Contractors Supply Inc.
Superior customer service
Plumbing, concrete, industrial, and safety supplies for Gillette and the surrounding area — since 1975.
Welcome to CSI
Built for contractors — and ready for every job
Contractors Supply, Inc. has been serving Gillette, Wyoming and the surrounding area since 1975. Deeply rooted in our community, we have been here through all the ups and downs — always ready to go the extra mile for customers.
With over 150 years of combined experience, we have the people and talent to give you the options and expertise to help you get any job done correctly, big or small. Our people keep up on current and new products and continually attend training to keep up with the latest trends and innovations.
You can trust Contractors Supply Inc. to help you get the job done right the first time.
Meet the Crew
Products & services
What you need to finish the job
Check out the offerings we stock to help you get the job done right — plus bids, pipe products, and training demos.
Plumbing Supplies
Fittings, pipe, tubs, showers, water heaters, and more for residential and commercial jobs.
Concrete Supplies
Forms, sealers, tools, epoxies, grouts, Sakrete, bits, and accessories for DIY to commercial.
Industrial Supplies
Hand tools, lights, cords, ladders, measuring tools, jobsite boxes, rain gear, and more.
Safety Supplies
Hard hats, vests, glasses, gloves, fall protection, hearing protection — geared up for safety.
Bids / Estimates
Plumbing layout, sprinkler design, and bidding from home renovations to large industrial jobs.
Fixtures
Bath and kitchen faucets, sinks, disposals, tubs, showers, toilets, flush valves, water heaters.
Pipe Products
PVC, steel, poly, SDR, copper, well casing, and sewer pipe — stocked for the job.
Training / Demos
Schools and demos throughout the year so you know how to use what you buy.
Google reviews
What customers say
“First time here. Lots and lots of merchandise with friendly knowledgeable employees.”
Mary Duncan · Google
“Absolutely amazing service… they helped me find exactly what I was looking for. So happy I drove so far to check them out.”
Matt Mcgregor · Google
“I showed up 10 minutes after closing and they were nice enough to unlock the gates and loaded the paddles of waddled that I needed. Thank you very much.”
Kyle Giacometto · Google
“No matter what project you're working on, they will have exactly what you need. Lots of friendly knowledgeable staff too.”
Kellee Carroll · Google
“Friendly and knowledgeable, so nice to get materials from professionals.”
HalfAssRanch · Google
“Fantastic people, fantastic business. Dependable and always helpful.”
Jackie Dymond · Google
“Excellent Rain Bird dealer — great support and awesome prices.”
Chris Eischeid · Google
Ready to get what you need — call the Gillette counter or send a message.