what we do 

Electrefy is a start-up company based out of Ryerson Uniersity's Centre for Urban Energy. It provides reliable, clean, and noiseless energy storage for temporary on-demand power. Applications range from portable power for outdoor events to off-grid residences to emergency back-up power for traffic signals.

We leverage leading edge technology from second-life electric vehicle batteries that are safe, robust, and cost-effective. Performance is optimized for market specific applications while using dynamic machine learning to maximize the lifetime of our systems. 


our vision

Our vision is to reduce portable diesel emissions, extend life-time of used EV batteries and make power systems affordable, and accessible to anyone, anywhere. 




Ahsan ul Alam

Co-Founder - CEO

Ahsan is the CEO of Electrefy. He brings hands-on R&D experience from Rockwell Automation, Siemens and Honeywell Aerospace. Ahsan has 4 years working experience in industrial and aerospace power electronics and holds a Bachelor of Engineering degree in Electrical Engineering from Ryerson University.


Joseph Tam

Co-Founder - CBDO

Joseph is the CBDO at Electrefy and a seasoned project manager, engineer, and entrepreneur. He brings over 15 years experience in developing and delivering innovative solutions to various industries including sustainable energy management, recycling, healthcare, food and beverage, automotive, and consumer goods. He holds a MASc. from the University of Waterloo, is a registered P.Eng and is PMP certified