Restroom Calculator

Need an estimate for how many porta potties your event needs? Use this handy calculator! For a more specific quote tailored to your needs, call us today at 800-210-8407!

special events calculator


Minnesota's Temporary Heating and Ground Thaw Experts

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On Site Companies has been Minnesota’s temporary climate and ground thaw experts for more than 30 years! Thirty years means not only do we know Minnesota, but we have the units and staff to get you your heating and service when you need it, not when we get to it. 

Big Company Capabilities,
Small Company Feel

On Site Companies has all the capabilities of a big company, but because of our dedication to our customers, we still have that small company feel we started with all those years ago. Even if we’ve grown, we haven’t forgotten our roots: dedication to providing our customers with professional and reliable service.

Indirect Fired Heaters
Ground Thaw Equipment

The infrastructure to get the job done.

 The secret to our strength? It’s our infrastructure. Over the years, On Site Companies has made investments in people, equipment, and technology to make sure we deliver whatever sanitation solution you need. We don’t just have a large variety of units and a healthy inventory of them, but also efficient routing and software systems that ensure your units are ready when you need them.

A Sense of Urgency

When you have a project, you can’t wait for the weather. You need to keep on budget and on time. We get that. You need heat and ground thaw when you need it, not when we get to it.

Our team of professionals will bring that sense of urgency you need to make sure your project gets done. 

Direct Fired Heaters