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!

My event is estimated at attendees, for hours.
  • Will there be more women than men?
  • Will there be alcohol served?

Your Estimated Sanitation Services

Based on what you've told us, we've generated this estimate for your needs.

If you have more details or would like expert advice to make sure you get the best sanitation solution, please call us at 800.210.8407.

Estimated Standard Portable Restrooms Needed: 0
Estimated Hand Wash Stations Needed: 0
Estimated Enhanced Access Restrooms Needed: 0

Looking for a custom quote on those items?


Who We Are

Proudly Serving Our Clients for Over 30 Years

Woman Owned Business logo

For nearly three decades, On Site Companies has been the market leader in portable sanitation and temporary climate control. We provide portable sanitation for commercial, construction, industrial, agricultural, special events, and disaster relief, as well as heating and air conditioning rentals for special events and construction.

The service that our sanitation and heat technicians provide is the best in the business. We are dedicated to continuing to innovate our products and service techniques to make sure that we can provide you with exactly what you need.

On Site Companies is family owned and operated as well as a certified woman-owned business. On Site Companies was founded by Dave and Karen Holm over 30 years ago. Today, the company is owned and operated by their children: Molly and Russ.

We take great pride in our company, our products, and the high level of service we provide. We offer delivery service to the Minneapolis and St. Paul Metro Area, Rochester, Mankato, Duluth, Minnesota as well as St. Louis, Missouri.

Onsite Companies team

Meet Our People

We are proud of our team and how they serve our company and our customers. Our culture at On Site Companies is shaped by our 4 core values which are supported and represented by our people. We strive to elevate our industry by internalizing our values and showing sincerity in how we serve our customers.

Our Mission and Vision

Our Mission Statement

To consistently lead our organization with integrity and professionalism. To provide an enriching and rewarding environment for our employees. To strive for solid financial performance and prosperity of our company.

Our Vision Statement

We will be the most reliable company within our industries and employ talented people who quickly respond to and solve problems for our customers and our company.

We will continue to reinvest in our company to maintain a prosperous, healthy, and rewarding work environment.

Request Quote

Quickly and easily build your custom quote. Find the right rental for your job site or occasion by exploring available options and prices. For more questions, we encourage you to get in touch with our team. We look forward to working with you!