About Us

We’ve redefined the way people work by creating a space that blends comfort, creativity, and community.

Who we are

McMillian Consulting LLC is a Service-Disabled Veteran-Owned Small Business (SDVOSB) headquartered in Chula Vista, California. We were founded on the values instilled by military service discipline, integrity, accountability, and an unwavering commitment to mission success.

We specialize in project management, contract oversight, procurement support, and administrative consulting for government agencies. Our team brings a structured, compliance-first approach to every engagement, helping agencies reduce risk, improve efficiency, and achieve their objectives on time and within scope.

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Want to learn more about working with us?

We'd love to connect and talk about how McMillian Consulting can support your agency's mission. Reach out today no obligation, just a friendly conversation.
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Meet the founder

Tremaine McMillian is a U.S. Veteran, entrepreneur, and the driving force behind McMillian Consulting LLC. With a Master of Business Administration (MBA) and a Bachelor of Science in Marketing, Tremaine combines strong business acumen with deep federal experience. His professional background includes managing and evaluating security contracts with the Department of Homeland Security's Federal Protective Service (DHS FPS), where he developed expertise in compliance, procurement, and contract oversight. He holds certifications in Project Management, Cybersecurity, and Contracting Officer Representative (COR) Levels I & II, and is currently pursuing certification in Security Management. Tremaine's military service laid the foundation for his leadership philosophy — show up prepared, be accountable, and always put the mission first.
Tremaine McMillian
Founder & Managing Director