The move was prompted by Hydroizomat's plans to focus on the operations related to the design and installation of heat insulation systems at its wholly-owned subsidiary Hydroizomat Engineering, the company said.
Doverie United Holding controls directly and through connected persons a total of 56.04% of the capital of Hydroizomat.
Hydroizomat booked 618,000 leva (316,000 euros) consolidated net profit for 2007, which translates into 0.48 leva earnings per share. The company posted 318,000 leva (162,600 euros) profit for 2006.
The stock of the company was last traded at a price of 9 leva (4.6 euros) per share.