Hospital HVAC drifts as buildings change. Learn why verifying airflow, pressure and ventilation performance sustains indoor air quality beyond Standard 170.

RapidRatings validates National TAB Intelligence business commitments to operational resilience and stability.

NTi Recognized for 93% Three-Year Revenue Growth, Earning a Place Among the Nation’s Most Successful Independent Businesses

We received the Pyramid Award at the 2026 Gathering of Eagles Excellence in Construction Awards Gala hosted by Associated Builders & Contractors, Ohio Valley!  

National TAB Intelligence (NTi) will showcase its latest restaurant facility health solutions at the 2026 National Restaurant Association Show in Chicago.

Testing, adjusting, and balancing (TAB) reports are more than paperwork at the end of a project.

The NTi Charlotte office location has moved!

The NTi team attended the Restaurant Facility Management Association’s annual conference in Denver, Colorado!

National TAB Intelligence continues to grow with a new training facility, fleet expansion, 39% field team growth, and 100% customer satisfaction.

A quick guide to DALT for contractors: boost HVAC efficiency, meet code requirements, and prevent costly project rework.

California’s Title 24 code demands precise HVAC testing and verification to ensure buildings meet strict energy-efficiency standards.

Title 24 has become a critical part of HVAC compliance in California, requiring contractors to meet rigorous testing and documentation standards to verify system efficiency.

From a 20% boost in our field team to new markets, offices, and certifications, 2025 has been a year of scaling up to meet our customers’ needs.

Gabe Merk has been awarded the Council-certified Indoor Environmentalist (CIE) designation by the American Council for Accredited Certification (ACAC).

At NTi, we’re often asked why testing and balancing is necessary once a system is installed and running. The answer is straightforward: a system that isn’t balanced can’t perform at its full potential.

Curious about Building Enclosure Testing (BET) and why it's becoming essential for new construction? This post breaks down what BET is, how it’s performed, and why it’s critical for meeting energy codes, improving comfort, and protecting your building from leaks and mold.