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Why Ontech Systems?

At Ontech Systems, we have maintained 98% of our clients since our inception – one of the highest client retention rates in our industry. We speak a language you can understand.

Serving Southeast Wisconsin since 2004

During regular business hours, we return phone calls and emails within an hour.  We’re not a break/fix firm. We take into consideration your company’s growth outlook as well. We don’t lock our clients into long-term contracts.

Have a Question? Contact Us

Ontech Systems, Inc

Greater Milwaukee IT Support
N85W16186 Appleton Ave
Suite A
Menomonee Falls, WI 53051

Phone: 262-522-8560

Hours: Monday – Friday 8am-5pm