About Quality Controls

Are you interested in joining the team?
Join Us!
Corner Right

Quality Controls is a representative and stocking distributor of flow control, process, and instrumentation equipment.  We maintain a large inventory of valves, gates, actuators and instrumentation to meet our customers’ demanding requirements.

Our ability to warranty the materials we sell has earned us high praise from our customers and the owners of the facilities where our equipment is installed. Quality Controls was founded in 1992 and has always focused on solving customer needs with a mantra of “Commitment to Quality and Service.”

Experience Quality through our representation and distribution of market-leading, innovative manufacturers. Experience Service through our decades of product application know-how coupled with our in-house automation capabilities, inventory and onsite field services.

Let our “Commitment to “Quality and Service” assist you.

We offer innovative solutions throughout the entire waste water treatment process.

Screens

Grit removal

Odor control

Biological treatment processes

Aeration

Sedimentation

UV disinfection

Solids handling

Slide gates

Valves

For all your water treatment needs, no matter what your raw water source is, we have solutions.

Inclined plate settling

Chemical feed

Filtration

Clarification

Ion exchange

Valves

Ozone

Ultrafiltration membrane systems

UV disinfection

Reverse osmosis

Capabilities

Whether it is the rebuilding of a 48-inch metal seat ball valve in the field, selecting a control valve for a Power Generating Station or sitting with a Consulting Engineer, QC’s capabilities are based on knowledge:

Knowledge of the customers we serve.

Knowledge of the Products we sell.

Knowledge of the Systems that use our products

Confirm accuracy and an ownership that values customer satisfaction, QCI has the ability to serve.

Our Headquarters and warehouse in Waldwick, NJ can handle both large and small materials.

Our Service technicians can work on the complex issues found in the field.

Our Sales staff can work to solve the challenging problems that cause downtime.

All of this means that Quality Controls is Capable of assisting our clients as we strive to live by our commitment to Quality and Service!

Water treatment engineer inspecting facility with tablet

Our Management Team

Dave Castellano

Quality Controls
President
  • Dave has over 30 years of experience providing valves, automation, instrumentation, and equipment solutions for Power, Municipal, Petro, HVAC, and Industrial markets, ensuring high-performance reliability across critical infrastructure sectors.
  • He started his career at QCI in 1996 and has served as Vice President for the past 15 years, helping to expand product lines and drive company growth.
  • He has expertise in sales, project management, and engineering solutions.
  • He graduated from Union College in 1995 with a Bachelor of Science in Computer Science and continues to provide leadership in innovative valve automation solutions for the industry.
Powered by
©2025 Quality Controls