Fusebox is many

Fusebox consists of talented individuals adamant about a greener future and less energy wasted. Thanks to our long experience and in-house competence we are highly adaptable to the ever-changing situation of the energy market.

Our mission

To empower our partners and their clients with cutting-edge tools to manage energy innovatively and profitably while promoting sustainable practices.

Our vision

To be a global pioneer of innovative energy management solutions.

Sales & Marketing

Aleksandr Sepp

Strategic Partnership Manager

As an educated engineer Aleksandr “Sass” Sepp soon found his career in sales, building new teams and directing new markets in the construction and building sector for 12 years in different European markets. ​

Kristian Lahtinen

Finland Country Manager

More than 20 years of professional sales activities in international companies combined with several years of managing teams and organizations have prepared Kristian to be the Finnish demand response market heart, soul, and also hands.​

Jaan Tiiman

Head of Marketing and PR

Jaan has a marketing career of more than 20 years in a wide range of organizations, investment banks, ad agencies. Working years in energy and software companies prepared him to rise the marketing and PR activities in Fusebox to levels unseen before​.


Tarvo Õng


With more than 11 years of experience in the energy sector and 25+ years in sales and international trade. Tarvo knows the playing field and can easily spot new opportunities in energy markets. He has a successful track record of start-ups from different sectors.

Ahto Pärl


Over 20 years in managerial roles across different industries with over 15 years in corporate finance, retail, and investment banking in the United States and Estonia. Key experiences include Bank of America Merrill Lynch, SEB, Estonian Post (Omniva), Infortar (Tallink), and technology startups.

Dagmar Vlassov

HR Professional

She has a background from Nasdaq and helped grow a start-up like Funderbeam into an international fintech company. Dagmar’s latest position as the Deputy Director of the Estonian governmental start-up “e-Residency” saw her as an innovation catalyst helping to digitalize the company’s services to reach a global audience.


Neeme Takis

Head of Technology

Neeme is the hardware wizard behind the Fusebox’s aggregation solution, helping connect new clients easily to our software platform. His formula for success – decades of experience in hardware and software coupled with a thorough knowledge of the technology sector.

Erik Tamsalu

Development Manager

With a Master’s degree in Electrical Engineering and long experience working in ABB, Erik has a deep understanding of the energy sector and market trends. Today he is busy changing the way the energy system works by developing products and services that will change the world.

Sten Tamberg

Aggregation Manager Nordics

Sten has over a decade of international technical solution engineering experience in the fields of industrial automation, renewables, energy storages, and control systems. Before joining Fusebox he has developed solutions to 14 Fortune 500 companies.

IT and Development

Aleksandr Požidajev

Head of IT

Aleksandr Požidajev (or simply Aleks) has over 10 years of software analysis and planning experience by working as a IT team lead in some of Estonia’s most prominent software companies. Today he is responsible for planning development activities and finding effective solutions for integrating with new energy markets.

Rauno Kaasik

Lead Software Developer

Before joining Fusebox Rauno gathered a decade of software development experience from leading IT companies. Today he can write off to his name the machine learning behind Fusebox’s platform, a task that many a competitors have said that can’t be done.

Energy Markets Analysis

Elis Paas

Energy Markets Expert

With over 15 years of experience as an analyst and 4 years as the Head of Energy Markets in the Estonian TSO company Elering, Elis helps us to map the finest detail of any new energy market.

Not sure if your company can benefit from Fusebox?

Contact us if you are interested in joining the virtual power plant platform. We will get back to you shortly and help you find out your company’s savings and revenue potential free of charge.

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