Preferred Mechanical Solutions Inc. Service and Construction teams are members of Steamfitters Union Local 602. All of our highly trained team members undergo a 5 year apprenticeship and training program at the nationally recognized U.A Mechanical Trade School in Landover MD while also gaining elite on the job training that certifies them as a journeyman with the most elite skills in the industry. Our teams continue with specialized factory training, allowing us to keep up with all the newest technologies available. Our dedication and commitment, assures that we are able to maintain our high level of services for our customers.