Our staff has over 225 years of combined experience in solving water problems with integrated systems that meet our customer’s specifications. We have designed and installed water treatment systems for over 7,000 customers in our thirty years of service to the industry.

Our Project Managers average almost 20 years of experience each in the water industry. They have dealt with all types of raw water sources; designed multi-stage water treatment systems for extreme ranges of industrial water quality; and cleaned up complex waste water discharges.



When customers contract with Bob Johnson & Associates, they work with one of our experienced Project Managers... all the way through the project until it’s complete. Whether it’s a design question, a change order requirement or service after the sale, your Project Manager will be available whenever you need him. From quote to commissioning..from beginning to end...he’ll be there to plan and complete your job, in partnership with you.

We know that our most important customer service principle is to get the job done right, on time, according to our customer’s specifications. We design specifically what you, the customer needs, to provide the required level of water quality. Whether its filtration, softening or complex multi-stage treatment, we will meet your specifications. We will complete your project, within budget, as quoted, on time, with no surprises.



Professional Membership
Water Quality Association (WQA)
Texas Water Quality Association (TWQA)
Texas Rural Water Association (TRWA)
American Society of Plumbing Engineers (ASPE)
Plumbing and Mechanical Contractors (PAMCA)
Plumbing-Heating-Cooling Contractors (PHCC)
Associated Builders & Contractors (ABC)



Bob J. Johnson & Associates, Inc.
800-341-2225
sales@bjja.com