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Our Team

The technicians and staff at Brennan Heating & AC, Inc. are a dedicated group of individuals, working together as a team to ensure quality work and customer satisfaction. 

Owners

Owners

Mike Sieving

Mike Sieving has worked at Brennan's for 15 yrs. He is a co-owner of Brennan's. He is a Sheet Metal Worker, he is also a Fabricator, Welder, Installer, Estimator, and also a Plant Supervisor.

Kim Sieving

Kim Sieving is the Daughter of Richard Brennan and Mary Lee Brennan. She has been with Brennan's for 30 years. She is the President of Brennan's, she is a book keeper, an accountant, and she is the face behind the phone.

Mary Lee Brennan

Mary Lee Brennan has been with Brennan's for 54 years. She is the treasurer of the Corporation.

Chris Cisne

Chris Cisne has been with Brennan's for 14 yrs. He is a Pipefitter, Estimator, and also co-owner.

Owners

Team Members

Richard Koehler

Richard Koehler has been with Brennan's for 31 yrs. He is a Sheet Metal Worker, Fabricator, Installer and a Welder.

Danny Knight

Danny Knight has worked for Brennan's for 28 yrs. He is a Shop Supervisor, a Sheet Metal Worker, a Estimator, a Fabricator, a Mechanic, and a Welder.

Joe Caldwell

Joe Caldwell has been with Brennan's for 20 yrs. He is a Sheet Metal Worker, a Welder, Fabricator, a Mechanic, and has also had Heating Ventilation Air Conditioner (HVAC) experience.

CHRIS CISNE

Sales/Design Consultant

SCOTT NORWALL

Sheet Metal Worker

TOM GUTHRIE

Service Technician

TRAVIS LOGUE

Service Technician