About Keys Construction - Florida Keys General Contractor


Keys Construction Services, Inc. is a full service General Contracting Company with experience in diverse aspects of the construction and home building industry. Our Company has established and maintained a reputation in the Florida Keys for quality jobs completed on time and on budget. We believe the foundation for success is focused on our commitment to quality and customer satisfaction.

We approach each project with a cooperative mindset, working with the Owners, Developers, Engineers, Architects, and Subcontractors. Keys Construction Services provides a broad range of services to fulfill every home builder and customer’s needs. These services span from Early Planning and Design to General Contracting and Professional Craftsmanship, resulting in a top-quality Turn Key Product.

Keys Construction Services was founded by Mark Oliver in an effort to provide professional, quality construction to its customers. As a General Contractor, Mark has completed numerous landmark projects throughout the Florida Keys. With his extensive knowledge and expertise in the construction industry, he will facilitate any customer through construction process.

Our Services

Keys Style Cottages Rough and Finish Carpentry
Concrete Foundations Concrete Repair (Spalling)
Multi-Home Developments Framing
Construction Management Flooring
Custom Home Builders Demolition
Renovations Painting
Historical Restoration Additions

Licenses and Certifications

  • Florida Certified General Contractor – CGC062147
  • City of Key West Occupational License
  • City of Marathon Occupational License
  • Village of Islamorada Occupational License
  • Monroe County Occupational License


Florida Keys builders

Florida Keys builders