Hoffman & Lamson
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S. Himmelstein and Company
🇺🇸 United States
196011-50 peopleManufacturer/Service CompanyEstablished brand
OEM manufacturer
Own brand
Product customization
Shipments
97
Key customer
MOOG
Key market
🇵🇭 Philippines
Description
S. Himmelstein and Company is a premier U.S.-based manufacturer and service provider specializing in high-precision torque measurement instrumentation. Established in 1960 and headquartered in Hoffman Estates, Illinois, the company operates a state-of-the-art facility encompassing a machine shop, surface mount assembly, and advanced engineering and test labs. This integrated infrastructure allows for complete control over the manufacturing process, ensuring the delivery of world-class performance and reliability.
The company's extensive product portfolio includes rotary torque transducers, bearingless digital torque sensors, torque transmitters, thrustmeters, and reaction torque transducers. These solutions utilize advanced strain gage technology and are engineered for extreme accuracy, featuring mechanical overload capacities from 200% to 1,000% and high electrical overrange to prevent signal clipping. Their sensors cover a vast measurement range from 10 ozf-in to 22,000,000 lbf-in, catering to critical applications in R&D, production testing, and diagnostics.
S. Himmelstein and Company serves a diverse global clientele across the automotive, aerospace, electric motor, oil and gas, and power generation industries, with notable customers including Caterpillar, Ford, and Lockheed. Beyond hardware, the company operates an ISO/IEC 17025:2017 accredited calibration laboratory (NVLAP Lab Code 200487-0), providing expert recalibration and repair services for their own and third-party equipment. With a focus on continuous innovation, they provide specialized solutions such as wheel torque sensors, pulley transducers, and noise-hardened instrumentation for variable frequency drive environments.
Ultra-Precise Digital Rotating Torque Sensors
Rotary Torque Transducers
Rotary Torque Transducers
Ultra-Precise Digital Rotating Torque Sensors
Reaction Torque Transducers
Rotary Torque Transducers
Low Range Bearingless Torque Sensors
High Overload Ultra-Precise Digital Rotating Torque Sensors
Spline Drive Digital Rotating Torque Sensor
Special Purpose
Bearingless Digital Rotating Metric Torque Flanges
Reaction Torque Transducers
Hahn-Mason Air Systems, Inc.
🇺🇸 United States
194051-100 peopleService Company/Distributor/WholesalerEstablished brand
Shipments
19
Key customer
MIMET
Description
Hahn-Mason Air Systems, Inc. is a premier HVAC manufacturer representative, distributor, and service company headquartered in Charlotte, North Carolina. Founded in 1952, the company has over 70 years of experience providing engineered HVAC solutions for commercial, industrial, and residential markets across North Carolina, South Carolina, and Virginia. Recently acquired by Air Control Concepts in late 2024, the firm continues to operate with a team of approximately 50 to 100 employees, including experienced sales engineers and support staff.
The company offers a comprehensive portfolio of sustainable and energy-efficient air distribution and movement products. Their extensive inventory includes air diffusers, grilles, registers, louvers, dampers, VAV boxes, and specialized sheet metal products. They also specialize in high-performance equipment such as industrial and commercial fans (including HVLS and destratification fans), air handlers, make-up air units, and various heating solutions ranging from infrared to electric duct heaters.
Hahn-Mason Air Systems represents leading industry brands such as Nailor Industries, Armstrong International, and Antec Controls. Their technical expertise extends to critical airflow controls, laboratory venturi valves, indoor air quality (IAQ) solutions, and variable refrigerant flow (VRF) systems. Serving diverse sectors including healthcare, K-12 education, and large-scale industrial warehouses, the company maintains a regional warehouse in Charlotte to ensure consistent product availability and support for complex mechanical projects.
Fans
VAV Boxes
Nederman
Gas Heaters
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Vibration Isolation
KE Fibertec
SEMCO
Spunstrand, Inc.
Compu-Aire
