Manufacturers / Ventamatic, Ltd.

Ventamatic, Ltd.

Est. 1948

A Mineral Wells, Texas maker of fans and ventilation products that traces itself to Butler Engineering, founded in Dallas in 1948, which moved to Mineral Wells in 1956, began selling under the Ventamatic name in 1963, became Butler Ventamatic Corporation in 1974 and Ventamatic, Ltd. in 2001. Its roofing lines are roof-mounted electric and solar power attic ventilators and galvanized steel and polypropylene static roof vents, now sold under the Maxx Air name alongside gable fans, whole house fans and portable fans; earlier brand names include Cool Attic and nuVent. The company describes more than 435,000 sq. ft. in six locations in Mineral Wells and Fort Worth, Texas, with 15 assembly lines.

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