Orlando’s Independent Testing Authority

Independent testing and commissioning services for owners, contractors, and engineers throughout Central 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 the Orlando area. Our firm holds certification from:

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

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 Orlando and throughout Florida.

Urban city street featuring the Orlando Public Library building surrounded by palm trees, traffic lights, and nearby modern high-rise architecture under a blue sky.

Orange County Library

Orlando, FL

Modern office building surrounded by tall palm trees and lush landscaping with reflective glass windows and a curved driveway entrance.

Research Pavilion

Orlando, FL

Modern multi-story glass office building with curved architectural features, large windows, palm trees, and a landscaped green lawn under a bright blue sky.

University of Central Florida

Orlando, FL

Serving the Greater Orlando Area

Southern Independent Testing Agency proudly provides certified TAB, Building Commissioning, and Air Barrier Testing services across Orlando 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