Capitol Heights, MD (March 7, 2014) – RM Thornton Mechanical, a division of national mechanical subcontractor Harris Companies, today announced the appointment of Jim Cantrill to Vice President.

“Jim brings years of relevant industry experience to this new role. He will work closely with the existing team to participate in the growth we are currently experiencing.” said Dan Aghdam, President of RM Thornton. “His extensive background and knowledge of our industry will help RM Thornton Mechanical to become a stronger partner to our General Contractor clients.

Prior to joining RM Thornton, Cantrill worked in leadership roles that included President, Senior Vice President, and Vice President Project Management for a Maryland-based construction company where he was instrumental in the management and growth of the business.
Cantrill is a graduate of UA Mechanical Trades School in Dayton, OH and a member of WBC and MCAA.

RM Thornton, Inc.
After 80 years, RM Thornton Mechanical continues to be recognized by the industry and marketplace alike for its outstanding performance and quality mechanical contracting. Providing plumbing and HVAC services, Thornton exceeds expectations by every measure. Building projects throughout Maryland, Virginia, and the District of Columbia since 1932, Thornton performs every job with the customer service, craftsmanship, integrity, and experience expected by its customers. For more information go to

Harris Companies
Harris Companies designs, builds, installs, controls, and maintains building systems for health care, industrial, commercial, and institutional customers while maintaining their commitment to the success and increased adoption of sustainable construction practices throughout the industry. Founded in 1948 by Charles Harris, Harris Companies has grown from its modest beginnings into one of the nation’s leading mechanical contractors. As their customers’ needs have evolved, they have grown to accommodate them with more than 1,100 employees in nine (9) locations in the United States and one office in Canada. For more information, visit

For more information please contact:
Karen Maynard
Marketing Communications
Harris Companies
909 Montreal Circle
St. Paul, MN 55102
(651) 602-6500