Meet the Team

OENano Inc. has put together a solid team of talented individuals for our customers.

Gregg Weir


1 780 220 8726

Gregg Weir is an experienced CEO whose career has included the creation and development of several local, national, and international businesses. He has founded and directed a successful trade based multi-city service company, co-founded a renewable energy company, partnered in a product development and manufacturing company, and partnered in commercial real estate ventures. These have provided the framework for Gregg’s leadership development, his understanding of business practices, and his focus on the importance of solving client’s needs. Gregg participated in co-founding OENano and serves as the company’s CEO and President.

John Mejias

Chief Development Officer / CCO

1 780 907 4111

John Mejias is a graduate of the University of Saskatchewan, Canada (Geography/Cartography) whose business experience includes owning, managing and operating local and international businesses. As a private service consultant he has directed business development for small to medium sized enterprises and consulted for start-ups and existing businesses for over 20 years.He is a construction trade safety advocate and developed the ‘Canadian Construction Safety Fundamentals’ for foreign workers in Alberta.

Currently partnered with long established plumbing and electrical companies, he co-founded Own Energy Corporation in Edmonton to provide renewable energies supply, integration and installation service for residential, commercial and industrial applications. John is highly committed to foster public and local government awareness as to the vast planetary and economic advantages of this growing market. John has now added on business development for OENano as part of his responsibilities.

Wendy Ellis

General Manager

1 780 801 0179

Wendy began her career working with various small businesses to establish procedures and accounting practices as a business manager and financial manager. She moved into an accounting firm handling bookkeeping and tax returns for 4 years and then returned to private business where she has enjoyed great success.  She has been the General Manager/Finance with two different independent plumbing and heating companies for the past 11 years and has helped increase profits, streamline processes and assisted in growing these two companies to twice their size. Wendy joined the OENano group as GM in early 2016 guiding their day-to-day financial and operational activities.

Noreen Mejias - Bennett

International Trade Director

1 613 859 3852

Noreen Mejias-Bennett, BA, MBA, CFP, CIM, FCSI, EPC, CIWM

Noreen is a graduate of the University of Toronto, Canada (Bachelor of Arts – Four Years with a Major in Economics and a Major in Political Science). She is also a graduate of the University of Stirling, Scotland, U.K. (Master of Business Administration – Major in Banking).

Noreen’s career in the financial services industry began in 1982 and spanned a period of nearly 30 years. She was a member of the Institute of Bankers, London, England and has held such positions as Senior Credit Analyst, Personal Investment Manager, Financial Planner, Financial Advisor, Investment Executive and Wealth Advisor.

Mel Carritt

Middle East Distributor


Mel has 40 plus years of broad based experience in operations management including responsibility for specific countries and general Middle East area management, primarily in the oil field, construction and power generation markets. For the last 23 years Mel has lived an worked in the Middle East. Over the last 5 years Mel has focused on the sales and distribution of products from OENano. Mel is centrally based in the area along with his wife and his youngest daughter.

Darryl King

Caribbean Region Distributor

1 868 737 6336

Based in Trinidad/Tobago Darryl supports a full assortment of products supplied by OENano. He has done work with oil spill clean up, hospital disinfection, mold remediation and protective coatings for concrete. Darryl has an extensive background in marketing, business development, and the construction industry.

Toni Stewart

National Construction Safety Officer


Toni Stewart is the founder of a fast-growing first aid and safety training business in Alberta. She has worked in numerous areas as a National Construction Safety Officer (N.C.S.O). Toni has experience with diverse worksites, including urban and remote sites, and possesses an in-depth knowledge of the specialized safety requirements for different industries. She is a Canadian Red Cross Training Partner, as well as a Certified First Aid Instructor. Toni is also certified by TrainCan to instruct Basic and Advanced Food Safe courses. She has a strong passion for safety and for teaching; Toni uses her experiences as motivation to ensure that safety not only meets expectations, but exceeds them.