Leading the Way in MEPF Solutions

Elevate your commercial and industrial projects with our trusted, high-quality mechanical, electrical, plumbing, fire protection, and refrigeration services.

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Leading the Way in MEPF Solutions

Elevate your commercial and industrial projects with our trusted, high-quality mechanical, electrical, plumbing, fire protection, and refrigeration services.

Successful Projects Start With Core Values

Our core values translate into successful projects by fostering a culture of excellence and integrity.

Lee Mechanical employees walking through a construction site.
Lee Mechanical Welder

SAFETY

Safety is paramount in all our operations. We prioritize the well-being of our employees and job sites through comprehensive training programs and rigorous safety protocols.

QUALITY

Quality is at the heart of everything we do. Our meticulous attention to detail and dedication to excellence ensure that we provide top-notch services and solutions for our clients.

INTEGRITY

Integrity defines our approach to business. We maintain honest communication, transparency, and a steadfast commitment to doing what we say, fostering trust with our employees, clients, and community.

SUCCESS

Success means achieving the best outcomes for our company, employees, and clients. We support our team’s growth and celebrate their achievements, driving continuous improvement and innovation.

Our Work

Projects That Impress

Discover the breadth of our expertise through our standout projects. From healthcare facilities to industrial complexes, each project reflects our MEPF expertise along with our core values of safety, quality, integrity, and success.

What’s Happening At Lee

News

  • Lee Wic Featured 022626

    Level Up: How Women at Lee Mechanical Are Shaping the Future of Construction

    Celebrate Women in Construction Week 2026 with Lee Mechanical as we recognize the women strengthening careers, communities, and Wisconsin’s MEPF industry.

  • What Wisconsin’s New Fire Protection Regulations Mean for Your Facility

    What Wisconsin’s New Fire Protection Regulations Mean for Your Facility

    At Lee Mechanical, life safety is more than a service. It is a commitment to protecting people, property, and business continuity. Fires and emergencies can put everything at risk in minutes, which is why our team designs, installs, and maintains comprehensive life safety systems that go beyond compliance to create safer, more resilient environments. From alarms and sprinklers to monitoring and training, our expertise ensures that businesses are prepared for the unexpected and positioned to recover quickly when incidents occur. Investing in life safety with Lee is one of the best decisions a business can make.

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Our TEAM

Leaders of Industry

Recognized across the region, our leadership team drives innovation and excellence in every project. With decades of combined experience, they guide our company with a steadfast commitment to our core values of safety, quality, integrity, and success.

Your Career Awaits

A career at Lee Mechanical means joining a team that values excellence and innovation. Grow professionally, work on impactful projects, and be part of a company that prioritizes safety, quality, integrity, and success.

Join us and make a real impact in the industry.

WHAT IS IT REALLY LIKE TO WORK AT LEE MECHANICAL

Day in the Life

  • Luke Kiselicka

    Luke Kiselicka

    Project Manager

    As a Project Manager at Lee Mechanical, Luke Kiselicka oversees large commercial plan-and-spec projects, along with select industrial work. With four years at Lee, Luke manages projects from early planning through final completion, staying closely connected to both the technical details and the bigger picture. His role blends coordination, technology, and hands-on involvement to keep complex projects moving forward.

  • Angie Waechter

    Angie Waechter

    Fire Protection Construction Manager

    With more than 20 years in the sprinkler industry, Angie Waechter brings deep field and leadership experience to Lee Mechanical’s Fire Protection Division. In her role as Fire Protection Construction Manager, she oversees projects ranging from tenant build-outs to high-rise construction across healthcare, education, and industrial facilities. Her work centers on safety, collaboration, and delivering systems that protect lives when it matters most.

  • Lexi Degroot

    Lexi Degroot

    Sheet Metal Journeyman

    As a Sheet Metal Journeyman, Lexi Degroot works on large-scale commercial projects ranging from data centers to healthcare facilities. Her days start early with safety-focused planning and hands-on coordination in the field. With three years at Lee Mechanical, Lexi takes pride not only in her craft, but in teaching the next generation and helping her crew deliver precise, efficient installations.