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Commercial facility services · WisconsinWorld-class service to world-class customers.

Commercial HVAC, plumbing, electrical and general repair for national retail, healthcare and facility-management programs. We work inside your dispatch platform, your response requirements and your billing portal, around the clock.

Call the office Talk to us about your sites Set up your sites How we work with national programs
24/7/365Dispatch for our program customers, weekends and holidays included
Since 2009Serving commercial buildings from North Prairie
4-hourPriority response, on programs that require it
StatewideAcross Wisconsin, and beyond it for our program customers

Built for national programs

One point of contact that works inside your program.

Facility problems do not arrive neatly labeled by trade. We carry the trades under one roof, so one call puts the right technician on the right site, and we work inside the dispatch system, billing portal and close-out procedure you already run rather than asking you to change.

One call

One team for every trade and every site, with 24/7 dispatch for program customers.

One crew

Our HVAC technicians, facility maintenance staff and licensed strategic partners for plumbing and electrical, led by a licensed professional engineer.

Your platform

Dispatches accepted on your system, in your format, and closed out to your procedure.

Your billing

Invoices submitted in your template and your portal, not ours.

Before-and-after photographs and a written service order on every job, completed to your response and close-out requirements.

Services we manage

Facility services, from the roof to the floor.

Reactive calls, planned maintenance and everything in between, for single sites and multi-site programs.

HVAC

A failed rooftop unit costs trading hours.

Rooftop units, split systems and controls: diagnosis, repair and seasonal service for commercial equipment.

Plumbing & backflow

Water on the floor closes a site faster than anything else.

Drain cleaning, emergency leak response, water heaters and fixtures, plus backflow prevention testing and repair by a certified cross-connection control tester.

Electrical

Power problems are safety problems, and they rarely wait.

Lighting, panels, circuits, controls and power troubleshooting across front-of-house and back-of-house.

Handyman & general repair

The punch list that keeps a site open, safe and presentable.

Doors, hardware, fixtures, drywall and the long list of repairs, handled on the same dispatch as everything else.

Planned maintenance

Scheduled work that actually happens on schedule.

Preventive maintenance visits inside your service windows, with the task list completed and checked in to your system.

Equipment warehousing & delivery

New equipment has to be stored, moved and set somewhere.

We warehouse replacement equipment and deliver it to your Wisconsin sites, ready for installation.

Industries we serve

Multi-site programs, not one-off calls.

We already work inside national programs with their own dispatch platforms, response requirements, billing portals and close-out procedures.

Multi-site retail & food service

Stores and cafés where downtime is lost revenue.

Healthcare & clinic networks

Patient-facing sites with tight service windows.

Facility-management partners

FM companies who need a dependable regional trade partner.

Credentials

Led by owner J.J. Lund, PE, a licensed professional engineer whose practice is HVAC.

  • Professional Engineer, Wisconsin license 37130-6
  • Wisconsin HVAC Contractor, license 1445528
  • HVAC Qualifier, credential 1021625
  • Cross-Connection Control Tester (backflow), credential 11163
  • Plumbing and electrical work by licensed strategic partners
  • Fully insured, with coverage matched to each program's requirements
  • Focus on Energy Trade Ally
  • USDOT No. 2521347 (private carrier)

Certificates of insurance are available on request.

Areas we serve

All of Wisconsin, and beyond it for our programs.

Based in North Prairie, we serve commercial sites across the state of Wisconsin. We also support our national program customers in Michigan's Upper Peninsula and northern Illinois.

  • Milwaukee, Waukesha and southeastern Wisconsin
  • Madison and south-central Wisconsin
  • Fox Valley, Green Bay and the northeast
  • La Crosse, Eau Claire and western Wisconsin
  • Wausau and the Northwoods

Careers

We are hiring technicians.

Lone Rock is growing, and we are looking for people who take pride in fixing things properly the first time. If you work in HVAC, plumbing, electrical or general maintenance, we would like to hear from you.

What to expect

  • Pay based on experience, plus a take-home truck, tools and benefits
  • An on-call rotation, and travel across Wisconsin with overnights rare
  • Steady commercial work for established national customers
  • Varied days across every trade, not the same call on repeat

No résumé needed. Tell us what you do and we will call you. Prefer to talk first? Call 262-392-4094.

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We use this only to consider you for work at Lone Rock. It goes to our hiring inbox, is never shared or sold, and is deleted after 12 months unless you join us. Ask us to delete it anytime at 262-392-4094.

Lone Rock Services, LLC is an equal opportunity employer. We consider every applicant without regard to race, color, creed, religion, sex, pregnancy, sexual orientation, gender identity, national origin, ancestry, age, disability, genetic information, marital status, military service, arrest or conviction record, or any other status protected by law. Need help applying? Call 262-392-4094.

Request service

Set up your sites.

Use this form for new sites and accounts, planned work and quotes. We reply during business hours.

Already a program customer? Dispatch through your usual system, 24/7. New to Lone Rock? Call the office at 262-392-4094 and we will respond within one business day.

We use what you send only to reply to you. See the privacy notice below.

Contact

  • Office phone262-392-4094
  • Emailoffice@lonerockservices.com
  • Office125 N Main Street
    North Prairie, WI 53153
  • Office hoursMonday to Thursday, 7:30 a.m. to 3:30 p.m.
    Friday, 9:00 a.m. to 3:30 p.m.
    Program dispatch: 24/7/365