Ontech Systems Inc

Ontech Systems, Inc. is a Milwaukee-based IT services provider supporting small and mid-sized businesses across Eastern Wisconsin. Since 2004, we’ve delivered reliable, secure, and personalized IT solutions that help our clients grow with confidence.

Originally founded in Menomonee Falls and now proudly based in Milwaukee, Ontech supports small and mid-sized businesses across Eastern Wisconsin—from Greater Milwaukee to the Fox Valley and beyond.

From network projects and managed services to hourly IT support and hardware licensing, our dedicated account teams take the time to understand your business and build solutions around your goals. We value strong, long-term partnerships—and with a 98% client retention rate, it’s clear our clients value them too.

Let’s solve your IT challenges—together. Reach out to us today!

• Manged IT Services
• Cybersecurity
• Cloud Solutions
• Educational Events
• Community Involvement