Our Focus is Quality Over Quantity
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Building Southwest Florida’s Future – Trusted Experts in Commercial Construction & Rebuilding

Welcome to Costello Construction, your premier commercial construction company serving Fort Myers, Florida, and the surrounding areas of Southwest Florida. With a reputation for excellence and a commitment to quality, we specialize in providing top-notch construction services for a wide range of commercial projects.

Our Construction Services

At Costello Construction, we have the expertise and experience to handle all aspects of commercial construction, from building facilities from the ground up to renovating and fitting out existing properties. Our comprehensive services include:

A group of construction workers are working on a building under construction.
A tall building is being built with cranes on top of it.
A large building with a lot of windows and trees in front of it.

Our Construction and Workmanship Expertise

With years of experience in the industry, Costello Construction has earned a reputation for delivering exceptional results and exceeding our clients' expectations. Our commitment to quality craftsmanship, attention to detail, and customer satisfaction sets us apart as a leader in commercial construction in Fort Myers and Southwest Florida.

Why Choose Costello Construction?

We offer start-to-finish solutions for all levels of commercial and residential projects. 

Our unique qualifications include:

  • Licensed and Insured 
  • Second Generation, Family Owned and Operated Contractors
  • Strong Emphasis on Personal Service and Attention to Detail
  • Robust Database of Subcontractors, Vendors, and Suppliers
  • Commitment to Cost Control - We Stay Within Your Budget
  • Professional Collaboration with the Architect, Project Management Team and Designers 
  • Firm Scheduling Process to meet all Deadlines 

Excellence begins and ends in the quality of detail.

See Reviews of Our Work Here!

⭐⭐⭐⭐⭐

"I contracted Costello Construction to remodel my lanai and my garage. I had an idea of what I wanted and Will Costello gave me suggestions and ideas that I had no clue I would be able to have with the budget allotted. The results were outstanding and beyond my expectations. They were fast, professional, attentive to detail and got the work done within my budget. I am very happy with the end results!"



- Silvia M.

⭐⭐⭐⭐⭐

"My husband and I couldn’t be happier with the work performed by Costello Construction. We had two bathrooms remodeled with new vanities, mirrors, and tile work plus a bunch of miscellaneous work at our condo. Kyle was our Project Manager and he was on top of the project at all times while also ensuring the highest of quality was performed. We highly recommend Costello for any home renovation project!! They are awesome!!"



- Maryanne M.

"Costello Construction enclosed our screened lanai to create a four season sunroom, and built an outdoor kitchen and exterior patio. We love the result! Will and his team were friendly, responsive, and made sure we were happy. Everything was done exactly as we asked and the quality is excellent. I enthusiastically recommend Costello Construction. Mark and Madeline Ebelini July, 2022"



- Madeline E.

⭐⭐⭐⭐⭐

"Costello Construction enclosed our screened lanai to create a four season sunroom, and built an outdoor kitchen and exterior patio. We love the result! Will and his team were friendly, responsive, and made sure we were happy. Everything was done exactly as we asked and the quality is excellent. I enthusiastically recommend Costello Construction. Mark and Madeline Ebelini July, 2022"



- Madeline E.

⭐⭐⭐⭐⭐

"We had such a wonderful experience with Will and his crew. They finished our bathroom remodel promptly and it well exceeded our expectations!!! We will definitely use them for our future remodel needs! High recommend!"



- Micah K.

"Amazing company! The employees do amazing work and reasonably price for the work completed.

Highly recommended!"



- Ashley T.

⭐⭐⭐⭐⭐

"Amazing company! The employees do amazing work and reasonably price for the work completed.

Highly recommended!"



- Ashley T.

See Reviews of Our Work Here!

⭐⭐⭐⭐⭐

"I contracted Costello Construction to remodel my lanai and my garage. I had an idea of what I wanted and Will Costello gave me suggestions and ideas that I had no clue I would be able to have with the budget allotted. The results were outstanding and beyond my expectations. They were fast, professional, attentive to detail and got the work done within my budget. I am very happy with the end results!"



- Silvia M.

⭐⭐⭐⭐⭐

"My husband and I couldn’t be happier with the work performed by Costello Construction. We had two bathrooms remodeled with new vanities, mirrors, and tile work plus a bunch of miscellaneous work at our condo. Kyle was our Project Manager and he was on top of the project at all times while also ensuring the highest of quality was performed. We highly recommend Costello for any home renovation project!! They are awesome!!"



- Maryanne M.

⭐⭐⭐⭐⭐

"Costello Construction enclosed our screened lanai to create a four season sunroom, and built an outdoor kitchen and exterior patio. We love the result! Will and his team were friendly, responsive, and made sure we were happy. Everything was done exactly as we asked and the quality is excellent. I enthusiastically recommend Costello Construction. Mark and Madeline Ebelini July, 2022"



- Madeline E.

⭐⭐⭐⭐⭐

"We had such a wonderful experience with Will and his crew. They finished our bathroom remodel promptly and it well exceeded our expectations!!! We will definitely use them for our future remodel needs! High recommend!"



- Micah K.

⭐⭐⭐⭐⭐

"Amazing company! The employees do amazing work and reasonably price for the work completed.

Highly recommended!"



- Ashley T.

Contact Our Commercial Construction Experts Today in Fort Myers at (239) 790-5337