About Us

Celebrating 50 Years of Service!

T. C. Koester, Inc. is a fifty year-old manufacturers representative organization dedicated to providing air and gas handling solutions to consulting engineers and industry.

We offer the highest quality engineered products while providing unparalleled service to our customers. We serve areas including the eastern third of New York, eastern half of Pennsylvania, New Jersey, Delaware, Maryland, District of Columbia, and northern Virginia.

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Tom Koester, Sr.

Tom Koester, Jr.

Mary Duffy