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Your Trusted Construction Management Partner in South Florida
Key Site Developers is a multidisciplinary management team with over 30 years of proven experience in architectural design, project management, and construction. We specialize in delivering high-quality, cost-effective solutions for residential, commercial, and mixed-use developments across South Florida. Our dual expertise as construction managers and real estate developers provides a unique perspective, combining an owner's mindset with a builder's precision to ensure better decision-making and tangible cost savings. Our portfolio includes luxury home renovations, multifamily complexes, and commercial spaces, with comprehensive oversight from initial planning through final delivery.

Our team of seasoned professionals, trusted subcontractors, and reliable partners share our commitment to transparency, accountability, and clear communication. We treat every project as a personal endeavor, ensuring client needs remain central to every decision. Our client-focused approach guarantees professionalism, attention to detail, and a dedication to turning visions into reality on time and on budget.
Services
New Construction Renovations Construction Management Baths Renovations Kitchen Renovations
Highlights and features
  • We combine 30+ years of architectural and construction expertise with real estate investment experience.
  • Our dual expertise ensures cost-effective solutions and efficient project execution.
  • We manage every phase of construction from planning to final delivery.
  • Our team includes seasoned professionals and trusted subcontractors with high standards.
  • We prioritize transparency, accountability, and client-centric communication.
Services
New Construction
We specialize in new construction projects, delivering high-quality residential, commercial, and mixed-use developments across South Florida. Our team manages every phase from planning and design to final delivery. With decades of experience, we ensure precision, efficiency, and client satisfaction.
Renovations
Our renovation services transform single-family residences, multifamily complexes, and commercial spaces with attention to detail and cost efficiency. We handle everything from luxury home makeovers to structural improvements. Our approach combines design excellence with practical execution for lasting results.
Construction Management
We provide end-to-end construction management, overseeing planning, budgeting, scheduling, and quality control. Our expertise ensures projects meet timelines and financial goals. Clients benefit from transparent communication and accountability throughout the process.
People
Fidel Flamini
Architect & Real Estate Developer
Fidel Flamini is a trained architect with over 30 years of experience in real estate project management. He specializes in land evaluation, architectural design, and construction supervision across South Florida. His career spans 18 years running his own firm in Venezuela and leading diverse projects in Miami.
Luis Marquez
Civil Engineer & Realtor
Luis Marquez is a Civil Engineer with an MBA and over 25 years of leadership in operations, finance, and real estate. He oversees project execution and property management at Key Site Developers. His expertise includes strategic planning, budgeting, and maximizing asset performance.
Questions
What services does Key Site Developers offer?
We provide new construction, renovations, and construction management services for residential, commercial, and mixed-use projects in South Florida.
How long has Key Site Developers been in business?
Our team has over 30 years of combined experience in architectural design, project management, and real estate development.
What areas do you serve?
We specialize in projects across South Florida, including Miami, Coral Gables, and Little Havana.
What makes Key Site Developers unique?
Our dual expertise as construction managers and real estate developers ensures cost-effective solutions and a client-focused approach.