3Doug Rothmann

Douglas Rothmann, President of W. W. Rothmann Company, Inc., has been involved with the heating, ventilating and air conditioning industry since 1982. He began as a sales engineer with Carrier Corporation in Boston, MA and later started W. W. Rothmann Co., Inc. with his father, Warren Rothmann. The business began by filling a “niche” for HVAC contractors and engineers, focusing on technical applications involving “out-of-the-ordinary” products which required heavy knowledge of engineered systems. Graduate of Hartwick College, Oneonta, NY, Bachelor of Science, 1982 Doug is a member of the American Society of Heating, Refrigeration and Air-Conditioning Engineers (ASHRAE) and is a past-president of the Connecticut Chapter of ASHRAE. He has served on the Board of Governors of the Connecticut Chapter of ASHRAE as well.


1Bryan Piepho

Bryan has 32 years of experience in major HVAC equipment sales. A participant in York Air Conditioning’s engineer training program, his experience includes supplying major air conditioning equipment for New York City’s skyscrapers, Connecticut’s casinos and hospital operating rooms.   Bryan’s primary strength is helping consulting engineers optimize HVAC manufacturers’ equipment. He has a BSIM degree from Purdue University with an IE minor.


LoriLori Chilson
Lori Chilson manages the Customer Service, Inventory Control and Accounting aspects of W W Rothmann Co., Inc. She began her career in banking, eventually evolving into management positions in the construction industry. Lori brought her experience in construction, civil engineering and home building to WW Rothmann in 2007. She is familiar with the concerns of contractors and owners involving time constraints, cost effectiveness and product reliability, and works closely with our firm’s engineers to ensure that the needs of our customers are met in a timely and professional manner.