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About Us

Real IT People, Right Here in Wisconsin

Powerful IT Systems is a Wisconsin-based managed IT team for businesses with 20 to 200 users. We combine local, hands-on support across Wisconsin and nearby states with responsive remote support for U.S.-based and distributed companies.

A typical day at a 25-person clientIllustrative example
  • Resolved password lockout for 3 users
  • Blocked phishing email targeting accounting team
  • Patched 23 workstations — zero downtime
  • Deployed new employee laptop and Microsoft 365 account
15 minutes
P1 Critical first response
1 hour
P2 High first response
Same business day
P3 Normal first response

Response targets apply during business hours.

Watch our client story

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Meet the team behind your IT

Growing companies need more than a single point of contact. Our engineers bring different strengths to the same goal: dependable technology, clear answers, and practical support for teams with 20 to 200 users across Wisconsin, nearby states, and the United States.

Portrait of Nazar Loshniv, Chief Technical Officer at Powerful IT Systems

Nazar Loshniv

Chief Technical Officer

Nazar sets technical direction and stays close to the work. He brings hands-on problem solving, a builder's curiosity, and a bias toward solutions that are secure, maintainable, and useful for the people who rely on them. Outside work, he is usually near water, a tennis court, or family.

Portrait of Tom Hecker, Network and Systems Security Specialist at Powerful IT Systems

Tom Hecker

Network and Systems Security Specialist

Tom combines a security-first eye with the patience to explain what he sees. He evaluates risk, watches network and system activity, and helps keep customer environments aligned with good security practices. The friendliness is real; so is the attention to detail.

Portrait of Benjamin Hamilton, Security Systems Engineer at Powerful IT Systems

Benjamin Hamilton

Security Systems Engineer

Ben designs and implements practical security systems, then makes sure the people using them understand what they do. He follows new threats and technologies closely, answers questions without making anyone feel awkward, and brings a contagious laugh to hard problems.

Portrait of John Ericsson, Senior Systems Engineer at Powerful IT Systems

John Ericsson

Senior Systems Engineer

John is the engineer we want when an issue has too many moving parts. He works through complex systems methodically, turns rough edges into stable solutions, and brings a dry sense of humor to the process.

Portrait of Brian Madison, Technical Support Specialist at Powerful IT Systems

Brian Madison

Technical Support Specialist

Brian can move from everyday troubleshooting to the odd technical mystery without losing the human side of support. He keeps clients comfortable, explains the next step clearly, and stays with the problem until it is actually resolved.

Portrait of Valentyna Mushynska, IT Coordinator at Powerful IT Systems

Valentyna Mushynska

IT Coordinator

Valentyna is our IT Coordinator, helping keep the moving pieces of support organized and communication clear. The technical work gets the spotlight, but good coordination helps everyone stay on the same page.

One team, many specialties

Security, networks, systems, cloud, and day-to-day support work together.

Support that scales with you

A right-sized fit for businesses with 20 to 200 computers and growing teams.

Local and remote coverage

On-site help across Wisconsin and nearby states, with remote support across the U.S.

Why Powerful IT Systems

We don’t lock you into contracts. We earn your business every month.

We Pick Up the Phone

When something breaks, you call us and we answer. During business hours, critical issues get a first response within 15 minutes. You reach a real engineer who can fix the problem — not a dispatcher reading from a ticketing queue.

Real Engineers on Every Call

No level-1 screen shares, no runaround. Our technicians handle complex issues directly — networking, security, cloud, servers. The person who answers can actually fix your problem, first call.

Flat-Rate, No Shock Invoices

One monthly rate covers your whole environment. Helpdesk, monitoring, security, and cloud management on both plans, plus on-site visits on Premium. No per-incident billing, no shock invoices, no nickel-and-diming.

We Fix It Before You Notice

24/7 monitoring means most issues get caught and resolved before they affect your business. Our tools flag problems overnight. You open your laptop in the morning and everything just works.

Security Is Built In

Both plans include 24/7 SOC monitoring and EDR. Premium adds email security, MFA, dark web monitoring, security awareness training, and compliance support. Security is part of the plan, not a surprise line item.

No Contracts — We Earn It Monthly

We don't lock you in. Month-to-month service means we earn your business every month by actually delivering. Our 71 five-star Google reviews say we've been doing that since day one.

What You Get

One flat monthly rate covers your whole IT environment. Day-to-day helpdesk, security, backups, cloud management, monitoring — all of it. No nickel-and-diming. No gaps.

  • Complete backup and disaster recovery
  • Cybersecurity and threat monitoring
  • 24/7 proactive system monitoring
  • Full IT management and maintenance
  • US-based helpdesk support
  • Strategic IT planning and consulting
71
Google Reviews
EXCELLENT rating
24/7
Monitoring
Proactive support
15 min
Response Time
Critical issues, business hours
$75
Per Workstation
Flat-rate monthly

Your Onboarding Journey

From first call to fully managed — 7 clear steps, no surprises.

1
Discovery call
~30 min
2
On-site assessment
2–4 hours
3
Custom IT plan
Within 2 days
4
Agreement & kickoff
Same week
5
Migration & setup
Up to 3 days
6
Team training
1–2 sessions
7
Fully managed
Ongoing

Why Powerful IT Systems?

We're dependable. When something breaks, you reach a real person — not a bot, not a ticketing queue. We’ve built our reputation on showing up, fixing things fast, and following through. Our 71 five-star Google reviews say the rest.

We take a complete approach. We don’t wait for something to break. We monitor, patch, and maintain your systems continuously so most problems get resolved before you ever notice them.

We're committed to your results. Flat-rate pricing means we’re motivated to keep your systems clean and stable — not to bill you every time something goes wrong. When your technology just works, we’re both winning.

Questions? We're Easy to Reach.

We're a local IT company based in Sussex, WI. No sales pitch — just straight answers about what we do and how we work.