Leadership at MMC

  • Jeff Kaiser - Safety & Risk Coordinator

    Jeff Kaiser - Safety & Risk Coordinator

    Jeff graduated from Northern State University with a Sociology B.A. and the University of Wyoming with a Law J.D.  He has more than 20 years of experience in occupational safety and health management in public entities and corporate settings.  Having received extensive training in Occupational Safety and Health, Jeff received the Advanced Safety Certification through the National Safety Council in 2019.  He is a member of the American Society of Safety Professionals  (ASSP), which aims to advance safety in the construction industry.  Jeff has additional education and experience in Workplace Violence Prevention, Disaster Preparedness and Response, Environmental Regulations & Hazardous Materials Identification, and a variety of other safety-related areas.    

    Committed to providing a safe and healthful workplace, Jeff's area of responsibility includes compliance with all State and Federal regulations relating to occupational safety and health.  Jeff provides leadership, training, information, resources, policy development, and consultation services to all MMC employees and departments.

    Since 1994, Jeff has been married to his wife, Linda, who is an educator. Together they have two daughters, Elizabeth and Allison, and a Chihuahua, Oliver. In addition to spending time with his family and traveling, Jeff is an avid reader, runner, fisherman, and hunter.

  • Joan Wiese - Finance and Accounting Director

    Joan Wiese - Finance and Accounting Director

    Joan is the Finance leader at MMC. She provides finance support that includes both financial and operational reporting as well as budgets and forecasts. She is responsible for the accounting, payroll, and HR teams.

    Joan graduated from Minnesota State University, Mankato with a degree in Accounting and a minor in Business Administration.  She started her career in public accounting as an auditor for a variety of industries including construction.  Prior to MMC she spent 12 years at Best Buy in various finance and accounting roles.  Joan has been with MMC since July of 2018.

    Joan and her husband Jared have four children.  She enjoys spending time with family and friends, watching her kids play sports, boating, attending outdoor concerts, traveling to beach destinations, and working out.

  • Mark Polovitz - Senior Vice President

    Mark Polovitz - Senior Vice President

    As Senior Vice President, Mark’s leadership is focused on MMC’s strategic growth opportunities through building client relationships, new service offerings and business acquisitions. 

    Prior to joining the MMC team in the Fall of 2020, Mark served as the Vice President and Controller of MMC’s parent company, APi Group Corporation, with responsibilities of overseeing the accounting and financial reporting for APi Group’s 40-plus operating companies. Mark has been with APi Group since January 2009.

    Mark received his Bachelor of Accountancy and Business Administration degree from the University of North Dakota. He and his wife, Sarah, enjoy spending their time outdoors at the lake boating, hunting and skiing.  They have two young children, boy and a girl, that keep them busy all year long.  

  • Tasha Lawrence - Outreach/Diversity Leader and Plumbing General Foreman

    Tasha Lawrence - Outreach/Diversity Leader and Plumbing General Foreman

    Tasha has more than 16 years of experience as a plumber and has been with MMC since 2008. During her tenure with MMC, she has held several roles.  In her current role, Tasha is a general foreman in our shop. She is responsible for ensuring the efficient and effective operations of the plumbing & modular fabrication shop.

    Tasha also serves as MMC’s Diversity and Outreach leader and is committed to advancing women and people of color in the skilled trades. Her advocacy efforts have increased visibility to career pathways within the industry and local communities, and she strives to promote equitable accessibility of trade careers across diverse populations. She is actively involved with a variety of organizations that teach about the construction trades & promote women in the industry. Additionally, Tasha serves on the boards for MN State Plumbing and Women Building Success.

    In her free time, Tasha enjoys traveling—particularly to warmer climates—and spending time with her husband Jack, their three children, and one grandchild.

  • Chad Nelson - President

    Chad Nelson - President

    As President, Chad’s focus is on developing relationships with building owners, general contractors, architects and consulting engineers to provide best value mechanical solutions.

    Chad graduated from the Milwaukee School of Engineering with a Bachelor’s Degree in Architectural Engineering and an Environmental emphasis. In June of 2014 marked Chad’s 20th Anniversary of employment at MMC. Chad has had the opportunity to be a part of some very prominent projects in the region including UnitedHealth Group Headquarters, Maple Grove Hospital, St. Cloud Hospital East Addition, Fairview Maple Grove Health Campus, Target Field, Northrop Auditorium and Sanford Fargo Medical Center.

    Chad was married in 1995 to his wife Patrice and they were blessed with two sons, Gunnar and Tor. They also have three dogs (Garth, Ole and Lute) and a cat (Hobo) so there is never a dull moment in the Nelson household. Chad and his family enjoy the outdoors, including camp fires, gardening, hiking, alpine skiing, fishing and upland bird hunting. "Our faith is what binds us together, gives us purpose and sets our course for life’s adventures."

  • Tim Daly - Executive Vice President

    Tim Daly - Executive Vice President

    As a vice president and construction executive, Tim assists our project managers in helping to provide our customers with the highest level of service possible.

    Tim has worked in the mechanical business for more than 34 years. He is a graduate of Lakewood Community College and St. Paul Technical College which covered areas of heating, cooling and refrigeration. He holds master contracting licenses in high pressure steam and ammonia, hot water and low pressure steam, natural gas, oil burners and refrigeration.

    Tim has been married to his wife Carole for 29 years. Together they have one daughter, Kelly. In addition to enjoying time spent with his family at their cabin and traveling for family vacations, Tim is an avid outdoorsman and big game hunting enthusiast.

  • Trevor McCulloch - Vice President and General Manager of Service

    Trevor McCulloch - Vice President and General Manager of Service

    Trevor McCulloch is vice president and general manager of MMC’s Commercial Service Department. Trevor provides guidance and leadership to all aspects of the service business for MMC. He is responsible for the daily operation of MMC’s large fleet of factory trained union Mechanical service plumbers and technicians. Trevor is also directly responsible for the development and management of an experienced group of service project managers and administrative personnel.

    Trevor has been in the mechanical service business since he graduated from the University of Minnesota with a Bachelor Degree in Communication Studies. He has been with MMC since March of 2011. During that time Trevor has been focused on the improvement of MMC’s internal service procedures by continually implementing new construction industry technology to keep MMC on the forefront of emerging technology. Trevor believes that keeping technology current is the key to continuing to provide the peace of mind that MMC’s Service customers demand. In addition to technology being a key focus, Trevor also believes that everyone needs to be accountable for their actions while maintaining a high level of trust. If we can supply those things to our customers we can reduce critical down time and eliminate unplanned outages.

    Trevor and his wife Lyn are both University of Minnesota alumni and currently have two very active young boys, Wallace and Owen. He can usually be found with his two boys in the outdoors hunting or fishing. Trevor and Lyn enjoy cheering on the Golden Gophers in just about any sport.

  • Matt Gardner - Vice President of Controls

    Matt Gardner - Vice President of Controls

    Matt graduated from Iowa State University with degrees in Marketing and International Business. He has successfully completed many complex integration projects over his career, focusing on integrated automation, enterprise systems integration4 and energy services within the healthcare, mission critical/laboratory and industrial markets. His knowledge of preconstruction, design, estimating and systems integration brings value to evaluating total building systems performance, cost and interoperability.

    Matt and his wife Bethany have three daughters. He enjoys spending quality time with his family, attending concerts and live performances, outdoor activities and home brewing.

  • Gene Hagglund - Operations Leader

    Gene Hagglund - Operations Leader

    As the construction field superintendent with MMC, Gene works closely with our project managers, assistant project managers, field foreman, fab shop foreman and safety department to maintain a productive and safe field staff on all of our projects.

    Gene has been with MMC for 28 years and has had many different roles. Gene joined MMC as a journeyman pipefitter welder and has been project foreman, general foreman, small projects pipefitter superintendent, and construction pipefitter superintendent before being placed in his current position in charge of the manpower for the pipefitting, sheet metal, and plumbing construction departments.

    Gene and his wife Ronda have raised two children and are empty nesters that enjoy motorcycling, boating, fishing, going to the gym, and traveling.