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Founded in 1999 by William R. Teel Jr., 1 Source Consulting, Inc. (1 Source), is an award-winning Service-Disabled Veteran-Owned Small Business (SDVOSB). Headquartered in downtown Washington, DC with multiple offices throughout the country, 1 Source is strategically located to support a wide variety of Federal Customers.

Policy & Governance

Planning & Analysis

Business Intelligence/Analytics

IT Support Services

Certifications & Best Practices


Our primary goal is to provide the best people, processes, systems, and tools to ensure the federal government is successful in completing its complex – critical missions requirements. From experience, our senior staff knows that “Creating Synergy Between Business and Technology” is key to accomplishing these missions.


With two decades of experience delivering IT solutions and business strategies to our clients, we have refined our tools and processes to gain an understanding and continually assess the changing needs and requirements of our clients while simultaneously, driving down cost and improving performance and security.


1 Source welcomes qualified applicants to submit their resumes for consideration to work in the areas of IT systems strategic planning and architecture development, systems engineering, software development, operations and maintenance, and cyber security. If you are interested in joining a highly motivated workforce, working in an exciting and challenging environment, while receiving industry competitive benefits and recognition. Please visit our current openings and apply now.