> Our History
THE VERY FIRST SPRAY
CLEANER WAS A STEAM JENNY
75 YEARS LATER WE'RE STILL # 1
Original Salesmen's Delivery
recovered from Minnesota farm during 1970's and restored
to compete in the 1985 Great
American Race from LA to NYC
The first Steam Cleaner was invented by Frank W Ofeldt II in 1927. Mr. Ofeldt worked for Homestead
Valve Manufacturing Company of Coraopolis, Pennsylvania and became Chief Engineer of our
Hypressure Jenny Division. In 1992, Jenny Products moved to their new "state of the art" plant and
warehouse in Somerset, Pa., as part the Leiss Manufacturing group. Jenny's R&D is shared with its
sister division of Leiss Ventilation, Emglo and Davey Industrial Air Compressors.
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Don Gross founded Gamco Company in 1953 after selling Hypressure Jenny's for over 13 years.
Gamco serves as an independent sales agent and warehouse for Jenny Products as well as other
name brand USA Manufacturers. Don is one of Jenny's earliest salesmen and currently Oldest Living
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A BRIEF HISTORY OF
Jenny, Malsbary, and Clayton were the initiators of the cleaning equipment industry in the 1920's.
Jenny and Clayton distributed through automotive aftermarket distributors, whereas Malsbary
gravitated toward industrial distribution. In time, Clayton developed other automotive products to
compliment their line, and decreased their emphasis on cleaning equipment.
Malsbary and Jenny continued to concentrate on cleaning equipment, and dominated the field
through the 1960's even expanding their cleaning equipment interests into other areas such as car
Jenny was a family owned and managed, engineering driven producer of heavy duty, well built
equipment with a commitment to high integrity. Jenny regarded itself as a manufacturing and
engineering firm, and as such, would willingly customize equipment. It prided itself on manufacturing
as many components in house as possible.
Since the equipment was well built, it was expected to remain repairable for some years, and this
provided an ongoing parts business. Today you can still find Steam Jenny's from the 50's and 60's
that are operating. In fact, very often parts can be found for even the first ones produced in the early
Newer competition produces a line of equipment that has evolved into a "throwaway"
product. They do not produce "engineered" products; that is, they do not seek an
optimal design from an engineering point of view - equipment that produces precisely the
correct water volume, output temperature, heat transfer, pump pressure, and motor horse power
at the same time. They are willing to compromise these considerations in the interest of low cost,
low price, and the customer sometimes finds himself with a product that will not be able to adapt
to his needs. Today, all of the competitors are 'marketers'. They build there business on marketing,
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