Made in Frederick County: Kaempf & Harris Sheet Metal Celebrates 80 Years

Since 1937, Kaempf & Harris has provided exceptional craftsmanship and service to mechanical companies, general contractors, corporations and institutions. As a division of RW Warner, they are a leader in sheet metal services and fabricate more than 500 tons of metal every year, including aluminum, custom stainless steel, galvanized steel and black iron steel.

Their fully-modernized 15,000 square feet facility on Monroe Ave in Frederick houses 54 employees. With a diverse customer base, the company’s local projects include: new Frederick High School, Dairy Maid Dairy, Southern Research, NCI at Riverside Research Park, FCC’s Science Lab, Fort Detrick and MedImmune/AstraZeneca. For the bioscience community, they build bio metal safety cabinets, custom laboratory hoods, and custom bio supplies including tables, cabinets, shelves, rolling carts and more.

“Kaempf & Harris’s involvement behind the scenes in Frederick County’s bioscience community is impressive. We congratulate them on 80 years of outstanding craftsmanship and commitment to manufacturing,” said Jodie Bollinger, Business Development Specialist, Manufacturing for the Frederick County Office of Economic Development.

For more information about the company, visit