Greg Cunniff P.E.

Greg Cunniff is the HVAC Systems Consultant for Egg Geo, LLC. Prior to his consulting role, Cunniff spent nearly 20 years at Taco Comfort Solutions as the Manager of Engineering Applications. He previously was an associate in a consulting engineering firm, Drapes Engineering; a partner in a manufacturers representative firm, Vemco; and an established temperature control contracting firm, Electro Controls, and his design-build firm, the Summit Group.

Radiant Comfort Report Spring 2025 Edition

Thermal energy networks and the future of radiant

A pathway to smarter heating systems.

Greg Cunniff P.E.

July 11, 2025

As the building industry shifts to electrification, decarbonization, and high-efficiency infrastructure, radiant heating and cooling professionals lead the change. At this year’s AHR Expo in Orlando, FL, Greg Cunniff of Egg Geo presented 'Future of BEST – Net the Energy with Community Thermal Energy Networks'.

Guest Editorial: Critical comfort considerations for commercial buildings

Certain costs must be weighed when choosing a commercial building’s heating-and-cooling system.

Greg Cunniff P.E.

November 18, 2013

Total comfort systems in commercial buildings come in three common varieties, using water, air or refrigerant. For mechanical contractors, specifying engineers and building owners, important considerations relate to a specific system’s installation, maintenance and life-cycle costs.

Guest Editorial: Hydronics offers a cool, comfort advantage

New technology lowers system costs.

Greg Cunniff P.E.

July 17, 2013

The world we live in would not be the same if air conditioning weren’t available. Entire regions of the world would have remained undeveloped, sustaining minimal populations, if air conditioning hadn’t become a part of our lives.

Guest Editorial: Hydronic systems provide better energy efficiency

ASHRAE building in Atlanta offers real-world evidence.

Greg Cunniff P.E.

March 15, 2013

Today’s HVAC industry offers a number of choices when it comes to providing heating and cooling in a large building. The three basic methods to provide comfort and move Btu around a building are by using water, air or refrigerant.

Greg Cunniff P.E.

ARTICLES

Thermal energy networks and the future of radiant

Guest Editorial: Critical comfort considerations for commercial buildings

Guest Editorial: Hydronics offers a cool, comfort advantage

Guest Editorial: Hydronic systems provide better energy efficiency

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