build up. build out. build bold. build marvel
NEFL Commercial Interiors • Licensed GC • Predictable Scheduling
At a Glance
A Florida- Licensed GC
Marvel Construction Group operates as a fully licensed Florida general contractor, holding License CBC1267156, authorized to manage commercial construction projects with complete compliance to state codes, permitting, and regulatory standards.
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12+ Years of Experience
With more than a decade of commercial construction experience in Northeast Florida, Adam Leo brings hands‑on project leadership, precise coordination, and consistent delivery across diverse buildout and development projects.
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Safety / Quality Process
Our process emphasizes safety, code compliance, and disciplined quality control, supported by clear communication, detailed planning, and hands‑on oversight to ensure durable, high‑performing commercial spaces.
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Industries Served
Marvel Construction Group serves retail, medical, office, franchise, and developer clients, delivering tenant buildouts, commercial interiors, and ground‑up projects throughout Jacksonville, St. Johns County, and surrounding Northeast Florida markets.​
About Marvel Construction Group
serving Jacksonville & St. Augustine, FL
Adam Leo, Founder & President
Marvel Construction Group LLC
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Marvel Construction Group is a commercial general contractor serving businesses, developers, and property teams across Jacksonville, St. Augustine, and the broader NEFL region. Our approach is advisory-driven, emphasizing clear communication, disciplined planning, and predictable execution. We focus on building long-term relationships by delivering work that aligns with each client’s goals, operational needs, and project timelines—whether it’s a ground-up build, tenant improvement, or ongoing facility support.​
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Built on Experience,
Integrity, and Hands‑On Leadership
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Marvel Construction Group was founded by Adam Leo, a licensed general contractor with more than a decade of experience managing commercial and residential projects across Northeast Florida. Adam’s background in building construction, combined with his hands‑on leadership style, ensures every project receives the diligence, communication, and precision it deserves. His expertise spans project management, subcontractor coordination, estimating, scheduling, and client service—skills that allow Marvel Construction Group to consistently deliver safe, code‑compliant, and high‑quality results for developers, brokers, architects, and business owners.
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​How We Work
Our approach centers on communication, coordination, and accountability. We collaborate closely with architects, engineers, and commercial real estate partners to ensure every detail is executed correctly, efficiently, and in alignment with project goals. This process keeps timelines tight and expectations clear.
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Our Commitment to You
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We bring a dedication to craftsmanship, safety, and long‑term value to every project. Clients trust us for accurate timelines, transparent budgeting, and a team that stands behind its work. Whether it’s a ground‑up build or a tenant improvement, we deliver spaces built to perform and built to last.
