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Our Qualified Data Communication and Cabling Contractors Are Here for You

As Milwaukee's most reliable and qualified low voltage cabling contractor, we take a strategic and consultative approach to your specific structured cabling, security, safety, and communication needs. Our team will collaborate with you to develop an optimal solution tailored to your budget and vision. As employee-owners, we bring quality and craftsmanship to every project.

Our Data Communications department proudly serves a diverse range of clients, including general contractors, businesses, healthcare and educational institutions, entertainment venues, and more. Whether it's new construction projects, expansions, or remodels, we are committed to delivering excellence and meeting your requirements with precision and expertise.


Low voltage systems for the future of your business.

Situated within a comprehensive suite of commercial services, our experts will ensure your low voltage network is seamlessly integrated from design to installation. Our experienced Data Communication technicians and system designers are here to make sure your system is reliable and future-proof.

Complete List of Our Data Communication Services:

Security and Life Safety
  • Security Cameras
  • Door Access
  • Emergency Call Boxes
  • Nurse Call
  • Wander Management
  • Background Music/Sound-Masking
  • Fire Alarm
Data Communications
  • WIFI
  • Distributed Antennae Systems
  • Paging
  • Audio Systems
  • Video Systems
Cabling and Controls

Meet Your Data Communications Team

The low voltage work of the Data Communication team is critical to the success of the businesses they serve. Their work touches every aspect of the end-user experience. Whatever the system – communications, fire alarm, voice, data, security, card access, CCTV – our team brings a level of experience and care to the customer that is unparalleled in the region.

Ernie Garza

 Ernie takes a team approach to leadership to create a collaborative environment for problem solving. He believes open communications are the key to the success of a project. Ernie has over 30 years of experience in the industry, a technical field background and specialized skills in fiber backbone infrastructure and data center design. Ernie applies that experience to create customized solutions for customers.

Wendy Thorgersen

With over 30 years of industry experience, Wendy's project management background includes voice and data, security, CCTV, card access, security cameras, A/V systems, nurse call -- Cornell and Vigil, mass notification, cell phone signal boosters, paging, intercom and more. Wendy emphasizes relationship management with her customers and within her team. She draws from these different perspectives to create efficient and creative solutions.

Craig Hoppe

Craig has over 30 years of experience as both a field technician and project manager. His background includes all aspects of low voltage, data communications and security systems. As a former small business owner, Craig brings a unique blend of business acumen, creative problem solving and tecnical know-how to his role. He is BICSI certified and has the ability to see a project from all sides, assisting his customers with scalable solutions that meet their needs and their budgets.

Mike Hill

Mike is an experienced technical project manager, known for his collaborative nature, his attention to details, and his ability to set and reach project goals. He has a passion for serving his customers, building trusting and enduring relationships with customers through attentive care and quality results. He understands the critical role a technical lead plays in helping a company achieve its businss objectives.
Group 1172

"Perhaps the best compliment I could give is to say that it would be great if I could have a team, like the one at Lemberg, that I could depend on all across the country.  I know I can always count on you and your team to deliver the best each and every time."


Lawson Electric Company, Inc.

"Direct Supply uses only the most qualified contractors. Lemberg fits that requirement without question."

G. Watt

Direct Supply

"The team is absolutely fabulous! They are super knowledgeable and helpful throughout this process and just wonderful to work with!"

M. Johnson

Software One

"Overall, really nice job for Siena Catholic Schools at St. Sebastian STEM Academy."

K. Kayser

Siena Catholic Schools of Racine

Contact Us

Contact us today at (262) 781-1500 or complete an information request form online to learn more about a customized solution for your long or short term needs.