About Us

Hoffman™ and Lamson™ brands of centrifugal blowers and exhausters are among the many compressed air and gas technologies manufactured by Gardner Denver Inc. Part of the Nash Division, they are American originals. Hoffman™ and Lamson™ brands have been setting industry standards for excellence, reliability, and customer satisfaction for over 100 years. Lamson, established in 1880, and Hoffman, in 1905, are brands customers know and continue to trust.

The range of applications for Hoffman™ and Lamson™ centrifugal products is ever-expanding and is firmly illustrated with the largest installation base of centrifugal machines in operation worldwide. In the water treatment market, air is provided to water and wastewater aeration systems and air scouring/filter backwashing.

Hoffman™ and Lamson™ blowers can be specified for coarse/fine bubble diffuser systems, reactor batch supplemental air, digester gas boosters, grit channels and sludge digestion applications. In the industrial market, our blowers provide air or gas for sulfur recovery, combustion air, process gas boosting, coal mine venting, fluidized bed combustion systems, vapor and gas extraction, composting, sludge incineration and printing systems, to name a few. Hoffman™ and Lamson™ Engineered Vacuum Systems are used to pick up, convey and capture a myriad of materials ranging from aluminum granules to corn flakes. The experienced Hoffman™ and Lamson™ team, backed by years of research and development, provides effective, affordable solutions for a variety of applications.

NASH Facility - Bentleville

Hoffman & Lamson products are a part of the Gardner Denver Nash Group

ASME Test Lab

Hoffman & Lamson blowest with a sound blanket on test in the ASME test lab

Our ISO Quality Certified state-of the art LEAN manufacturing and testing facilities in Bentleyville, Pennsylvania USA and Boshan, China, produce engineered to order Hoffman and Lamson blower and exhauster packages for air and gas application needs with the most comprehensive product offering in the world. 22 high performance models with flow ranges from 90 to 41,000 cfm (150 to 70,000 m3/h) and pressures to 22 psig (1.52 bar) and vacuum to 17.6" Hg (596 mbar).

Today, the legacy of Hoffman and Lamson blowers/exhausters lives stronger than ever. In a world of emerging and disappearing manufacturers, buying centrifugal technology may seem complicated, but Hoffman™ and Lamson™ brands make it simple.