About the Founder
Mark Coleman-Mabry
Founder & CEO — Apex Procurement Advisors
Mark Coleman-Mabry is a seasoned procurement executive with over 11 years of experience in government procurement and strategic sourcing. Currently serving as the Assistant Director of Strategic Sourcing for the City of Atlanta's Department of Procurement, Mark leads initiatives that shape how one of America's largest cities manages its supply chain and vendor relationships.
His career has included direct procurement oversight at Hartsfield–Jackson Atlanta International Airport — the world's busiest airport — where he managed a portfolio exceeding $1 billion. This rare, hands-on experience inside one of the most complex procurement environments in the country is what sets Apex Procurement Advisors apart.
The Mission
Bridging the Gap Between Business and Government
Most businesses fail at government contracting not because they lack capability — but because they don't understand how procurement decisions are actually made. Having spent over a decade on the inside, Mark founded Apex Procurement Advisors to give businesses the insider perspective they need to compete and submit stronger bids.
"I give businesses the additional edge as they compete for these life changing opportunities."
MMark Coleman-Mabry
Founder & CEO
Experience
Career Highlights
Assistant Director of Strategic Sourcing
City of Atlanta — Department of Procurement
Leading strategic sourcing initiatives and supporting the city's procurement and supply chain operations. Overseeing procurement strategies that impact city-wide infrastructure and public services.
Procurement Leadership
Hartsfield–Jackson Atlanta International Airport
Managed procurement operations for the world's busiest airport, overseeing a portfolio exceeding $1 billion. Navigated one of the most complex procurement environments in the country.
11+ Years of Government Procurement Expertise
Strategic Public Procurement
Over a decade of experience in public sector procurement, vendor management, compliance, and strategic sourcing — building the expertise that now benefits private sector clients.
$1B+
Procurement Portfolio
11+
Years in Government
Nationwide
Service Coverage
100%
Client-First Approach
