(605) 342-0788 or 1-800-201-0788

Exterior photo of Black Hills Chemical & Janitorial Supply.

Who We Are

Solutions provider of the Black Hills and surrounding region since 1947

Black Hills Chemical & Janitorial is the region’s full-service, one-stop shop for professional quality cleaning products and equipment, commercial supplies and certified and licensed pest control. Our friendly, personalized service and vast assortment of industrial and residential supplies have allowed us to grow over the years, from initially serving Rapid City, SD and the surrounding region to now serving a 350-mile radius that includes North Dakota, Wyoming and Nebraska.

Whether you require quality equipment for your home or are looking for products and machines for your restaurant, hotel, medical facility or car wash, the staff at Black Hills Chemical & Janitorial will help you find just what you’re looking for. We offer competitive pricing as well as equipment rentals to ensure you are able to acquire the machines your business needs to operate.

We are not only there to ensure you receive the ideal products and equipment for your needs – we are also on hand to be your complete guide in solving maintenance issues. Stains, dirt and grime are no match for our dedicated team, who will teach you the most efficient and effective way to handle any cleaning task. Visit our Solutions Center for cleaning tips, as well as proper cleaning procedures to keep your facility in compliance.

 Service Area Map.

Under new ownership since 2016

Black Hills Chemical & Janitorial ownership changed in 2016 and brought with it a new focus on service and re-investment in the business.  The new ownership group has invested in employee training, hiring experienced employees, new delivery and service vehicles, and increased inventory levels to reduce backorders.  Our emphasis is on customer service: competitive pricing, a solution-providing sales staff, prompt repair and maintenance service for equipment and dispenser issues, having the right inventory in stock, and delivering on-time and correctly to our customers.  Black Hills Chemical & Janitorial Supply fhfas been, and still is, locally owned since 1947.

Shop with us. in-store or online

We offer options to accommodate your needs, no matter what they are. Our full line of products and equipment  are available for purchase online, as well in our location next to Menards in Rapid City, SD. Whether you shop in store or online, enjoy the convenience of no order minimum, meaning no job is too large or too small for us to help you tackle.

Our History

Learn more about the history of Black Hills Chemical & Janitorial, a locally-owned company that has maintained its reputation for being the area’s comprehensive source for cleaning solutions.

Learn Our History

Our Team

Our friendly team takes pride in providing each customer unbeatable service and quality products at the right price. Meet the professionals that are behind the success and longevity of Black Hills Chemical & Janitorial.

Meet Our Team