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inside of a reverse osmosis water treatment plant

Leadership Team

Sue Mecham

Sue Mecham, Ph.D.
CEO

Judy Riffle

Judy Riffle, Ph.D.
CTO

Polymer chemist with 25 years experience growing and leading teams in Industry and Academia.

Inventor of NALA's patented polymers. Professor Emerita at Virginia Tech. 40+ years in polymer science.

Randy Truby

Randy Truby

Executive VP of
Marketing & Sales

Veteran desalter and membrane industry expert. 50+ years in membrane manufacturing, operations, and sales.

Tim DeBone
CFO

25 years in corporate finance supporting high-growth organizations from startups to enterprise.

Technology Advisors

Earl Wagener

Earl Wagener, Ph.D.

CEO Tetramer Technologies,
Ex-Senior Research
Director at Dow Chemical,
Membrane Technology Consultant to NALA Membranes

Lead technologist for Membrane development at Dow during historic Filmtec Acquisition. Established current technology RO membranes in the market (1980's)

Mike Bortner

Mike Bortner, Ph.D.

Chemical Engineering, Virginia Tech Polymer Processing Advisor to NALA Membranes

10 years as VP of manufacturing process development at NanoSonic.

Benny Freeman

Benny Freeman, Ph.D.

Chemical Engineer, UT Austin

30+ years with polymer membranes. Director of Center of Materials for Water and Energy Systems (MWET)
Partner in NAWI/DOE Energy-Water Desal Hub.

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