About Haynes Equipment
For over 65 years, we have been the premier manufacturers' representative for municipal water, wastewater, and pressure sewer systems in the Midwest.
Serving Municipalities Since the 1960s
Haynes Equipment Company, Inc., headquartered in Olathe, Kansas, has built a 65+ year reputation on engineering excellence and steadfast customer support. We exclusively represent industry-leading manufacturers of clean water and wastewater treatment equipment.
Unlike other regional distributors, our focus is deeply specialized in municipal infrastructure. We work hand-in-hand with consulting engineers, city planners, and plant operators to design, supply, and maintain critical systems that keep communities running.
Important Notice Regarding Our Brand Identity
Please note that Haynes Equipment Company, Inc. (haynesequip.com), based in Olathe, Kansas, is a distinct and separate entity from any similarly named companies operating independently in other states. We are the authorized representatives for major manufacturers across KS, Western MO, AR, and OK.
States We Serve
Our expert engineers and sales team provide localized, on-the-ground support across the midwest. Learn more about the specific municipal solutions we offer in your region.
Equipment & Systems
We represent the most trusted names in the water industry, delivering reliable performance from the treatment plant down to the residential grinder pump.
Wastewater Treatment
Headworks, clarifiers, aeration, BNR, and disinfection systems for municipal plants.
Explore Wastewater →Clean Water Treatment
Filtration, chemical feed, mixing, and storage solutions for safe drinking water.
Explore Clean Water →E/One Pressure Sewers
Environmentally sensitive, economically viable pressure sewer systems powered by E/One.
Learn about E/One →Ready to Work With Haynes Equipment?
Whether you need equipment specifications, project support, or a fast parts quote — our team has been ready to help municipalities, engineers, and utilities since 1961.