Professional video surveillance systems for homes, businesses, and industrial facilities across Milwaukee, Madison, and Fox Valley. Custom-built systems backed by engineering expertise.
From residential homes to complex industrial facilities, we design and install custom video surveillance systems tailored to your specific requirements.
Protect your family and property with reliable residential video surveillance systems designed for 24/7 monitoring.
Learn moreTailored solutions for convenience stores, carwash systems, restaurants, storage units, and retail operations.
Learn moreHeavy-duty surveillance systems for manufacturing facilities, warehouses, and industrial operations.
Learn moreIntegrate video surveillance with your operations—scales, weighing systems, POS, and process monitoring.
Learn moreWe're not just another security installer. We're engineers who build systems that last, backed by the best warranty in the industry.
Triple the industry standard. We stand behind our storage systems with a 3-year warranty vs. the typical 1-year coverage.
Owner Brian Downey brings UW-Madison mechanical engineering credentials and 18+ years of industrial electronics expertise.
We build DVR/NVR systems with separate OS and storage hard drives for superior reliability and performance.
Your investment stays current. We provide free software upgrades for the life of your system.
We've committed to IP technology exclusively. No new analog installs—we build for the future, not the past.
We guarantee your system will be optimized for your specific needs—at no additional cost.
Need service? We provide a loaner DVR so your security coverage never goes dark. Zero downtime for your protection.
Integrate video with scales, weighing systems, POS, and other equipment. See transactions and operations in real-time context.
GuardDog Surveillance Systems was founded in 2005 with a mission to provide reliable, professional video security solutions throughout Wisconsin. We're not a franchise or national chain—we're a locally-operated business based in Dodge County.
Owner Brian Downey brings a unique combination of mechanical engineering education from UW-Madison and over 18 years of hands-on industrial electronics experience. This engineering foundation means we don't just install cameras—we design systems that work.
We've built our reputation on quality workmanship, honest service, and systems that deliver year after year. From rural homes to industrial facilities, we're here for the long haul.
Based in Dodge County, we provide professional video surveillance installation and service throughout southeastern Wisconsin's major metropolitan areas.
Greater Milwaukee metro area
Capital region and surrounding areas
Appleton, Oshkosh, and Fox Cities
Get a free assessment from Wisconsin's most experienced video surveillance professionals. No pressure, no obligation—just honest expertise.
Based in Dodge County, Wisconsin
Serving Milwaukee, Madison, and Fox Valley markets