AC Miller

A.C. Miller Concrete Products has been providing Quality Pre Cast Products to the Utility and private sector for over 50 years.

NPCA Certified Plant

ADS Pipe

Advanced Drainage Systems, Inc., (NYSE: WMS) (ADS) is the world’s largest producer of high performance thermoplastic corrugated  pipe, providing a comprehensive suite of water management products and superior drainage solutions for use in the construction and infrastructure marketplace.  Its innovative products are used across a broad range of end markets and applications, including non-residential, residential, agriculture and infrastructure applications.  The company has established a leading position in many of these end markets by leveraging its national sales and distribution platform, its overall product breadth and scale and its manufacturing excellence.  Founded in 1966, the company operates a global network of 61 manufacturing plants and 29 distribution centers. In addition to its flagship N-12® pipe, and HP Sanitary and Storm pipe, the company offers a complete line of fittings and other accessories including StormTech® storm water chambers, Nyloplast® drainage structures, INSERTA TEE®, storm water treatment units and various geotextiles. To learn more about ADS, visit

 Alban CAT


AM-Liner East

 American Shoring

Anchor Construction

Incorporated since 1985 and headquartered in the District of Columbia, Anchor Construction Corporation has excelled at and specializes in all facets of Site Work including Utility Work (sanitary sewers, storm drain, water mains, communication and power duck bank systems) and Roadway/Bridges Constructions. We are a licensed and bonded DC CBE contractor serving the Washington Metropolitan area. Anchor‘s goal is to be your “Firm of Choice”.  See the Anchor website for more information:

Archer Western Construction

Aronson LLC

Arthur J. Gallagher & Co.

Asmar, Schor and McKenna

B. Frank Joy

B. Frank Joy, LLC, a Veteran Owned Small Business, provides the installation, maintenance and rehabilitation to underground infrastructure for both the public and private industries.  For more information or to contact us, visit our website at

Badger Daylighting

Badger Daylighting ™ is the industry leader in non­-destructive hydro excavation services. Since 1992, Badger has been innovating cutting-edge technology and providing services to a diverse customer base including oil and gas, energy, industrial, construction, transportation and other markets, as well as numerous government agencies within Canada and the United States.

For more than 25 years, Badger has been committed to creatively solving our clients infrastructure needs and challenges by delivering a safe and reliable service.

Beltsville Construction Supply

Cherry Hill Construction


CINNOVAS provides construction and utility services for the government and private sector.  Since 2005, as a minority-owned contractor based in Washington, DC, we have grown by meeting and exceeding our client’s expectations through our collaborative approach and focus on building relationships.

CNA Insurance

Concrete Pipe and Precast

Core and Main

Core and Main (Formerly HD Supply Waterworks) distributes complete lines of water and wastewater transmission products, serving contractors and municipalities in the water and wastewater industries for residential and non-residential uses. Whatever the project — from water and sewer line installation, storm water retention systems and water/wastewater treatment plant construction to fire protection equipment and fusible piping — Core and Main offers a full array of capabilities to serve our customers.

Corinthian Contractors

Corman Construction

CW & Sons Infrastructure

DACO Construction

D.C. Materials

DC Water

Diamond’s Management Group

District Logistics

Dynamic Concepts (DCI)

Eagle Bank


Elliot and Frantz

Ferguson Enterprises

Flippo Construction Company

Flippo Construction Company, Inc. (FCCI) is a second-generation employee owned and operated general and heavy construction business operating primarily in the metropolitan Washington D.C., Baltimore and Richmond corridor. The Company was founded in 1971 by B. Earl Flippo and in our years of operation has grown from a small utility contractor to a major player in our area’s heavy construction industry.
MISSION STATEMENT: To continue building and developing a profitable, safety conscious, employee owned construction company, that provides a quality product with pride, improves and challenges its employees, andcontributes to their communities.
Safe, Productive, Quality Jobs with Pride!
We believe strongly in both our motto and our mission statement, hence the reason for its prominent display on our equipment and facilities. Our team concept of management is successful because our people understand that their contributions are fully recognized and rewarded. Our concern for their safety as well as having the best resources available for the professional completion of our projects is paramount in management’s oversight of the company’s progress. Our Human Resources Department plays a major roll in obtaining the best qualified people, training them and looking out for their safety through constant evaluations of our field operations and job sites.
Our firm has three major areas of expertise: Service, Utilities and Heavy Construction. As you look at our company profile, you will discover how each of these areas serve very specific needs and services for our valued customers and clients.
We are proud of our company, its’ employees, and our past performance.
We look forward to a successful future, together.
See the Flippo website for more  information:

Fort Myer Construction

Garney Construction

Gillespie Precast

Goldin and Stafford

GradeLine Engineering & Construction

Independence Excavating

Independence Excavating, Inc. (IX) is a recognized industry leader in challenging, fast tracked site development/redevelopment, demolition, heavy industrial applications, environmental solutions and concrete crushing.  Founded in 1956 by the DiGeronimo family, Independence Excavating has earned a solid reputation of safety excellence, honesty, integrity and outstanding performance.  We are excited about our expansion into the Mid-Atlantic region and look forward to proving the same superior service our clients have come to know over the last 60 years.    Visit us at

Inland Pipe Rehabilitation



Insight is a full service utility locating, vacuum excavation and pipe inspection company providing immediate availability on projects of any size and complexity.   Insight provides prompt, efficient utility locating and mapping solutions to engineering firms, commercial construction companies and land developers in the District, Maryland and Virginia.

Insight has one of the area’s largest fleets equipped with the most advanced technology.  Our team has contributed to the successful completion of several high profile projects across all market sectors, private and public. Our staff has been locating and mapping the underground utilities in the District, Maryland and Virginia for over 20 years and has developed a unique understanding of our ever changing and complex utility infrastructure.   Insight shares that knowledge with its clients, helping save time and money.

Insurance Associates

We’re a locally-based firm that has been advising and protecting clients for over 58 years. We help them secure the right insurance, bonds, and employee benefits.  We work with clients in all industries, but our expertise and experience in the Construction Industry is “2nd to none”.   Clients stick with us because they value the many extra services we routinely provide and we earn your trust and confidence as your business advisors every day.


Since 1972, JESCO has been building long-term relationships with contractors and municipalities through the region by supplying them with a wide range of quality construction equipment.  JESCO is one of the most respected John Deere Construction Equipment dealers in the country. We treat our customers with respect and go out of our way to service their businesses as if they were our own.  With one of the most extensive equipment offerings and one of the largest rental fleets in the area, a massive parts inventory and a full fleet of service vehicles, JESCO is always ready to meet the needs of its loyal and growing customer base.

Kirila Earthworks

Lane Construction

The Lane Construction Corporation is a leading U.S. construction company specializing in the transportation, infrastructure and energy industries.  Lane’s unique combination of capabilities includes public-private partnerships/innovative financing and joint ventures; large, complex design-build and bid-build projects; and the ability to produce and install asphalt, aggregates and concrete.  Visit to learn more.

Mabey Inc.

Martins Construction Corp

See the Martins Website for more information:

McFarlin Insurance Agency

Metro Paving Corporation

Midwest Mole

Miss Utility/District One Call
National Trench Safety

O’Riordan Bethel Law Firm
P and P Sewer Techs


Recycled Aggregates/REAGG

Your complete supplier of aggregates, stone and specialty materials for the construction industry

Ritchie Brothers
SAK Construction

SAK Construction is one of the fastest-growing, privately held pipeline rehabilitation and tunneling contractors in the U.S. today. Founded in 2006 by a seasoned team of experts in underground construction and trenchless technology, the company focuses on helping clients nationwide identify the most cost-effective solutions to the many operational, regulatory and environmental problems associated with deteriorating sanitary and storm sewers.”

Shirley Contracting

Smith and Sons


Smith & Sons, LLC (SSLLC) strives to be the one site utilities company in Washington, DC that is recognized by the local construction industry as a Certified Business Enterprise (CBE) company that goes the extra mile to complete its tasks safely, on time and with little or no negative impact to the environment.

Description of Company*

SSLLC is a Washington, DC, home-grown construction company, incorporated in 2010. As of our incorporation, we specialize in two areas: site utilities – the installation of underground plumbing i.e. sewer lines domestic water lines, fire suppression lines and storm water drain lines; facilities maintenance – installation and upkeep of HVAC systems, electrical, plumbing, roofing, windows and doors in commercial environments.

Description of Differentiation*

What sets SSLLC apart from the many other CBE construction companies in Washington, DC is that we have the distinction of being the only US Department Housing and Urban Development (HUD) certified Section-III site utilities company in town. Section-III is a HUD set-aside program to give qualified companies the opportunities to compete in HUD finance-guaranteed construction projects.

Source One Business Services

Sunbelt Rentals, Inc.

Support of Excavation

The Blue Book
The Bulldog Group, LLC
Traffic Safety Supplies

Trench Tech Shoring Solutions

United Rentals Trench Safety

United Rentals Trench Safety will help you find a customized, cost-effective solution for your specific excavation needs. From experienced in-house Registered Professional Engineers (RPEs) who help design your plans, to 24/7 rapid onsite repairs, to your own dedicated account manager, we partner with you every step of the way to ensure your operations run smoothly and safely. Call us to schedule training! As the nation’s largest provider of trench safety training programs, our instructors have real trench experience and know the local, state, provincial and federal regulatory issues that affect your job site.

Virginia Contractors Supply
W.F Delauter & Son, Inc.
W.F. Delauter & Son has been providing quality construction projects since 1955.  We specialize in excavating, grading, utilities, and horizontal drilling.  With the expertise of our heavy equipment operators, foremen, and crews, we are able to complete quality work on time and within budget. 
Washington Air Compressor Rental Co.

Washington Air Compressor Rental Co., a family owned and operated business since 1931, with five locations throughout the Washington Metropolitan area, provides quality products for sale and rental, with and without operators, and reliable services for our customers’ needs.

As we have continued to grow, our commitment to the employees has remained our top priority. Having quality staff enables us to continue to give the customer the attention needed to maintain the higher standards required to conduct good business practices in today’s environment.  Website:

Washington Gas
Washington WinWater
Watt, Teider, Hoffar & Fitzgerald

WhiteCap / HD Supply