Alltech Engineering performed a contract with the Metropolitan Airports Commission to maintain and repair the baggage handling system at the Minneapolis/St. Paul International Airport for 21 years.

The responsibilities consisted of providing preventative maintenance of the baggage system including periodic inspections, routine maintenance, and total responsibility for any required repairs. On-call service for this contract was twenty-four hours per day, seven days per week, in the event of breakdowns on any part of the system.