Door County Home Builders

Branch Manager
Brad Ohnesorge
7863 Egg Harbor Rd
Egg Harbor, WI 54209

For almost forty-five years, Martin Systems has been working with home builders to deliver innovative, reliable home security and home automation systems throughout Northeastern, WI and the lake shore.  Martin Systems tailors to your business and your customers, integrating the latest in home security & automation, hands-free voice control through Amazon Alexa, whole-home audio & video and the finest products (security, lighting, climate, etc.) available. We offer complete systems that will help you secure business from Millennials to Baby Boomers.

System Design/The Planning Stage

Throughout any construction phase, Martin Systems has a solution that will meet your customers demands.  We have wireless security solutions that can retrofit into any existing home.

For our Home Builder rates and information, please contact us at 920-854-5427 or email Brad Ohnesorge at

Local Service and Support

As a valuable partner, Martin Systems offers many years of experience as well as an exceptional reputation for providing quality service and products. As a respected installer, we’re able to procure the top brands that homeowners can identify and appreciate. We believe in constructing beneficial relationships with our builders, so installing trusted brands to the homeowner is a huge part of that relationship.

Contact Our Residential Team

Contact SalesSubmit Plans/Drawing/Etc.
Literature PDFEgg Harbor Showroom Map

Quality Products

Security and Surveillance Cameras

Honeywell Installers and Service ProvidersDMP installation & Service Providers

Whole-Home Audio/Video

Home Theater Systems

Climate Control

Honeywell Installers and Service Providers

Lighting Control

WiFi, Remote Access & Voice Control
DMP installation & Service ProvidersHoneywell Installers and Service Providers