Nina Tsifudina is a Partner in the Sofia office and the head of the firm-wide Employment & Labour Law service line.

Nina focuses on M&A and corporate, as well as employment and labour law. She developed in-depth experience advising clients in the technology, life sciences & healthcare, financial institutions, and automotive & industrials sectors.

She assists clients on a wide range of transactions, in particular cross-border mergers and acquisitions and restructurings. She also represents private equity and venture capital firms on acquisitions, disposals and restructurings, as well as portfolio companies on all corporate matters.

Nina has assisted both local and international clients on all aspects of employment law, including benefits, employee share incentives, workforce restructurings and negotiations with trade unions. She is highly experienced in all employment aspects of multi-jurisdictional transactions and often takes lead in high profile TUPE transactions, share sales and outsourcing/offshoring arrangements of our clients.

Nina is a brilliant business lawyer; she is solution-oriented, with great vision and an amazing business understanding.

I have had the pleasure of collaborating with Nina Tsifudina on several projects, and I am consistently impressed by her professionalism and depth of expertise. She is extremely well-organised and brings precision to every aspect of her work. Her ability to combine creative thinking with practical, commercially sound solutions makes her an invaluable partner in any transaction.

Chambers Europe, 2026 / Legal 500, 2026

RECENT ENGAGEMENTS INCLUDE ADVISING

M&A and Corporate

• ADVENT INTERNATIONAL on: (i) the USD 6.3 billion acquisition and take private deal of Nuvei Corporation; and (ii) the acquisition of TBI Bank, a leading digital challenger bank in Southeast Europe
• UNILEVER, a British multinational fast-moving consumer goods company, on the separation of its ice cream unit, which includes brands like Magnum and Ben & Jerry's, into a standalone business and implementing a significant productivity programme
• UNITED ENERGY GROUP (UEG), a Chinese renewable energy company listed in Hong Kong, on the acquisition of Green Profit EOOD, a developer of a photovoltaic project under construction in southern Bulgaria with a forecasted capacity of 250 MW, for EUR 35.7 million (The acquisition is the largest Chinese investment in Bulgaria to date.)
• KBC BANK on several acquisitions of financial institutions in Bulgaria: (i) the EUR 1,015 million acquisition of Raiffeisenbank Bulgaria from Raiffeisen Bank International (the largest transaction in the Bulgarian banking sector to date); (ii) the EUR 77.7 million acquisition of NN’s pension insurance and life insurance businesses in Bulgaria (one of the largest deals in the domestic insurance sector); (iii) the EUR 610 million acquisition of United Bulgarian Bank (UBB) and Interlease leasing company in Bulgaria from the National Bank of Greece
• TAWAL on the acquisition of the telecommunications tower assets of United Group B.V., consisting of more than 4,800 towers across Bulgaria, Croatia and Slovenia, for EUR 1.2 billion

Employment & Labour Law

• OPEN TEXT COÖPERATIEF, the fourth-largest Canadian software company, on the Bulgarian and Romanian corporate and employment law aspects relating to the divestment of Open Text’s Application Modernization and Connectivity (AMC) business to Rocket Software, a Bain Capital portfolio company, for EUR 2.1 billion
• HCL TECHNOLOGIES, an Indian IT services company, on a retainer basis, including a broad spectrum of labour law services, full support with staff hiring, employee transfers and transitions, update of policies, information and consultation procedures with their trade union, as well as representation in employment litigations .
• RINGCENTRAL, an American provider of cloud-based services, on ongoing employment matters, including onboarding of employees in the context of insourcing; flexible working time, use of AI tool, addressing underperformance and disciplinary measures
• HCL TECHNOLOGIES, an Indian IT services company, on their interactions with the company’s trade union as well as on a variety of ongoing labour law matters, including dismissals, transfers and transitions, update of policies, etc.
• STADA ARZNEIMITTEL, a leading pharmaceuticals manufacturer, on the acquisition of consumer healthcare company Walmark from Mid Europa Partners, including on the post-closing restructuring & integration of employees across eight jurisdictions
• FORSTA (previsouly FocusFision) on labour law matters related to a contemplated carve-out, management changes, employee incentives and restructurings

EDUCATION

2007: University St. Kliment Ohridski, Sofia, Bulgaria, Faculty of Law, LL.M.

PROFESSIONAL AFFILIATION

Sofia Bar Association

LANGUAGES

Bulgarian, English, German