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Elveko and Toplocontrol Are Now Dalsia

PUBLISHED ON November 19, 2025

We are uniting teams, expertise, and processes under the Dalsia brand to offer you a stronger portfolio and even better service.

How Much Heating Cost During the 2024/2025 Season in Five Bulgarian Cities

Dalsia presents summarized data from the balancing statements of its customers for the 2024/2025 heating season in Sofia, Plovdiv, Razgrad, Kozloduy, and Pleven. The comparative information includes annual heat-energy expenses, local price differences, heated residential volume, and household behavior.

Trademark Dalsia

Dalsia OOD is the new trade name that replaced Brunata OOD. The change reflects the natural evolution of the company as a leader in heat accounting and a manufacturer of comprehensive, intelligent energy solutions for heating, cooling and consumption management.

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