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Terrence Hahn '88, '92G

President & CEO | Home & Building Technologies (HBT) | Honeywell
B.S., M.E., Materials Science and Engineering


Terrence Hahn is President and CEO of Honeywell’s Home and Building Technologies (HBT) business group, a newly formed division in the Fortune 100 company that invents and manufactures technologies to address some of the world’s toughest challenges linked to global macrotrends such as energy efficiency, clean energy generation, safety and security, globalization and customer productivity.

Hahn previously served as President and CEO of Honeywell Transportation Systems (TS) for three years, where he guided rapid global expansion by delivering the no-compromise solution of increased fuel efficiency and reduced tailpipe emissions all with higher torque enhancing the fun to drive factor for the automotive consumer.

He also served as Vice President and General Manager, Fluorine Products within Performance Materials and Technologies (PMT) at Honeywell. Hahn worked to help the division transform into an applications business for heat transfer, structural enclosures, industrial process aids and nuclear fuel solutions.

Since joining Honeywell in 2007, Hahn's focused was on improving customer engagement and building a new product pipeline. Honeywell is a recognized leader in the development of non-ozone-depleting fluorine chemistry applications; Hahn led the development of the next generation of low global warming potential (LGWP) materials. Honeywell Fluorine Products has commercialized an LGWP solution for one-component foam and has developed another material as the mobile air-conditioning LGWP solution of choice. In addition, Hahn expanded the global penetration, improved functional operations and increased operating income by double digits in both 2008 and 2009.

Prior to joining Honeywell, Hahn spent nearly 20 years with Air Products and Chemicals, Inc. He last served as senior director for the company's global Electronic Specialty Materials business based in Taipei, Taiwan. Hahn also served in a number of other capacities for Air Products, including country manager for Malaysia, business development manager for refinery hydrogen, and on-sites manager for Canada. He also was integration business leader for the company's acquisition of Ashland's Electronic Chemicals business in 2003.

He earned a bachelor's and master's degree in materials science from Lehigh University, and an MBA from the Wharton School at the University of Pennsylvania.