Who We Are

H2nanO was founded to evolve promising nanotechnology into valuable environmental solutions. Our team is determined bridge the gap from disruptive advances in nano-science to practical, economical and sustainable solutions for industry.

We bring a strong network of leaders, creators, advisors, investors and supporters to further this mission.

Dr. Frank Gu, CEO

Dr. Gu is a Canada Research Chair and Associate Professor in Nanotechnology and Chemical Engineering at the University of Waterloo. He completed his PhD studies at Queen's University and a post-doctoral fellowship at MIT.

Frank Gu Lab

Zac Young, COO

Zac was previously with Waterloo start-ups Alchemy and Nicoya Lifesciences and was a Junior Fellow with Engineers Without Borders Canada. Zac leads day-to-day business development activities for H2nanO. In his free time, Zac can be found cycling or exploring new music.

BASc - Nanotechnology Engineering, Loran Scholar

Tim Leshuk, CTO

He has extensive experience in nanoparticle design and application through work with Dr. Gu's research group since 2009, and leads H2nanO’s R&D for water treatment. Tim is an avid amateur photographer and enjoys a good book.

PhD Candidate - Chemical Engineering / Nanotechnology, Vanier Scholar


Stuart Linley, CFO and Research Lead

Stuart has a strong background in nanomaterials design and project management, and is responsible for H2nanO’s financial operations. He has been a part of Dr. Gu's research group since 2010. Stuart enjoys participating in choral and jazz music in his free time.

PhD Candidate - Chemical Engineering / Nanotechnology, Vanier Scholar


H2nanO is situated in the entrepreneurial corridor of Kitchener-Waterloo-Toronto, with access to the top talent from the University of Waterloo, Canada’s leading university for nanotechnology and water research. Our peers and mentors in the high tech start-up space are cornerstones to growing our skills and supporting our mission.


We are a proud member of the largest free startup incubator in the world. The highly ambitious community and experienced advisory team helps to push our team and venture to new levels.

Creative Destruction Lab

We are alumni of the CDL, where we engaged with Canada's leading investors and business  creators to accelerate our high tech venture into a scalable business. 

The Waterloo Institute for Nanotechnology

We work in association with the the Waterloo Institute for Nanotechnology (WIN) to develop our technologies in their world-class community of nanotechnology experts and laboratory infrastructure. WIN is a critical part of our technical excellence and research talent.