Throughout 2025, FCOED is recognizing and celebrating Frederick County’s Manufacturers. Manufacturing in Frederick County, Maryland covers a wide range of products from a variety of industries. Join us every Tuesday and Thursday as we get to know our Top 50 Manufacturers.
STULZ Air Technology Systems Inc.
1572 Tilco Drive
Frederick, MD 21704
Number of Employees in Frederick County: 460
STULZ is a privately owned, global manufacturer of highly efficient temperature and humidity management products and solutions. STULZ engineers a full line of precision air conditioners, air handlers, ultrasonic humidifiers, desiccant dehumidifiers and custom solutions specifically for industrial, commercial and mission critical applications. From the STULZ headquarters in Frederick, the company is proud to research, design, manufacture, test, deliver and support products and solutions for mission critical applications. STULZ creates custom built solutions for specific applications by using early concepts, designing high quality precision cooling equipment, then manufacturing the equipment in the U.S.