About Us

Located in Washington, DC, Jefferson Business Consulting provides 360°, results-driven advice and hands-on assistance to our industry clients. We have been in business for 30 years helping clients capture and expand federal government business.

We understand and have extensive experience with the key arenas that impact government business, including federal policy, agency operations and programs, federal procurement policies and practices, media relations, and Congress. Using this unique blend of expertise, we develop and execute multi-disciplinary business development strategies and tactics that leverage all the dynamics that impact the federal market.

Jefferson’s results-focused approach is tailored to meet client objectives. We work in partnership with our clients at all time, ensuring that our efforts complement clients’ in-house resources.



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Janet Clement

Chief Executive Officer

Marty Mackes3

Martin Mackes

Chief Delivery Officer

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MJ Sivulich

Senior Vice President

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Karen O'Brien

Vice President & General Counsel

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Bradley Saull

Vice President


Adam Reece

President, High Top Public Affairs

Charles Sepich

Senior Consultant

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