Atanas Mihaylov > Kinstellar > Sofia, Bulgaria > Lawyer Profile

1404 SOFIA

Work Department

Tax; Restructuring & Insolvency; Projects & Infrastructure; Real Estate & Construction; M&A, Corporate Private Equity


Atanas Mihaylov is Counsel and head of Tax and Restructuring & Insolvency in Sofia. He also has vast experience in Real Estate & Construction and M&A & Corporate projects.

Atanas has advised infrastructure clients and international real estate developers on all aspects of their projects, including land acquisition, zoning, planning, engineering, procurement and construction, insurance, permitting, operational agreements, project finance and regulatory matters.

His transactional experience includes structuring real estate acquisitions and disposals and advising on the real estate, regulatory and tax aspects of share-purchase agreements, corporate reorganisations and joint ventures.

He has also successfully advised clients on commercial litigation and arbitration matters. 


He has more than 18 years of experience as a senior legal and tax advisor on some of the country’s most notable infrastructure and real estate development projects as well as M&A transactions.

Prior to joining Kinstellar, Atanas worked in leading international law firms and in Ernst & Young Bulgaria.


Bulgarian, English


Sofia Bar Association


  • 2004 – 2005: Central European University, Budapest, Hungary, LL.M. in International Business Law
  • 2005: Emory University, Atlanta, USA, Certificate in World Law
  • 2003: Institute of Industrial Relations and Management, Sofia, Bulgaria, Certification in Organisation, Management and Accounting of Small and Medium-Sized Firms
  • 1997 – 2002: University St. Kliment Ohridski, Sofia, Bulgaria, Faculty of Law, LL.M.

Lawyer Rankings

Bulgaria > Real estate and construction

Kinstellar has consistently demonstrated its ‘ability to service major and complex real estate transactions’, including advising on three acquisitions by CTP since its entry into the Bulgarian market, including the acquisition of the facilities of the DSV Road and Willie Elbe. Noted for its experience in commercial leases and disputes, the team is led by Antonia Mavrova, who ‘is extremely proficient in all legal aspects of the real estate market’. Managing associate Atanas Mihaylov and ‘truly versatile lawyer’ and counsel Mladen Minev, are key members of the practice.

Bulgaria > Dispute resolution

Following the litigation case against the Meridiam-led consortium that was awarded the concession for Sofia Airport, Kinstellar continues to build on its ‘successful track record’ and has the capability to represent clients in real estate, PPP, energy and insurance disputes. Counsel Mladen Minev co-leads the team alongside Antonia Mavrova, who is engaged by Galleria Burgas in two disputes before the arbitration court of the Bulgarian Chamber of Commerce and Industry. Key contact Atanas Mihaylov has experience representing clients in disputes with the Bulgarian tax authorities.

Bulgaria > Commercial, corporate and M&A

The ‘first class’ team at Kinstellar is well-placed to leverage the expertise of other practice groups across the firm to handle major transactions – often involving a cross-border element – across the pharmaceutical, banking, TMT and energy sectors. Managing partner Diana Dimova, who focuses on M&A and infrastructure projects, jointly leads the practice alongside Nina Tsifudina, who is praised as a ‘great team leader and overall adviser’. Managing associate Atanas Mihaylov has ‘deep knowledge’ in M&A transactions and is a key member of the team.