MN All License Boiler Prep Class     THIS CLASS WILL BE HELD IN PERSON.   Do not attend in-person classes if you have any cold or flu-like symptoms.  We would be happy to reschedule your class at no charge. Please note, if going for a MN Class ‘A’ license, you will also want to… Read More »MN All License Boiler Prep Class October 9th & 10th, 2025. 8am-4pm both days

Turbine Prep Class     THIS CLASS WILL BE HELD IN PERSON. This class is an add-on for anyone going for a MN Class ‘A’ license and will follow the ‘MN All License Prep Class’