Meet Our Team

Martech Enterprise was founded by owner and operator Mark Grattafiori. Mark and his experienced team offer unparalleled customer service, attention to detail, and work closely with each client to deliver an on-time and on-budget product. Martech Enterprise has served Grand Rapids, Hart, Montague, Muskegon, Pentwater, Rothbury, Shelby, Whitehall and surrounding areas of Michigan for over 22 years. We invite you to learn more about our team’s experience and urge you to contact us for more information.


Mark Grattafiori

  • Owner/Started business in 1992

  • 28 years experience in residential and commercial HVAC sales, design, service and repair.

  • Master Electrician

  • Bachelor’s of Science in HVAC and Refrigeration

  • Associate’s in Applied Science in HVAC, Refrigeration and Installation


Jeff Dykema

  • Joined Martech in 2012 and is the Project Manager

  • Jeff has 24 years of experience in electrical installation, maintenance and repair

  • Jeff is a journeyman electrician


Bryan Anderson

  • Joined in June 2007

  • Fluent in mechanical installation, service and repair

  • Has supervised smaller residential and commercial mechanical projects

  • Licensed Mechanical Contractor


Lisa Harris

  • Joined Martech in 2013

  • Martech’s Office Manager

  • 20 years experience in office and customer service duties

  • Focused on customer service and satisfaction