
Madison Services Group, Inc.
Practical business problems deserve practical policy solutions.
A woman-owned government relations business in Washington, D.C. Since 2002 we have helped small, midsize and large businesses, associations and non-profits build their voice in the federal policy arena.
Who we are & how we work
Top-tier advocacy that drives change.
Madison Services Group, Inc. is a woman-owned government relations business specializing in the government contracting, information technology entrepreneurial, and energy sectors. Located in Washington, D.C., we work with small, midsize and large businesses, associations, and non-profit organizations to develop and execute strategic plans centered on top-tier advocacy that drives change.
Founded in 2002, our approach is collaborative, with our expertise based on intimate knowledge of public policy. Our relationships run deep, and our knowledge of the legislative and regulatory processes is unparalleled. We strive to ensure that the organizations and companies working with us achieve desired outcomes and build their voice in the federal policy arena.

Legislative expertise
Policy areas where we deliver results
Government Contracting
Our GovCon expertise and results for our clients is unmatched.
Learn moreSmall Business
Our Founder Ann Sullivan built this policy space in Washington, D.C. over 20 years ago.
Learn moreBudget & Appropriations
Our bipartisan team has more than forty years of experience to help you achieve your objectives.
Learn moreEconomic Development
At the core of business is capital - we work to improve access for all.
Learn moreCybersecurity
Businesses operate in a complex network of evolving cybersecurity threats.
Learn moreCapabilities
How we help you get there
Federal Advocacy
Our Founder Ann Sullivan built an entire policy space in Washington, D.C. over 20 years ago.
Learn more02Elevating Businesses
We elevate businesses to assist with their federal business success.
Learn more03Procurement Strategy
The U.S. procurement system is complex, let us help you navigate it.
Learn more04Outreach & Grassroots
Grassroots advocacy can elevate your policy objectives.
Learn moreResults
A few examples of our accomplishments
Government Contracting
Implemented the long-awaited Small Business Administration's (SBA) Women-Owned Small Business Procurement Program (WOSB), as well as secured sole source authority for the program and removed restrictive dollar caps.
Government Contracting
Modernized and expanded the HUBZone program, which Congress was poised to eliminate. MSGI also worked to craft and shape the implementing regulations.
Government Contracting
Spearheaded an effort for midsize companies who have outgrown their SBA small size standard to have additional runway to compete in the federal marketplace. The new lookback period for revenue-based NAICS is now 5 years (formerly 3) as a result of our advocacy.
Elevating Businesses
Conducted targeted agency outreach to elevate a client's profile, resulting in a $46 million full and open contract award.
Our team
Led by people who know Washington
Let’s talk about your goals in Washington.
Drop us a line to learn more about our services.




