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Forest Tek / Overseas Lumber / Keys Mercantile

Forest Tek/Overseas Lumber/Keys Mercantile



Forest Tek/Overseas Lumber has been proudly serving professional builders, custom home builders, contractors, and homeowners since 1982 by supplying high-quality lumber, hardware, and building materials to the Florida Keys. They take pride in providing the most competitive and reliable service in the area to service all of their customers’ needs.

Over the years, Forest Tek has expanded its product offering to become a full-service retail window and door dealer which includes expanded showroom and installation options. They have also added more services to meet the needs of local contractors and homeowners including product delivery along the 100-mile chain from Key Largo to Key West. Forest Tek Lumber and Overseas Lumber stores feature popular products such as building materials, tools, lawn and garden supplies, paint, electrical, plumbing, and more with competitive pricing and top-notch customer service. Their knowledgeable Pro Desk Team allows them to service any type of new construction, renovation, or home improvement project. To better serve their customers, they have locations in both the Upper and Lower Keys.

(For more info on Forest Tek, visit their website here).


Pro Desk Team


Tool Repair

Professional Installation

Full-Service Retail Window & Door Dealer

Window & Door Showroom

Home & Automotive Key Services



Forest Tek/Overseas Lumber provides a wide selection of tools and hardware supplies. Whether you need door hardware or a simple toolbox or toolbelt, Forest Tek is here to serve your building needs.


Doors & Windows

Choose from a wide variety of high-quality brands of interior and exterior windows and doors as well as the latest hardware trends and finishing touches including moulding and shutters. Forest Tek proudly carries PGT Impact windows and doors to protect homes from hurricanes and tropical storms.


Building Materials

Forest Tek/Overseas Lumber offers a wide variety of building materials including engineered lumber, general lumber, I-joists, LVL beams, PSL columns, drywall, insulation, and more.


Building Supplies

To better serve the building needs in their community Forest Tek/Overseas Lumber stores offer the supplies to complete building projects inside and outside including paint, plumbing, lawn and garden supplies, and more.



Forest Tek Lumber

88521 Overseas Highway
Tavernier, FL 33070

Monday – Friday: 7AM to 5PM
Saturday – Sunday: 8AM to 4PM


Keys Mercantile

82705 Overseas Highway
Islamorada, FL 33036

Monday – Friday: 8AM to 5PM
Saturday – Sunday: 8AM to 4PM


Overseas Lumber Supply

30251 Overseas Highway
Big Pine Key, FL 33043

Monday – Friday: 7AM to 4PM
Saturday – Sunday: 7AM to 1PM

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