Dave Purkiss

Vice President

Dave Purkiss has over 35 years of experience in all aspects of water treatment and distribution systems. He leads NSF’s global water programs, including offices in the U.S., Belgium, China, India, Korea and the UK. These teams deliver certification programs that help ensure the quality and safety of products used in municipal water treatment, water distribution, residential drinking water treatment, plumbing, pools and spas, and wastewater treatment.

Since joining NSF in 1987, Mr. Purkiss has worked on many major initiatives including assisting in the development of NSF standards and certification programs. As General Manager of Plumbing Products, he oversaw the certification of plumbing products, such as faucets and mechanical and plastic plumbing parts, to national and international standards. As Managing Director of NSF’s UK Water team, he played a key role in managing the launch and development of NSF’s lab in Wales, which provides testing for water and fitting materials, and is the largest such lab in the UK.

Mr. Purkiss also held previous leadership roles as the General Manager of Municipal Water Products and the General Manager of Drinking Water Additives.He began his career at NSF working as an hourly employee in the engineering laboratory.

Mr. Purkiss is currently the chair of the American Water Works Association (AWWA) Polyelectrolytes Standards Committee.

His areas of expertise include:

  • Water treatment and distribution systems
  • Plumbing
  • Drinking water treatment chemicals and media
  • Drinking water treatment and distribution equipment
  • Recreational water products