About Us

Since its founding in 2006, National TAB Intelligence has performed HVAC testing, adjusting and balancing for a wide variety of clients throughout the United States, including notable companies such as Chipotle, Chick-fil-A, Kroger, larger regional facilities, and more.

A man in a black uniform is cleaning or inspecting the inside of a commercial kitchen exhaust hood with a handheld cleaning tool, while also looking at a smartphone.

The National TAB Intelligence Commitment

At National TAB Intelligence, we take a holistic approach to building comfort, seeing projects through from conception to completion. We’re committed to an optimal on-site experience and work hard to reach our goal of zero return trips. This means we approach on-site challenges with tact, expertise and innovation, ensuring your space will remain balanced and under control for years to come.

A man wearing a cap and sunglasses is working on an outdoor electrical box or equipment. There is a power drill placed on top of the equipment, and the man appears to be inspecting or repairing the unit. The background includes a beige building and a blue sky.

Our Team Of Experts

The National TAB Intelligence team consists of the best in the business. Our network includes commercial HVAC professionals, engineers and certified technicians who have completed the most rigorous certification process in the industry. In addition, our field team may achieve up to 6 levels of advanced technical training with internal testing to ensure they meet all requirements

Portrait of a man wearing a blazer and collared shirt, standing in front of a brick wall.

Joe Hertenstein

President

A smiling man in a white shirt standing against a brick wall in black and white.

Dan Hertenstein

Executive Vice President

A man with a beard and short hair, wearing a collared shirt, standing in front of a brick wall.

Scott Springer

Vice President of Regional Markets

Black and white photo of a smiling man with short hair, wearing a collared shirt, standing against a brick wall background.

Will Turnbough

Vice President of National Markets

A Higher Standard

In 2023, National TAB rebranded as an intelligence provider, National TAB Intelligence (NTi for short). The rebrand was done to reflect the company's expansion into intelligent building and asset solutions. The new identity is an effort to better reflect National TAB Intelligence's customers' evolving needs as the market moves toward more automated and intelligent systems.

Logo for ABC Associated Builders and Contractors with an American flag motif, and the text "Thank You Ohio Valley".

Proud Members Of

RFMA logo with stylized hand and the text 'RFMA Restaurant Facility Management Association'
A scale with the letters "NE" on the left and "BB" on the right, representing NEBB, a calibration and testing certification organization.
BBB logo with a blue circle, a white martini glass with a flame inside, and the letters 'BBB' in white below.
Logo with red, white, and blue stripes and the text 'LIE,' accompanied by the slogan 'We tell the truth'.

Proud Recipients Of

Logo of Cincinnati Business Courier celebrating their 55th anniversary, with a blue background and white text.
Logo with text 'Inc. 5000' in large colored numbers and the phrase 'A America’s Fastest-Growing Private Companies' encircling the logo.
Logo for the Gathering of Eagles Ohio Valley 2026 Excellence in Construction Awards, featuring an eagle with outstretched wings and the ABC logo with a stylized American flag.