At J.Mark, we approach liquid/solids separation with fresh perspectives. With decades of equipment engineering experience and a passion for problem-solving, we offer a comprehensive range of solutions to deliver not just any solution, but the optimal one for our customers.

We cater to the water treatment, liquid/solids separation, and biological treatment requirements of municipal, industrial, and minerals clients nationwide, boasting hundreds of successful installations across North America since our establishment in 1984. Over the years, we've collaborated with major industry players like NASA, Moen, Mercedes-Benz, Honeywell, and Harley-Davidson.

Our portfolio encompasses a wide array of solutions and services, ranging from clarification, reverse osmosis, and complete wastewater treatment systems to turnkey and mobile/rental systems. Committed to long-term partnerships, we focus on exceeding expectations, particularly in:

• Municipal water: Offering tailored solutions for groundwater and surface water treatment, including conventional treatment systems, package plants, and high-rate processes to meet potable water needs.

• Industrial water treatment: Providing comprehensive process solutions across various sectors like chemical, automotive, energy, food processing, and more, with a focus on pretreatment, filtration, wastewater management, and solids dewatering/washing systems, along with boiler feedwater systems.

• Metals, steel, mining, and minerals water treatment: Specializing in liquid/solids separation and thickening solutions, offering both specialized systems and turnkey solutions with a strong emphasis on cost-effectiveness and reliability.

Our commitment extends beyond installation, with dedicated Parts and Services support offering retrofits, parts, services, and maintenance to ensure continued satisfaction.

As an industry leader, J.Mark is dedicated to enhancing process efficiency and providing clean water solutions for the betterment of humanity. We actively engage in technology development, implementing innovative water reuse strategies and offering rental equipment solutions to meet evolving industry needs.