About us
Through expertise, innovation, and strategic partnerships, we deliver reliable energy solutions across Europe.
Our impact
Energy without borders
Delivering reliable natural gas and electricity solutions across European markets through expertise, strategic partnerships, and sustainable growth.
Sustainable Energy Supply combines deep market knowledge, advanced trading capabilities, and extensive industry experience to deliver reliable and competitive energy solutions. Through active participation in European natural gas and electricity markets, the company applies modern trading practices, data-driven decision-making, and effective risk management strategies to optimize performance and create value for its partners and customers.
Our strategy is focused on sustainable growth, geographic expansion, and supply diversification. By combining short-term market opportunities with long-term contractual relationships, we maintain flexibility while ensuring stability and security of supply. Continuous investment in market intelligence, strategic partnerships, and access to key infrastructure enables us to strengthen our position in the evolving European energy landscape.
Sustainable Energy Supply Ltd. operates across key European energy markets, maintaining a presence in Bulgaria, Romania, Greece, Italy, Serbia, Hungary, Croatia, and North Macedonia. Active participation in multiple natural gas and electricity markets allows the company to optimize cross-border opportunities, enhance supply flexibility, and provide competitive solutions tailored to the needs of its customers. Our regional reach and strong network of partners position us as a trusted participant in the European energy sector.
How we operate
Building trust through
real outcomes
We promise dependable service, clear communication, and measurable results. Our commitment is to meet expectations, solve real problems, and always act in the best interest of our clients.
01
Market Intelligence
Analyzing deeply market trends, pricing benchmarks, and regional energy flows.
02
Supply Acquisition
Securing resources through exchanges, bilateral contracts, LNG and Electricity access.
03
Infrastructure
Managing capacity and working with TSOs: ICGB, Bulgartransgaz, DESFA, SNAM.
04
Customer Delivery
Ensuring reliable energy supply through efficient portfolio and risk management.
Meet the Leadership Team
Driven by visionary industry Leaders
Our Leadership team combines deep market expertise in European and trans-European electricity, natural gas and petroleum products trading, infrastructure access, and financial risk management, our Leadership ensures stable and competitive market operations.
Valentin Zlatev
Vladimir Ustinov
Mitko Petkov
Meet the Team
Consisting of experienced professionals
The team at Sustainable Energy Supply consists of competitive and motivated employees who are professionals in their respective fields and are focused not only on achieving the company’s goals, but also on personal growth and creating the best possible working environment.
Global challenge
Powering European Sustainable Energy Markets
Sustainable Energy Supply is a licensed energy trader operating across seven natural gas markets and three electricity markets in Europe. Through diversified supply sources, advanced trading strategies, and strong regional partnerships, we deliver reliable, competitive, and flexible energy solutions to our customers.
Market Presence
Active participation in 10 energy markets across Bulgaria, Romania, Greece, Italy, Serbia, Hungary, Croatia, and North Macedonia.
Trading Expertise
Combining exchange trading, long-term contracts, and risk management strategies to optimize pricing and supply security.
Energy Security
Diversified supply sources, LNG and Electricity access, and strategic infrastructure partnerships supporting reliable energy delivery.
Partner with Sustainable Energy Supply
Let's discuss tailored Sustainable Energy Supply solutions, flexible pricing structures, and long-term energy partnerships designed to support your objectives.
