Contractors in Maryland

Codes and Cogs is committed to driving innovation, sustainability, and excellence, and that translates to our workforce development. Codes and Cogs also unites industry professionals and offer comprehensive talent recruitment, and specialized training.

Commercial Utilities provides comprehensive civil construction solutions to municipal and private sector clients, specializing in underground utility infrastructure.

Concrete General is a heavy highway civil construction company specializing in building bridges, retaining walls, and other concrete structures for private, local, state, and federal governments. They deliver Design-Builds, Bid-Builds, CMAR, and Negotiated Projects.

A Concrete Scanning & Utility Locating Company serving Baltimore Maryland, Washington DC, Northern VA, PA, and DE.

Contour Construction is a commercial construction manager known for expertise, speed, and quality. They offer commercial construction services from pre-construction to maintenance and sustainability.

Full service mechanical subcontracting company specializing in HVAC and plumbing commercial construction, service work, and HVAC controls.

Costello Construction is a Columbia, Maryland-based commercial construction contractor operating along the Baltimore/Washington corridor. The company serves both the public and private sectors and specializes in government institutions, corporate offices, fitness facilities, higher education projects and urban infrastructure. Costello Construction provides a wide range of services including pre-construction analysis, design-build, and sustainable construction. Founded in 1993 on the principles of self-performance and a hands-on management approach, Costello Construction is a name synonymous with integrity, hard work, dedication and a reputation for building commercial structures of the highest quality.

Credential Verification Service is a cloud service that enhances worksite safety through the management of training records and qualifications of workers in the construction industry.

Critical Systems is one of the fastest growing engineering services firms in the DC, Maryland, Northern Virginia, and New England markets. Their mission is to support customer needs and green initiatives with high-quality, innovative solutions. They offer products, knowledge, and services to building owners, architects, engineers, development, and construction teams.

CriticalCxE provides commissioning, engineering, and owner's representation services, specializing in technical solutions.

D & F Construction provides high-quality, efficient, and cost-effective construction services in Maryland, Northern Virginia, and Washington, DC. They focus on site development, utility services, and roadway construction.

DD&B Construction is a commercial builder with a 40-year history in the Mid-Atlantic and Northeast region. They specialize in ground up, restoration & renovation, and interior fit-outs & finishes.

DEL Electric is a leading provider of commercial electrical construction services and lighting solutions in Maryland. They focus on customer needs with cost-effectiveness.

Service Disabled Veteran Owned Small business offering in-house resources and capabilities for underground and above ground storage tanks, installation, removal, builds, upgrades, and environmental compliance needs.

Datanet Engineering, Inc. is a Construction and Engineering company focused on turn key solutions for Fuel Systems. This involves all aspects of Aboveground and Underground Fuel tanks, compliance testing, inspections, repairs, upgrades, removals, remediation and much more.

DGI is a woman-owned small business that helps clients with challenges in facility construction, management and operation; environmental remediation and compliance; and AE design and engineering. They work with government agencies, commercial entities, and non-profit institutions.

Deerfield Construction Group, Inc. provides full-service construction project solutions to clients in a diverse range of industries. They offer complete construction management, design-build, site survey, zoning analysis, and value engineering services.

Delaware Express Co. is a premier bulk non-hazardous materials transporter. Delaware Express' corporate office and main terminal in Elkton, MD is strategically located to serve the Mid-Atlantic region. Four additional terminals located in DE, NJ, NY, and MA further support our clients. Our drivers and support staff are capable and loyal and rewarded accordingly. The resulting low employee turnover and stable workforce provide our customers consistently superior service. Superior service, at a fair price, has enabled the company to grow modestly, yet consistently, over the past 80 years.

Delmarva Veteran Builders is a commercial construction firm founded in 2013 with the intent to provide quality construction jobs. They value integrity, communication, transparency, and pride in ownership.

Dennis Anderson Construction Corporation is a general contractor in Southern Maryland specializing in commercial construction. They offer services from premier office and industrial buildings to multi-family residential projects and government fit-out solutions.

DES is established with the aim of delivering cost and resource advantages to large, mid-sized, and local US-based engineering consultancy firms by offering a simple way to offshore your complex engineering projects to qualified offshore team.

Established in 1981, Digging & Rigging, Inc. is a family-owned crane and rigging company with a focus on dependability and professionalism. They provide crane, rigging, and heavy hauling services using advanced technology and a highly trained staff.