General Construction, HVAC, Mechanical, Plumbing

Design Build, Interior/Exterior Renovations, Environmental Remediation, Historic, A&E, Engineering, construction, Maintenance, Civil, Utilities, Roadway, HVAC, Windows, Weatherizing, Energy Retrofits, Lighting, Demo, Decommissioning, MEP, Survey, GIS

Facility operation and maintenance including janitorial, logistic support services including transportation, mail sorting and distribution, and warehousing

General Contracting in the commercial industry, specializing in drywall, light gauge metal framing, painting, and rough carpentry

GENERAL CONSTRUCTION, SERVICE AND INSTALLATION OF THE FOLLOWING: HEATING, AIR CONDITIONING, REFRIGERATION, PNEUMATIC CONTROLS, PREVENTIVE MAINTENANCE, & ALL MECHANICAL WORK.

ARCHITECT ENGINEER SERVICES. CONSTRUCTION MANAGEMENT. ENVIRONMENTAL SERVICES. CONSTRUCTION. INFORMATION TECHNOLOGY. DESIGN/BUILD. GSA SCHEDULE CONTRACT. FACILITIES MANAGEMENT. A/E. CM. CFM. JOC. IDIQ. MACC. SUSTAINABLE DESIGN. FORCE PROTECTION. DREDGING

SECURITY GUARDS and PATROL SERVICES, SECURITY CONSULTING SERVICES, CIVIL, CRIMINAL & BACKGROUND INVESTIGATIONS; PROCESS SERVICE; ESCORT PROTECTION.

Space Planning and Office Design. Office furniture spec, and sales of GSA scheduled & Commercial furniture. and other realated industry products, carpeting, window treatment, Project management, reconfiguration of existing system furniture. Installation

TBSI can install Electrical, Fire Alarm, Security, Telecommunication Systems, & perform Network Upgrades

Full Service Janitorial and Remediation Company. Fire/Water Restoration. Ceiling Restoration Services.

Full Service Environmental Consulting, Industrial Hygiene Services, Hazardous Materials Consulting, Building inspection Services, Sub surface Drilling and installation of monitoring wells, Geotechnical Engineering Services, Construction Inspection Services

Administrative & General Mgmt Consulting Services; Business Mgmt Services; Strategic Planning, Corporate Policy Development; IT Services; Computer/Office Machine Maintenance & Repair Services; Mgmt Information Systems(MIS). and Network Engineering.

Construction ??Design Build & Renovation, Construction Management, Structural & Mechanical Fabrication & Installation, Roofing, HVAC, Plumbing, Building Repairs, Interior Finishes, Electrical, & Fire Alarm, Clean Rooms, Secured Facilities, LEED, Fit-out

Capitol Computer Networks, Inc. specializes in Systems integration and Sales and IT recruiting. We service organizations throughout the DC-Metro area with systems integration services, and provides recruiting services to companies throughout the US.

Demolition, asbestos abatement, lead abatement, mold abatement, carpentry, buildout, residential repairs and additions, accoustical ceilings

Civil engineering, surveying, stake out, topography, boundary, utilities, landscape design, storm sewers, environmental plan, wetlands, tree survey, storm water management, construction manage, hydraulics, sanitary sewer, water distribution, roads

B.I.G. Enterprises provides the Federal government with a wide range of support including: acquisition, administrative, procurement, and project management. B.I.G. is also a general contractor.

Program Mgmnt, Site Dev., A&E/Utility Coord., Construction & Mgmnt, Financial Planning, IT Mgmnt, Site Maint., Network installs, Equip. Expansion Coord., Vendor/Subcontractor Coord., Training/Mgmnt, RF Eng, Equip Install & Optimization, InBuilding Wireless Enhancement

PNS, Inc. is Southern Maryland's premier 'IT' training and network consulting provider specializing in MCSE, A+, Net+, Web Developer, and desktop applications training. Instructor-led, as well as online courses are available. A Sylvan testing center.

Cyber Security, Cloud Consulting, Mobility Solutions, Operations and Maintenance, Telecommunications, Service Desk, C&A, Vulnerability Assessmdent, Continuous Monitoring, Incident Response, Application Development, Program Project Management.