Brian Martin, P.E., C.E.M.

Brian has over 20 years of experience in the industry. He has worked on many high-profile projects across the United States, and has become one of the most well respected, trusted mechanical leaders in the nation. He embraces change and strives to use the most innovative, energy efficient solution; always prioritizing the relationship with the client.

State Registrations: Arizona, California, Connecticut, Florida, Illinois, Maryland, Minnesota, Montana, Nevada, North Dakota, Pennsylvania, Rhode Island, South Carolina, South Dakota, Texas, Wisconsin, Wyoming


Dennis Martin, P.E.
Vice President

Dennis has been involved with over 15,000 projects during his career as a professional engineer. He has over 45 years of experience as a leader in the industry, with an extensive history of trustworthy, loyal relationships with his clients.

State Registrations: Colorado, Indiana, Kansas, Massachusetts, Michigan, Minnesota, New Jersey, New York, North Dakota, Ohio, Texas


Chad Hansen
Project Manager

Chad has 15 years of experience in the mechanical engineering field. His responsibilities range from contract document production to mechanical design to full project management. He is also an active member of the Building Commissioning Association, which furthers his education on the most current commissioning solutions for the client. His hard work has resulted in hundreds of satisfied clients, who have continued to use him as a resource throughout the years.


Cody Bartholomew, P.E.
Mechanical Engineer

Cody Bartholomew is a licensed Mechanical Engineer specializing in systems design and project management. Cody’s responsibilities over the past 16 years have included management, cost estimating, mechanical design, plumbing design, fire protection, shop drawing review and all other aspects of construction administration. Other skills include energy modeling, LEED consultation and building systems commissioning. He has completed hundreds of projects in over 15 states throughout the nation.

State Registrations: North Dakota, Minnesota


Josh Lunski, P.E., H.F.D.P.
Mechanical Engineer

Josh has worked on projects in all fields; including healthcare, industrial, education, sports facilities and many more. He is a certified Healthcare Facility Design Professional, which equips him with the knowledge for all critical healthcare facilities design, skills and regulations. His performance has proven exceptional results, with over 15 years of successful projects.

State Registrations: North Dakota, Minnesota, Montana


John Foss, P.E.
Mechanical Engineer

John is equipped with over 55 years of experience, specializing in schools and other education facilities. He has worked on over 100 schools, ranging from elementary schools to college campuses. He is a trusted point of contact, even after project completion, to ensure the project is satisfactory to the client.

State Registrations: North Dakota, Minnesota, South Dakota


Vern Hanson
Senior Mechanical Designer/Estimator

Vern’s 45 years of experience have given him the knowledge to help our clients find the best solution, always prioritizing long term cost and energy efficiency. His responsibilities include surveying, estimating and mechanical design.


Matt Krueger, E.I.T.
Mechanical Engineer in Training

Matt has 3 years of experience as a mechanical engineer. Throughout his time at Martin Mechanical, he has shown his driven, hardworking personality. He is always eager to learn more about the new products available in the industry, ensuring the client gets the most innovative solution possible.


Mick Foss
Mechanical Designer

Mick has over 30 years of experience in the mechanical engineering industry. He specializes in education facilities, including the 5 new elementary schools in the West Fargo Public Schools. With over 40 schools on his resume, clients know they’re in good hands.


Connie Weesner
Project Manager/Designer

Connie is our main point of contact at our Perham office. She has 8 years of experience, specializing in industrial projects. During her time at Martin Mechanical, she has worked on government, commercial, industrial and educational projects.


Natalie Perhus
Marketing Coordinator

Natalie has extensive experience with graphic design, Adobe Photoshop and photography. She is the main contact for developing advertisements, proposals and resumes. Her attention to detail and creativity make her a valuable part of our team.

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Quentin Johnston
CADD Technician

Quentin works closely with our engineers to produce drawings for our clients. His knowledge of the software and attention to detail provide an outstanding result to assist in the design process.


Lisa DeSpiegler
Administrative Assistant

Lisa plays a crucial role on our team, keeping the office organized and up to date. In addition to maintaining her office responsibilities, she is extremely attentive and ready to help wherever needed.