IT Services Across
Southeastern Wisconsin
Headquartered in West Bend, we provide on-site and remote IT support across four counties. Find your local coverage below.
Our Service Area
We're headquartered in Washington County and serve businesses across four southeastern Wisconsin counties. Click a county for detailed local coverage.
Washington County
West Bend, Hartford, Germantown, Slinger, Jackson, Kewaskum, Richfield
Our Home County
Ozaukee County
Mequon, Cedarburg, Grafton, Port Washington
Waukesha County
Waukesha, Brookfield, New Berlin, Menomonee Falls
Milwaukee County
Milwaukee, Wauwatosa, Greenfield, Oak Creek
Cities We Serve
Find IT support specific to your city. Each page has local response times, relevant services, and direct contact information.
Services Available Region-Wide
The same enterprise-grade services, delivered locally by technicians who know your community.
Managed IT Services
Proactive monitoring, maintenance, and help desk for your entire network.
Cybersecurity
Multi-layered protection against ransomware, phishing, and data breaches.
Cloud & Microsoft 365
Migration, management, and optimization of your cloud environment.
Backup & Disaster Recovery
Automated backups with tested recovery so your data is always safe.
Business Phone Systems
Modern VoIP phone systems with local and toll-free numbers.
Compliance
HIPAA, CMMC, and NIST compliance frameworks for regulated industries.
Why Businesses Trust Collett Systems
Truly Local
Based in West Bend with technicians throughout SE Wisconsin. We're on-site fast when you need us.
Security-First
Every recommendation starts with protecting your data. Backup, security, and compliance are built into everything.
Proactive Support
We fix problems before they cause downtime. 24/7 monitoring and regular maintenance keep you running.
No Vendor Lock-In
Month-to-month agreements. Your data is yours, and we document everything.
Ready to Simplify Your IT?
Get a free, no-obligation consultation. We'll assess your current setup and show you how we can help.