What Sets Lemberg Apart

Lemberg is a full-service electrical contractor with over 90 years of experience in electrical construction, data communications, energy management, sign design and installation, and 24-hour electrical service

Guided by mission and values.

We are guided by our mission to provide a quality experience for our employees, customers and community. Our approach is founded on teamwork, accountability, and safety. We are proud to offer quality craftsmanship through the International Brotherhood of Electrical Workers (IBEW) Union #494.

Guaranteed Quality

Our certified, licensed professionals offer full electrical, data and sign services with the highest level of expertise. No matter how complex your project, we focus on budget-conscious, innovative solutions and agile project management.

Quick Response

Our priority is the timely completion of your project with prompt, efficient and personal. We’ve built a reputation of serving customers with the highest level of efficiency, expertise and professionalism.

Inspired by employee-ownership.

As an employee-owned company, we are empowered to create efficient solutions and build long-lasting, solid relationships with customers. Hear from some of our satisfied customers. 

  • Collaborative project managers who coordinate all aspects of your project from pre-construction planning to closeout training and commissioning.
  • Prefabrication department that ensures timely delivery of electrical components from temporary to finished products.
  • Informed estimators that use a large database to develop conceptual estimates when project information is not available. This estimating tool is essential in providing fast and reliable budgets for any size project.
  • Award-winning graphic artists with extensive sign design experience to make your businesses navigable and visible.
  • Engineers, designers and CAD professionals who work cooperatively throughout the design-build process and lend a critical eye to preliminary plans.
  • Experienced superintendents, foremen, and field staff who take the success of your project personally.



Lemberg, a full-service Milwaukee sign, electric and data communications company, proudly serving Wisconsin. Better Business Bureau A+ rated.