At the center of sustainability & air quality

About Us

Aircuity is the 20-year industry leader in healthy and sustainable indoor environments. Our patented, multiplexed demand control ventilation platform continuously optimizes ventilation rates and provides intelligent data to a wide variety of constituents.



  • Dan Diehl CEO & President

    Dan brings over twenty-five years of industry expertise across a wide variety of vertical markets and disciplines in commercial and light industrial building markets. Prior to Aircuity Dan led business development at Lutron Electronics, was a partner for six years with Synergy and spent 11 years at Johnson Controls, Inc.

    Mr. Diehl earned a BS degree in Mechanical Engineering from the University of Maryland and has an MBA from Villanova University.

  • Gordon Sharp Chairman & Founder

    Gordon Sharp has over 25 years of wide-ranging entrepreneurial experience and more than 25 U.S. patents in the fields of energy efficiency and laboratory controls. As founder of Phoenix Controls, he led the development of this world leader in laboratory airflow controls that was acquired by Honeywell in 1998. In 2000, Gordon founded Aircuity, which was spun out of Honeywell. He is a member of the board of directors of the International Institute for Sustainable Laboratories and a member of the ANSI Z9.5 Laboratory Ventilation Committee.

    Mr. Sharp is a graduate of MIT with bachelors and masters degrees in electrical engineering.

  • Tom Nasti Vice President, Operations

    Tom Nasti brings over 15 years of operations and management experience. Prior to joining Aircuity, Tom spent nearly 10 years with Sensata Technologies, a global organization which designs and manufactures sensing solutions across automotive and industrial applications. There he led divisional Operations and Program Management teams following various previous roles.

    Tom has a BE in Electrical and Computer Engineering from SUNY Stony Brook and an MBA in Supply Chain Management from Lehigh University.

  • Tom Kolsun Vice President, OEM & Government

    Tom joined Aircuity in 2009 and has 25+ years of experience in the building industry focused on systems serving commercial facilities. Prior to joining Aircuity, he had over 15 years of wide-ranging entrepreneurial experience in the commercial construction field as founder and president of two technology related companies.

    Tom has a Bachelor’s from University of Maryland and an MBA from Pace University.

  • Sarah Callahan Vice President, Marketing & Communications

    Sarah has over 18 years of experience in the field of marketing and holds a bachelors degree in Business Administration with a concentration in Marketing from Bryant University.

  • Brian Murphy Director of Sales, Service & Operations

    Brian has been with Aircuity for over 15 years with 16 years of prior experience in Lab Controls at Phoenix Controls Corp. as the Manager of Technical Services.

    Mr. Murphy has a Bachelors of Science in Mechanical Engineering from Northeastern University.

  • Walter King Director

    Walt is has spent nearly 10 years in the building controls industry and specializes in lab airside optimization programs. He has spent 10 years with Aircuity and specializes in decarbonization programs for research and higher education facilities. Walt has a B.S. and B.A. from Carnegie Melon University.

  • Patrick Kelly Director, Life Science Solutions

    Patrick currently serves as Aircuity’s Director of Life Science Solutions. Prior to joining Aircuity, Pat has held leadership roles across a number of SaaS, Cleantech and Cybersecurity technology companies.

    Pat holds a Bachelor of Science in Mechanical Engineering from Villanova and an MBA from Saint Joseph’s University.

  • Joe DiPlacido Chief Accounting Officer

    Joe serves as Aircuity’s Chief Account Officer. He has over 25 years of accounting and finance leadership experience along with being a CPA. Joe has a Bachelor’s in Accounting from Drexel University and an MBA in Finance from Saint Joseph’s University.