine - pamela.ballantine@aggregate-us.com - Ph: 410-508-6570

6401 Golden Triangle Drive - Greenbelt - MD - 20770 www.aggregate-us.com

Alban CAT

Grant - gheth@albancat.com - Ph: 202-302-9224

7844 Waverley Mill Ct - Gainesville - VA - 20155

Allan Myers

Chase Cox - Vice President Design Build - chase.cox@allanmyers.com - Ph: 240.882.3973

12500 Fair Lakes Circle, Suite 150 - Fairfax - VA - 22033 www.allanmyers.com

Allan Myers

Barrett Tucker - Director Business Development - Barrett.Tucker@allanmyers.com - Ph: 410.776.2029

2011 Belair Road - Fallston - MD - 21047 www.allanmyers.com

AM-LINEREAST, INC

Mel Willett - Vice President - mwillett@amlinereast.com - Ph: 540 955 9671

601 Jack Enders Blvd - Berryville - VA - 22611 www.amlinereast.com

American Shoring

John Maragliano - President - john.maragliano@americanshoring.com - Ph: 443 313 3461

506 Pulaski Hwy - Joppa - Maryland - 21085 www.americanshoring.com

American Shoring, Inc. manufactures, sells and rents the world’s most complete line of Trench Shoring Equipment. From ultra light aluminum shoring, which can be used by hand, to giant trench boxes and slide rail sheeting replacement systems – no one has more product knowledge or ingenuity than the people at American Shoring, Inc..

Anchor Construction

Florentino Gregorio - President - fgregorio@anchorconst.com - Ph: 202-269-6694

2254 25th place NE - Washington - DC - 20018 www.anchorconst.com

Anchor Construction

Wen Liang - Vice President, Business Development - wliang@anchorconst.com - Ph: 202-269-6694

2254 25th place NE - Washington - DC www.anchorconst.com

Anchor Construction

Charlotte Goff - cgoff@anchorconst.com - Ph: 202 269-6694

2254 25th place NE - Washington - DC - 20018

Anchor Construction

Marilyn Kirby - Corporate Relationship Specialist - mkirby@anchorconst.com - Ph: 202-269-6694

2254 25th place NE - Washington - DC www.anchorconst.com

Anchor Construction

Jill West - mbutler@anchorconst.com - Ph: 202-269-6694

2254 25th Place NE - Washington - DC - 20018

Aronson

Timothy Cummins - CPA, Partner - tcummins@aronsonllc.com - Ph: 301-231-6213

111 Rockville Pike - Rockville - MD - 20850 www.aronsonllc.com

Arthur J. Gallagher & Co.

Stefan Moss - Area Vice President - Stefan_Moss@ajg.com - Ph: 410-910-0643

5950 Symphony Woods Rd., Suite 314 - Columbia - MD - 21044 www.ajg.com

Asmar, Schor, and McKenna, PLLC

Chuck Asmar - Attorney - casmar@asm-law.com - Ph: 202 244 4264

5335 Wisconsin Ave, NW - Washington - DC - 20015 www.asm-law.com

Aves Construction Corp

Anish Senan - President - anish@avesconstruction.com - Ph: 301-423-4500

4749 Clifton Rd - Temple Hills - MD - 20748 www.avesconstruction.com

Aves Construction Corp

Anish - mailbox@avesconstruction.com - Ph: 240-543-9014

4749 Clifton Rd, Unit C - Temple Hills - MD - 20748

B Frank Joy

Melissa Koehler - President & CEO - mkoehler@bfjoy.com - Ph: 202-248-5002

10 G Street, NE Suite 600 - Washington - DC - 20002

Beltsville Construction Supply, Inc.

Dick Brumme - President - dick@beltsvillesupply.com - Ph: 301 937 8087

11525 Edmonston Rd - Beltsville - MD - 20705 www.beltsvillesupply.com

Air/Gas monitors; Cable Pulling tools; Compactors; Compressors; Concrete Precast Products; Confined Space Equipment; Equipment Sales; Footwear (safety); Geotextiles/Fabrics; Hammer/Breaker Attachments; Lasers; Material Suppliers; Pipe testing/repair equipment; Plastic Pipe' Cntrifugal Pumps; hydrostatic testing pumps; potable/submersible pumps; safety Equipment; Survey equipment; Tools; Trench Shielding/Shoring;

Beltsville Construction Supply, Inc.

Amber Brengel - amber@beltsvillesupply.com - Ph: 301-937-8088

11525 Edmonston Rd - Beltsville - MD - 20705

BF Joy, LLC

Chris - cmcqureerir@bfjoy.com - Ph: 240-501-3337

10 G Street, NE - Washington - DC - 20002

Blueridge of DC

Jose Santos - Safety Manager - jose.santos@blueridgeinc.info - Ph: 202-579-5290

1342 Florida Ave NW - Washington - DC - 20009 www.blueridgeinc.info

Blueridge of DC

Gabriel Santos - President - gsantos@blueridgeofdc.com - Ph: (202) 579-5290

1342 Florida Ave NW - Washington - DC - 20009 www.blueridgeinc.info

Underground Utilities: Water mains, Sewer mains, Storm, Electrical & Telecom Services. Excavation: New and Existing building basement excavation, Bio retention ponds, and Mass excavation. Site Demolition: Demolish roadways, Bldg. Footings, site amenities, and retaining walls

Casco Group LLC

Fransisco Coello - Sire Superintendent - francisco@cascogroupllc.com

6531 Mid CIties Avenue, Suite 12A - Beltsville - MD - 21035 www.cascogroupllc.com

Casco Group LLC

Christian Guevara - President - christian@cascogroupllc.com - Ph: 301 237 9903

6531 Mid Cities Ave, Suite 12A - Beltsville - MD - 21035 www.cascogroupllc.com

Stormwater Management (Bioretention Structures) Erosion Controls Top End Utility Adjustments Trench Excavation Ductbanks Concrete Flatwork and Structures Masonry Repairs Steel Fabrication and Erection Interior/Exterior Renovations Painting and Other Custom Coatings Equipment Pad Enclosures

Clearsite Industrial

Steve D'Angelo - Vice President - sdangelo@clearsiteind.com - Ph: 609-900-5363

PO Box 215 - Plainsboro - NJ - 08536 www.clearsiteind.com

CNA Surety

Eli Gilbert - Underwriting Consultant - eli.gilbert@cna.com - Ph: 410 453 4461

1954 Greenspring Drive, Suite 450 - Timonium - Maryland - 21093 www.cna.com

CNC Civil Services LLC

Cyndi Welch - President - cyndiwelch@cnccivil.com - Ph: 443-532-1952

6856 Eastern Ave, NW Suite 316-B - Washington - DC - 20012 www.cnccivil.com

CNC Civil Services LLC

Cody Smith - Vice President of Operations - codysmith@cnccivil.com - Ph: 443-819-9787

6856 Eastern Avenue NW - Washington - DC - 20012 www.cnccivil.com

Commercial Utilities

Guy Miller - Director of Hydrovac & Gas Services - guym@commercial-group.com - Ph: 410 859 4419

7466 New Ridge Rd, Suite 3 - Hanover - MD - 21076 www.commercial-group.com

Electric, Gas, Communication, Sewer/Water Construction, Road/Highway/Bridge, Trenchless Installation, Excavation/Site Development

Commercial Utilities

Ron Adolph - President - radolph@commercial-group.com - Ph: 410-859-4419

7466 New Ridge Rd, Suite 3 - Hanover - MD - 21076 www.commercial-group.com

Electric, Gas, Communication, Sewer/Water Construction, Road/Highway/Bridge, Trenchless Installation, Excavation/Site Development

Commercial Utilities

Barry Jordan - Vice President of Operations - bjordan@commercial-group.com - Ph: 410-859-4419

7466 New Ridge Rd, Suite 3 - Hanover - MD - 21076 www.commercial-group.com

Electric, Gas, Communication, Sewer/Water Construction, Road/Highway/Bridge, Trenchless Installation, Excavation/Site Development

Commercial Utilities

Ron Adolph - Phaedrae@commercial-group.com - Ph: 14108594419

7466 New Ridge Rd - Hanover - MD - 21076-3145

Concrete Pipe and Precast

P J Heflin - Sales manager - pheflin@concretepandp.com - Ph: 703.932.2711

7061 Gateway Court, Suite 150 - Manassas - VA - 20109 www.concretepandp.com

Casings/Manholes/Grates; Concrete Precast Products; Concrete Pipes; Storm Drainage

Core and Main

Charles Turner - Sales Director - Charles.Turner@CoreandMain.com - Ph: 443 417 5676

2002 Bethel Rd.(PO Box 278) - Finksburg - MD - 21048 www.coreandmain.com

Castings/Manholes/Grates; Concrete Precast Products; Contractor Services; Couplings, Pipe; Erosion Control Products; Geotextiles/Fabrics; Material Suppliers; Meters; Pipe Insulators; Pipe Pullers/Pushers; Pipe Stoppers; Pipe - all kinds; Pumps; Sewer Plugs; Steel Fabricating; Tracer Wire/Locate Wire;

Core and Main

Patrick Weyant - District Manager - Patrick.Weyant@coreandmain.com - Ph: 410-456-0928

www.coreandmain.com

Core and Main

Christopher Johnson - Outside Sales - Christopher.Johnson3@coreandmain.com - Ph: 301-843-0126

2720 Old Washington Rd - Waldorf - MD - 20601 ww.coreandmain.com

Core and Main

Christopher Johnson - ccjohnsonone@gmail.com - Ph: 202-380-7091

2720 Old Washington Rd - Waldorf, - MD - 20601

Corinthian Contractors

James Doll - President - jdoll@corinthiancontractors.com - Ph: 301-568-6510

8510 Westphalia Rd - Upper Marlboro - MD - 20774 www.corinthiancontractors.com

Corinthian Contractors

Declan Munslow - Vice President - dmunslow@corinthiancontractors.com - Ph: 301-568-6510

www.corinthiancontractors.com

Corinthian Contractors

Hugo Moreira - Vice President - hmoreira@corinthiancontractors.com - Ph: 301-568-6510

8510 Westphalia Road - Upper Marlboro - MD - 20774 www.corinthiancontractors.com

Corman Kokosing Construction Company

Ryan Nelson - rnelson@cormanconstruction.com - Ph: 614-679-8358

12001 Guilford Road - Annapolis Junction - MD - 20701 www.cormanconstruction.com

Corman Kokosing Construction Company

Louis Robbins - VP Design BUild - rnelson@cormanconstruction.com - Ph: 614-679-8358

12001 Guilford Road - Annapolis Junction - MD - 20701 www.cormanconstruction.com

CW & Sons Infrastructure, Inc.

Nancy Hall - Controller - nhall@cwsons.com - Ph: 301-627-3956

8000 Marlboro Pike, Suite B - Forestville - MD - 20747 www.cwsons.com

CW & Sons Infrastructure, Inc.

Dusty Harbaugh - Safety Director - dharbaugh@cwsons.com - Ph: 202-621-8978

6856 Eastern Ave NW - Washington - DC - 20012 www.cwsons.com

DC Line

Richard Kohls - President - rkohls@dcline.biz - Ph: 202-529-2383

2250 S. Dakota Ave, NW - Washington - DC - 20018 www.dcline.biz

DC Water

Rudy Gonzalez - Director of Procurement - Rudy.Gonzalez@dcwater.com - Ph: (202) 787-7052

5000 Overlook Ave, SW - Washington - DC - 20032 www.dcwater.com

DHLLOYD & ASSOC.

Denise Lloyd - lloydd@dhlloyd.com - Ph: 202-236-3254

1625 K Street NW - Washington - DC - 20006

District Concrete

Thomas Carter - President - districtconcrete@gmail.com - Ph: 301-541-6531

11431 Frederick Ave - Beltsville - MD - 20705 www.districtconcrete.net

Mobile-mix concrete delivery company offering 24/7 service in the Washington DC and Baltimore metropolitan areas. Dispatch Phone Number: 301.541.4779

District Logistics

Robert Terrell - President - mydclogistics@gmail.com - Ph: 202-302-9506

2585 Rhode Island Ave NE - Washington - DC - 20018 www.districlogisticsllc.com

Certified DBE/MBE Sewer/Water Construction, Roadway/Highway/Bridge Construction, Excavation & Site Development.

Doosan Portable Power

Deree Eaton - District Sales Manager - deree.eaton@doosan.com - Ph: 336-391-8930

1293 Glenway Drive - Statesville - NC - 27028 www.doosan.comm

Drill Tech Drilling and Shoring

Bob Stier - Area Manager - bob.steir@drilltechdrilling.com - Ph: (443) 589-8588

P O Box 1846 - Cockeysville - Maryland - 21030 www.drilltechdrilling.com

Drill Tech Drilling & Shoring, Inc. (DTDS) is a leader in specialty geotechnical construction. Originally founded as a small California business more than 25 years ago, Drill Tech's team has grown to more than 500 employees, with offices in Colorado, Kansas, Texas, and Maryland. No matter the scale or challenge of your geotechnical project, we are ready to help you achieve your goals. DTDS offers a full line of drilling, foundation and tunneling services and is consistently ranked by ENR as one of the largest foundation contractors in the United States. DTDS maintains a staff of experienced, registered professional engineers and construction managers specializing in the design and construction of infrastructure projects across the United States.

Dynamic Concepts, Inc. (DCI)

Gabrielle Alfonso - Director of Marketing & Business Services - galfonso@dcihq.com - Ph: 202-944-8787

1730 17th St NE - Washington - DC - 20002 www.dcihq.com

Dynamic Concepts, Inc. (DCI)

Mike Miller - General manager, SSP - mmiller@dcihq.com

www.dcihq.com

Dynamic Concepts, Inc. (DCI)

Lenny King - General manager, EIS - lking@dcihq.com

www.dcihq.com

Dynamic Concepts, Inc. (DCI)

Pedro Alfonso - President - Palfonso@dcihq.com - Ph: 202-944-8787

1730 17th Street, NE - Washington - DC - 20002

Dynamic Concepts, Inc. (DCI)

Kathy Yadvish - Sr. Manager, ULS - kyadvish@dcihq.com

www.dcihq.com

Eagle Bank

JOhn Richardson - EVP, Senior Market Executive/ C&I Lending - jrichardson@eaglebankcorp.com - Ph: 202-292-1624

7830 Old Georgetown Road - Bethesda - MD - 20814 www.eaglebankcorp.com

Banking Services

EJ, USA

John McCarthy - Sales Representative - john.mccarthy@ejco.com - Ph: 410-833-6100

2932 Industrial Park Dr. - Finksburg - MD - 21048 www.ejco.com

Casings/Manholes/Grates; Sewer/Water Maintenance; Steel Fabricating; Storm Drainage; Valves/Hydrants

Elements 27

Katherine Siciliano - President - kathy@elements27.com - Ph: 12027311593

21 VALHALLA AVENUE - ORMOND BEACH - FL - 32176 www.elements27.com

Elliott & Frantz, Inc

TOM Payne - Sales Representative - tompayne@elliottfrantz.com - Ph: 240 882 6131

10421 Guilford Rd - Jessup - MD - 20794 www.elliottfrantz.com

Backhoe/Loaders; Buckets; Equipment Leasing and Sales; Loaders/Dozers; Pavers

Elliott & Frantz, Inc

Robert Schaeffer - President

www.elliottfrantz.com

Enterprise Fleet Management

Olga Ney - Senior Account Manager - olga.l.ney@efleets.com - Ph: 240 372 9796

2273 Research Blvd. - Rockville - MD - 20850 www.efleets.com

Ferguson Waterworks

Greg Leonard - Sales Representative - gregory.leonard@ferguson.com - Ph: 301 870 7901

8520 Pennsylvania Ave Service Rd - Upper Marlboro - MD - 20772 www.ferguson.com

Geotextiles/Fabrics; Material Suppliers; Ductile Iron Pipe; Plastic Pipe; Valves/Hydrants

Ferguson Waterworks

Doug Fife - doug.fife@ferguson.com - Ph: 301-870-7901

8520 Pennsylvania Ave Service Rd - Upper Marlboro - MD - 20772

Ferguson Waterworks

Doug Fife - dougfife9@gmail.com - Ph: 240-210-2942

8110 Wingfield Pl - Alexandria - VA - 22308-1416

Flippo Construction Co., Inc.

John Morgan - Vice President - jmorgan@flippo.com - Ph: 301-967-6800

3820 Penn Belt Place - Forestville - MD - 20747 www.flippo.com

Electric Power Construction; Communications Construction; Sewer/Water Construction; Roadway/Highway/Bridge; Excavation/Site Development; Treatment Plant Construction; Trenchless Installation; Trenchless Rehabilitation

Flippo Construction Co., Inc.

Greg Mehallick - President and COO - gemehallick@flippo.com

Fort Myer Construction

Hector Sealey - Safety Director Corporate Compliance - hsealey@fortmyer.com - Ph: 202-636-9535

2237 33rd st NE - Washington - DC - 20018 www.fortmyer.com

Fort Myer Construction

Mike Rounds - Division Manager - mrounds@fortmyer.com

2237 33rd St NE - Washington - 20018 www.fortmyer.com

President of NUCA of DC 2018-2019

Garney Construction

Dan Buckley - Preconstruction Executive - dbuckley@garney.com - Ph: 703.794.6195

3959 Pender Drive - Fairfax - VA - 22030 www.garney.com

Gillespie Precast

Brian Hanna - bhanna@gillespieprecast.com - Ph: 717-479-0570

100 Brickyard Rd. - Chestertwon - MD - 21620

Gillespie Precast

Andrew Gillespie - agillespie@gillespieprecast.com - Ph: 410-708-1558

PO BOX 450 - Chestertown - MD - 21620 www.gilllespieprecast.com

Castings/Manholes/Grates; Concrete Precast Products; Concrete Products; Vaults

Goldin and Stafford

Brian Mattingly - President - bmattingly@goldinandstafford.com - Ph: 202-882-2600

2851 V Street, NE - Washington - DC - 20018 www.goldinandstafford.com

Goldin and Stafford

Sid Chapman - Vice President - schapman@goldinandstafford.com

www.goldinandstafford.com

Herc Rentals

Al Carpenter - Alfred.carpenter@hercrentals.com - Ph: 703-753-9494

5229 Wellington Rd - Gainesville - VA - 20155 www.hercrentals.com

Hobas Pipe USA

BRYANT WELCH - Area Manager Mid Atlantic - bwelch@hobaspipe.com - Ph: +19195925668

109 Wild Blossom Dr - Apex - NC - 27539 www.hobaspipe.com

HRGM Corporation

Ramesh Butani - President - butani@hrgm.com - Ph: 202 889 8400

2021 Shannon PLace SE - Washington - DC - 20020 www.hrgm.com

HRGM is an award-winning family-owned construction company that has been in business since 1978. Our site work crews perform Earthwork, Wet Utilities, Site Demolition, Sediment Control, as well as Contaminated Soil Removal. We also run small- to mid-sized design-build park and playground projects out of our Site Work Division. HRGM has a separate Roofing & Waterproofing Division, which executes large scale commercial roofing and waterproofing for ground up and renovation projects.

HRGM Corporation

Anita Butani - Project Executive - anita@hrgm.com - Ph: 202-889-8400

2021 Shannon PLace SE - Washington - DC - 20020 www.HRGM.com

Hydrochem PSC

Mark Boller - Regional Business Development Manager - mark.boller@hydrochempsc.com - Ph: 443-571-3552

4510 North Point Blvd - Sparrows Point - Maryland - 21219 www.hydrochemosc.com

Independence Excavating

Rick DiGeronimo - Vice President - rickdig@indexc.com - Ph: 703 430 1005

42784 Trade West Drive - Sterling - va - 20166 www.indexc.com

Sewer/Water Construction; Excavation/Site Development; Roadway/Highway/Bridge Construction; Shale Gas Play Construction Services

Independence Excavating

Stacey Kirth - Business Development Coordinator - skirth@indexc.com - Ph: 216-524-1700

www.indexc.com

Insight, LLC

Denny Showalter - President - dshowalter@insightdmv.com - Ph: 703-378-9008

14707-A WIllard Road - Chantilly - VA - 20151 www.insightdmv.com

Insurance Associates

Aldo Pasquariello - Executive Vice President - aldo@insassoc.com

www.insassoc.com

Insurance Associates

Alexis O'Connor - astock@insassoc.com - Ph: 301-838-9400

One Church St. - Rockville - MD - 20850

Insurance Associates

Stephen Spencer - President - steve.spencer@marshma.com - Ph: 301-838-8831

one church street - Rockville - MD - 20850 www.insassoc.com

Insurance Services; Surety Bonding

J. Fletcher Creamer & Son

Vern Dettman - lavern.dettman@jfcson.us - Ph: 202-345-5441

6720 Ammendale Rd - Beltsville - MD - 20705 www.jfcson.us

JESCO, Inc

Dave Riley - Regional Sales Manager - david.riley@jesco.us - Ph: 443-540-2380

8411 Pulaski Hwy - Baltimore - MD - 21237 www.jesco.us

Backhoes/Loaders; Loaders/Dozers; Attachments; Equipment Leasing and Sales

JESCO, Inc

John Pooler - john.pooler@jesco.us - Ph: 410-687-1700

8411 Pulaski Highway - Baltimore - MD - 21237

JESCO, Inc

Brett Howett - brett.howett@jesco.us - Ph: 240-385-4370

8200 Cryden Way - District Heights - MD - 20747

JJ Prime Services, LLC

Juan Aguirre - President - jjaguirre@jjprimeservices.com - Ph: 301-768-2371

1421 Kenilworth Ave, NE Suite C - Washington - DC - 20019 www.jjprimeservices.com

JJB D.C., Inc.

Judy Clough - judyc@jjbdc.com - Ph: 202-812-9016

211 East Lombard St 133 - Baltimore - MD - 21202

JJB DC Inc

Ray Odom - Chief Operations Officer - rayo@jjbdc.com - Ph: 202.812.2613

6031 Kansas Ave, NW - Washington - DC - 20011 www.jjbdc.com

Electric, Communications, Roadway construction, Trenchless Installation, Excavation & Site Development

JJB DC Inc

Hernando Rios - Director of Operations - Hernandor@jjbdc.com

6031 Kansas Ave, NW - Washington - DC - 20011 www.jjbdc.com

Kalos Construction

sqbranson@kalosconstruction.com - President - sqbranson@kalosconstruction.com - Ph: 202 291 8780

325 Vine St NW - Washington - DC - 20012 www.kalosconstruction.com

sewer/water construction; Roadway/Highway/Bridge Construction

Kirila Earthworks

Dave Kirila - Vice President - dkirila@kirilaearthworks.com - Ph: 703-282-8216

10201 Martin Luther King Jr Hwy, - Bowie - MD - 20105 www.kirilaearthworks.com

Excavation/Site Development; Shale Gas Play Construction; Sewer/Water Construction; Roadway/Highway/Bridge Construction

L/B Water Service Inc.

rick.walston - rick.walston@lbh2o.com - Ph: 301-874-2560

7111 Geoffrey Way - Frederick - MD - 21704-2107 www.lbh2o.com

Laborers International Union of North America - Mid-Atlantic Region

Marshall Brown - mbrown@maliuna.org - Ph: 703-476-7397

11951 Freedom Dr - Reston - VA - 20190 www.maliuna.org

Martins Construction Corp

Adriano Fernandes - Vice-President - afernandes@martinscorp.com - Ph: 703-533-8700

210 Little Falls St - Falls Church - VA - 22046 www.martinscorp.com

Sewer/Water Construction, Roadway/Highway/Bridge Construction, Treatment Plant Construction

Martins Construction Corp

Wolfgang Yaruro - Safety Manager - wyaruro@martinscorp.com - Ph: 703-533-8700

210 Little Falls St - Falls Church - VA

Midwest Mole, Inc.

JASON D MILLER - jason@midwestmole.com - Ph: 507-884-1748

6814 W 350 N - Greenfield - IN - 46140

Midwest Mole, Inc.

David Howell - Division Manager - david@midwestmole.com - Ph: 317 545 1335

1102 Princess St - Alexandria - VA - 22314 www.midwestmole.com

Midwest Mole, Inc.

David Small - dsmall@midwestmole.com - Ph: 317 439 3863

1102 Princess St - Alexandria - VA - 22314 www.midwestmole.com

Midwest Mole, Inc.

David Howell - david@midwestmole.com - Ph: 317-538-6889

3336 S Dendle Dr - New Palestine - IN - 46163

MISS UTILITY

DORA PARKS - dparks@missutility.net - Ph: 410-782-2026

7223 PARKWAY DR - HANOVER - MD - 21076

Muller Erosion & Site Services, Inc

Ralph Mobley - Business Development Manager - rmobley@mullerec.com - Ph: 301-767-6439

400 N Washington St, 3rd Floor - Falls Church - VA - 22046 www.mullerec.com

Electric Communications Gas Distribution Sewer/Water Construction Road/Highway/Bridge Construction Excavation & Site Development Trenchless Installation Trenchless Rehabilitation

Muller Erosion & Site Services, Inc

Jimmy Lunsford - JLunsford@Mullerec.com - Ph: 571-422-1429

400 N. Washington Street (3rd Floor) - Falls Church - VA - 22046

National Trench Safety

Connie Hewitt - Branch Manager - conniehewitt@ntsafety.com - Ph: 703 330 5104

11111 Industrial Rd - Manassas - va - 20109 www.ntsafety.com

One Call Concepts Locating Services

Daniel Sheehan - dsheehan@occls.com - Ph: 410-782-2033

7223 PARKWAY DR - HANOVER - MD - 21076

PEPCO

Bridget Jones - Damage Prevention Manager - bridget.jones@exeloncorp.com - Ph: 202-331-6178

701 9th St NW - Washington - DC - 20068 www.pepco.com

Positive Construction Solutions

Josh Welch - President - jwelch@positiveconstructionsolutions.com - Ph: 443 404 4118

6856 Eastern Ave, NW - Washington - DC - 20012 www.positiveconstructionsolutions.com

R.B. Hinkle Construction, Inc.

Jose Ramirez - Safety Director - joseramirez@rbhinkle.com

PO Box 1153 - Ashburn - VA - 20146 www.rbhinkle.com

R.B. Hinkle Construction, Inc.

Pedro Hernandez - Vice President - phernandez@rbhinkle.com - Ph: 703 430 0200

PO Box 1153 - Ashburn - 20146 www.rbhinkle.com

ReAgg LLC

Ed Bingham - ebingham@reagg.com - Ph: 301-336-6700

8700 Ashwood Drive - Capitol Heights - MD - 20743 www.reagg.com

ReAgg LLC

Dave Cantwell - dcantwell@reagg.com - Ph: 301-350-4000

10411 Motor City Dr. - Bethesda - MD - 20817 www.reagg.com

Aggregate Supplies Material Suppliers Trucks

Rees Broome, P.C.

Joseph Kasimer - JKasimer@reesbroome.com - Ph: 703-790-1911

1900 Gallows Rd. - Tysons Corner - VA - 22182

Rees Broome, P.C.

Gina Schaecher - gschaecher@reesbroome.com - Ph: 703-790-6229

1900 Gallows Road - Tysons Corner - VA - 22182

Richter Associates

Steve Richter - President - srichter@richterassociates.com - Ph: 301-548-7475

7519 Standish Place, Suite 320 - Rockville - MD - 20855 www.richterassociates.com

Engineering Services

Richter Associates

John O'Boyle - joboyle@richterassociates.com - Ph: 301-548-7475

7519 Standish Place, Suite 320 - Rockville - MD - 20855 www.richterassociates.com

Engineering Services

Ritchie Brothers Auctioneers

Winston Gobert - Territory Manager - wgobert@ritchiebros.com - Ph: 202-774-8909

3201 W Pulaski Hwy - North East - MD - 21901 www.ritchiebros.com

Equipment Suppliers Auction Services

S&J Service, Inc

Jose Gregorio - President - joeg@sj-service.com - Ph: 301 731 9555

5133 Frolich Lane - Hyattsville - Maryland - 20781 www.sj-service.com

Water/Sewer Construction; Roadway/Highway/Bridge Construction; Excavation & Site Development

SAK CONSTRUCTION

Robert Quackenbush - President - rquackenbush@sakcon.com - Ph: 443-569-1713

1405 Benson Court - Arbutus - MD - 21227 www.sakcon.com

Shirley Contracting Company, LLC

Kevin Lyons - Project Manager - Kevin.lyons@shirleycontracting.com - Ph: 703 296 8211

8435 Backlick Road - Lorton - VA - 20179 www.shirleycontracting.com

Shirley Contracting Company, LLC

Michael Post - sreese@shirleycontracting.com - Ph: 703-550-1123

8435 Backlick Rd - Lorton - VA - 22079

Smith & Sons LLC

Mike Smith - President - msmith@smithandsonsllc.com - Ph: 202-232-2236

1801 Clydesdale Place NW - Washington - DC - 20009 www.smithandsonsllc.com

Stocks General Contractors, LLC

David Stocks - President - dstocks@stocksgc.com - Ph: 202-750-0312

6515 Hot Spring Lane - Fredricksburg - VA - 22407 www.stocksgc.com

Electric, Communications, Excavation/Site Development, Road/Highway/Bridge Construction, Sewer/Water projects

Sunbelt Rentals

Chris Hall - Strategic Account Representative - chris.hall@sunbeltrentals.com - Ph: 301-256-6286

8400 Pennsylvania Ave - Upper marlboro - MD - 20772 www.sunbeltrentals.com

Utilities/Shoring Solutions — DC, MD, VA

Sunbelt Rentals

Greg Swanberg - greg.swanberg@sunbeltrentals.com - Ph: 410-567-1933

6770 Dorsey Road - Elkridge - MD - 21075 www.sunbeltrentals.com

Sunbelt Rentals - Shoring Solutions

Keith Darvalics - keith.darvalics@sunbeltrentals.com - Ph: 443-797-9706

6748 Dorsey Road - Elkridge - MD - 21075

Taylor Oil

Jeff Taylor - Safety Manager - jtaylor@tayloroilco.com - Ph: 410 258 5389

37 Thomas Ave - Brooklyn Park - MD - 21225 www.tayloroilco.com

Taylor Oil

Mike Leonard - mleonard@tayloroilco.com - Ph: Office: 410 636 9000 Cell: 410-903-7478

37 Thomas Ave - Brooklyn Park - MD - 21225 www.tayloroilco.com

The Blue Book

Evette Carroll - Business Development Consultant - ecarroll@mail.thebluebook.com

www.thebluebook.com

Computers/Software/supplies; Contractor Services; Material Suppliers; Training Services;

The Bulldog Group

Miguel Lambert - President - mlambert@thrbulldoggroupllc.com - Ph: 240.839.7018

10610 Rhode Island Ave - Beltsville - MD - 20705 www.thebulldoggroupllc.com

sewer/water construction road/highway/bridge construction Excavation/site development

The Bulldog Group

Randy Charlemagne - Chief Operating Officer - randy@thebulldoggroupllc.com - Ph: (249) 839-7018

10610 Rhode Island Ave - Beltsville - MD - 20705 www.thebulldoggroupllc.com

The Bulldog Group

Miguel Lambert - mlambert@thebulldoggroupllc.com - Ph: 240-839-7018

10610 Rhode Island Ave - Beltsville - MD - 20705

Trench Tech Shoring Solutions

Carl Lamb - clamb@shoringsolutions.com - Ph: 215-547-3800

11217A Maryland Ave, E - Beltsville - MD - 20705 www.shoringsolutions.com

Safety Equipment Steel Fabricating Steel Sheet Piling Trench Shields/Shoring

Trench Tech Shoring Solutions

Troy Cassaday - tcassady@shoringsolutions.com - Ph: 215-547-3800

11217A Maryland Ave, E - Beltsville - MD - 20705 www.shoringsolutions.com

United Rentals Trench Safety

John Spencer - jspencer2@ur.com - Ph: 301-672-5581

5101 Creston st - Hyattsville - MD - 20781 www.ur.com

Vasseghi Budd Law

Roya Vasseghi - Principal - roya@vasseghilaw.com - Ph: 703-755-0905

9663-A Main Street - Fairfax - VA - 22031 www.vasseghilaw.com

Law practice focused on civil litigation and employment matters

Vasseghi Budd Law

Kellie Budd - roya@vasseghibuddlaw.com - Ph: 703-215-9358

9663A Main Street - Fairfax - VA - 22031

Washington Air Compressor Rental

Steve Stecklein - Vice President of Sales - sstecklein@WashAir.com - Ph: 240-375-5066

10805 FOX HUNT LN - POTOMAC - MD - 20854 www.washair.com

Air Tools Compressors Equipment Leasing Equipment Sales

Washington Air Compressor Rental

Brian Stecklein - bstecklein@washair.com - Ph: 301-277-1300

4622 42nd Place - Hyattsville - MD - 20781

Washington Air Compressor Rental Co.

Kevin Stecklein - kstecklein@washair.com - Ph: 301-230-5800

12529 Parklawn Dr - Rockville - MD - 20852

Washington Gas

Scott Brown - Manager Damage Prevention - ssbrown@washgas.com - Ph: 703 750 4388

6801 Industrial Road - Springfield - VA - 22151 www.washgas.com

Washington Gas

Jack Ellison - Senior Specialist Outreach & Education - jellison@washgas.com - Ph: 703-750-5128

6801 Industrial Road - Springfield - VA - 22151 www.washingtongas.com

Washington Gas

Rosemary Langowski - Outreach & Training Specialist - Spanish Speaking - rlangowski@washgas.com - Ph: 703-750-4233

6801 Industrial Road - Springfield - VA - 22151 www.washingtongas.com

Washington Winwater

John Calhan - President - jhcalhan@winwaterworks.com - Ph: 240-495-0413

3137 Pennsy Drive - Hyattsville - MD - 20785 www.washingtonwinwater.com

Washington Winwater

Patrick Reiley - pjreiley@winwaterworks.com - Ph: 202-407-1644

3137 pennsy dr - Hyattsville - MD - 20785

Watt, Tieder, Hoffar & Fitzgerald, LLP

Jonathan Wright - Attorney - jwright@wthf.com - Ph: 703-749-1000

1765 Greensboro Station Place - McLean - VA - 22102 www.watttieder.com

Watt, Tieder, Hoffar & Fitzgerald, LLP

Jonathan Wright - smccutcheon@watttieder.com - Ph: 703-749-1000

1765 Greensboro Station Place - McLean - VA - 22102

White Cap

Raphael McNevis - raphaelmcnevis@whitecap.com

www.whitecap.com

White Cap

Christine DeNardo Rodas - Safety Program Manager - MidAtlantic - christine.denardo@whitecap.com - Ph: 202-317-0628

9230 Alaking Ct - Capitol Heights - MD - 20743 www.whitecap.com