Frank Lacny grew up working in his dad’s gas station. As automobiles began debuting air conditioning units, his dad sent him off to school to learn how to fix them.

From there, Lacny attended an HVACR trade school.

After graduating, he spent time working at a refrigeration company, which merged with a large boiler/burner company in Chicago. There, Lacny gained experience working on burners and large industrial boilers. Several years later, in 1984, he elected to start his own company, American Combustion Service Inc. (ACSI).

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Frank Lacny
Frank founded American Combustion Service, Inc. & ACSI Mechanical in 1984. His consulting and specialized service capabilities for working on any type of fuel burner and/or fuel has earned ACSI a reputation as “burner specialists” in the community. Frank has trained and consulted for many groups and companies in Chicago and the Chicago Metropolitan Area. His areas of expertise include burner start-up work, unusual boiler room problem-solving situations, and general backup service support.