Isle of Man-registered Black Sea Property, a company involved in property development, financing, and sales in Bulgaria, has recently announced a significant acquisition. They have signed an agreement to acquire 98.27% ownership of the Bulgarian hotel operator, Grand Hotel Varna, for approximately €28 million. The deal is to be finalized by October 30th. It aims to bolster Black Sea Property's investments in the hospitality sector.

In March 2023, the Delta Planet Mall retail centre, located in Varna, Bulgaria, inaugurated an innovative photovoltaic solar installation. The investment of nearly €500,000 (BGN 1 million) covers the construction of 1,029 solar panels with a total capacity of 556 kW.

Bulgaria-based insurance company DZI, part of Belgium's KBC Group, has acquired Mall Varna, an office building located in Varna, Bulgaria. The seller was Hidrostroy, a local company. The transaction price has not been disclosed.

In the next two years Delta Holding plans to invest €600 million in real estate projects in Serbia, Bosnia and Herzegovina and Bulgaria.

Delta Holding subsidiary Delta Real Estate, in cooperation with AP investments, has finalised the acquisition of a shopping mall in Varna, Bulgaria. The project is worth €120 million and it will be completed in May 2018.