Florida’s Independent Testing Authority

Independent testing and commissioning services for owners, contractors, and engineers throughout Florida.

Why Choose Us?

Our family based-business, values quality and integrity which is carried from start to finish in every project with our experienced SITA Team serving Florida. Our firm holds certification from:

  • AABC – Associated Air Balance Council
  • NEBB – National Balancing Bureau
  • AcG – AABC Commissioning Group
  • ITC – Infared Training Center

What Our Clients Say

Working with SITA on our commercial HVAC project was a seamless experience from start to finish. Their team was professional, thorough, and incredibly knowledgeable. The testing and balancing report was detailed and delivered on time. We wouldn’t hesitate to work with them again on future projects.

Ruby Smith, Zyra

Our Services

We deliver precision testing, commissioning, and compliance solutions to ensure your building systems perform efficiently, safely, and to code:

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HVAC Testing & Balancing

We ensure your HVAC system operates efficiently by testing, adjusting, and balancing air and water flow for optimal comfort and performance.

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Building Commissioning

Our specialists verify that all building systems are installed and performing per approved construction documents, reducing energy costs by 15–30%.

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Building Air Barrier Testing

We test your building envelope’s air leakage rate to ASTM standards, helping owners lower operating costs and improve overall energy efficiency.

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Residential Blower Door Testing

We test residential properties to Florida Building Code R402.4.1.2, providing reports to confirm full compliance standards are met.

Our Portfolio

With over three generations of experience, SITA takes great pride in our work and in our partners across Tampa Bay and throughout Florida.

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Tampa General Hospital

Tampa, FL

View of downtown Los Angeles buildings featuring a mix of historic architecture, modern apartment complexes, and reflective glass skyscrapers under a cloudy blue sky.

St. Joseph’s Hospital

Tampa, FL

Downtown Tampa skyline featuring modern skyscrapers, a river canal, and elevated highway bridges under a clear blue sky.

Advent Health Tampa

Tampa, FL

Serving the Greater Tampa Bay Area

Southern Independent Testing Agency proudly provides certified TAB, Building Commissioning, and Air Barrier Testing services across Tampa Bay and surrounding communities.

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Don’t see your city? Contact us — if you’re in Florida, we likely serve your area.

Have Any Questions?

Have Any Questions?

We encourage questions and are happy to answer them! You can send your inquiries through our Contact page