Sustained was founded to help people make better choices. More informed choices, based on reliable, trusted and accurate information.
Technologists, data scientists and researchers, software engineers, designers and product managers - the Sustained team come from an eclectic set of backgrounds - all with a desire to help drive better outcomes based on data and ease of use.
Meet the team
Silver Kuusk
Sr. Software Engineer
Silver is backend engineer at Sustained with over 20 years of experience in different software development related areas. He has formerly worked at Skype, Microsoft and Twilio. Silver's passion is the optimization and scaling of systems. He lives and works in Tallinn, Estonia.
Matthias Reich
Sr. LCA Scientist
Matthias’ academic and professional background is in energy systems engineering and life cycle assessment. He is passionate about making the insights he has gained accessible to everyone. Thus, he came from Switzerland to join Sustained in London to do just that.
Charlotte Franzellin
Sr. Product Manager
An environmental engineer with consulting and tech startup experience that has long been a sustainability and product enthusiast. Charlotte has found the best of both worlds at Sustained, where she can help create intuitive products that can help anyone make more sustainable choices on a daily basis.
Jevgeni Zaborovski
Software Engineer
Jevgeni is a front-end software engineer at Sustained. Born and raised in Tallinn, Estonia. Experienced with developing scalable web applications, such as internet banking and marketplaces with thousands of happy users. He is very excited to be a part of the Sustained team and deliver well-crafted software to the end-user.
Mihhail Lapushkin
Sr. Software Engineer
Software Engineer based in Tallinn, Estonia.
Allan Rank
Sr. Software Engineer
Allan is a backend engineer at Sustained with over 20 years of experience working in software development at companies like Skype, Microsoft and Twilio. He is based in Tallinn, Estonia
Andrei Birjukov
Sr. Software Engineer
Andrei is a software engineer at Sustained, living and working in Tallinn, Estonia. He cares about designing secure and scalable services, systems and APIs. A long time gearhead and a system software enthusiast, he was formerly an engineering lead at Skype, Microsoft, and Twilio.
Michael Velenko
Co-Founder & CTO
Born and raised in Latvia, Michael has spent his career developing software at scale across Skype, Microsoft and Twilio. Having built and lead product engineering organisations in both the Old World and the New, his passion has always been creating useful things that last.
Carl Olivier
Co-Founder & CEO
Carl's journey in product and engineering began at the turn of the century in Cape Town. After moving to London and having worked at Skype, Microsoft and Twilio with a focus on product, Carl has turned his attention to an area he has a personal passion for, namely leaving things at least a little better than he found them.
