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Energy Efficiency Consultant in Sofia
KEO-Zenit OOD is licensed by the Sustainable Energy Development Agency and has more than 15 years of experience in energy efficiency. It offers energy certificates for new and existing…
Listed since 2026 · updated October 2026
KEO-Zenit OOD is licensed by the Sustainable Energy Development Agency and has more than 15 years of experience in energy efficiency. It offers energy certificates for new and existing buildings, energy management systems under ISO 50001:2018, audits, ESG consulting, infrared imaging and solar audits of roofs and land, as well as training for energy managers.
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Solar Company in Varna
Keld Engineering provides design, development and management of energy projects, including photovoltaic plants and energy storage. Its services cover design engineering from early technical analyses to permit-ready designs and construction drawings, as well as...
Oil and Gas Company in Bourgas
INS Petrol trades and delivers fuels for a range of needs. To ensure quality and speed of delivery, the company runs its own specialised vehicles for carrying fuel, including 4 certified vehicles for bunkering ships, and serves clients in the Burgas area and b...
Wind Energy Company in Varna
Long Man Holding is a Bulgarian company that develops renewable energy projects and serves the sector, and presents itself as the only Bulgarian independent operator providing technical and commercial management of wind parks. Its figures for 2025 show 380 MW...
