PETERKA & PARTNERS LLC is noted for its cross-border network. Halyna Melnyk has taken a new position as co-leader of the practice from January 2024.

Aequo's tax law department is frequently involved in cross-border transactions, acting for major multinationals on inbound deals, as well as for Ukrainian companies on outbound transactions across the CEE region. Representation in tax audits, investigations, and litigation is a further strength, along with indirect tax and tax-driven restructuring. Denis Lysenko is widely recognised as one of Ukraine’s leading tax practitioners and is adept on both the advisory and contentious sides of the practice. He leads the team, which also includes Vasyl Mishchenko, the day-to-day lead on numerous transactional and advisory matters, and Anna Konovalova, who was promoted to counsel in January 2025.

Widely considered a one-stop-shop for tax advice at the highest level, Asters' team is instructed from the early stages of business transactions by a client base that covers an extensive range of industries. Its tax structuring expertise spans debt and equity securities issuance, lending, security provision, corporate reorganization, M&A, joint ventures, real estate, and project financing. Both international and domestic companies look to the team for the full suite of tax planning services, and the department is also well versed in representation in court in tax cases. For disputes, Larysa Antoshchuk is the lead contact, while the practice head of the advisory side is Constantin Solyar, whose expertise covers Ukrainian general and special tax regimes, direct and indirect taxes, and international taxation. Yurii Dmytrenko is valued counsel to multinational and local businesses and HNWIs on tax planning, and Roman Podzizei assists with advisory, planning, transactional, and investment taxation. Pavlo Shovak is particularly strong on tax issues relating to digital sectors.

Avellum maintains comprehensive coverage of Ukraine’s fluid tax market, assisting its clients with everything from the tax aspects of major transactions or corporate reorganisations, to international tax planning, customs issues, and the range of relevant dispute resolution. Cross-practice projects and multijurisdictional work are standout strengths of the practice, which is led by Vadim Medvedev, well-regarded advisor to multinationals, Ukrainian businesses, and HNWIs. Anton Zaderyholova is the leader of the firm’s private client practice and is frequently engaged in international tax planning, indirect taxation, transfer pricing, succession planning, and tax disputes.

An eclectic client base of multinationals look to Baker McKenzie, Kyiv Office for assistance with international tax planning, as well as transfer pricing, VAT planning, and customs advice. The practice also has a robust offering in contentious tax matters, focusing on administrative dispute resolution but also equipped to handle litigation. At the helm of the practice, Hennadiy Voytsitskyi is a veteran of the Ukrainian law market, advising on global tax planning and structuring, and in contentious matters he has a focus on tax evasion and other criminal matters. Roman Koren has notable expertise in providing advice on wealth management and tax planning to HNWIs. Mariia Tashchi and Ruslan Borodiichuk are more junior contacts to note.

EY Law fields a substantial group, well placed to assist stellar clients across a variety of sectors, with particularly strong representation in energy, IT, manufacturing, and telecoms. The team is sought after by international companies, Ukrainian market leaders, and government entities. It acts on the full scope of tax work, from international tax structuring and transaction support, to tax dispute resolution and compliance. Vladimir Kotenko leads the practice and is a recognised expert across tax research and advisory matters. Transfer pricing and international taxation are among the strengths of Igor Chufarov, and Olga Gorbanovskaya is noted for personal income tax, immigration advisory, and compliance work. Iryna Kalyta is another key name to note for tax disputes.

Impacta Law provides a comprehensive tax offering as part of its assistance to clients through the duration of complex, high-stakes transactions. Both domestic and international companies look to the firm for work ranging from general corporate, transactional, indirect and real estate tax, to customs matters and tax controversies. The department also has a strong private client component. Practice head Viktoriya Fomenko oversees the gamut of matters for the team, excelling in business tax but also acting as lead partner for private client work. For tax litigation, Kostiantyn Kharchenko is an additional key figure, while Vitalii Labadin assists with the majority of matters and is particularly strong in the IT and tech spaces.

Tax specialist KM Partners is a renowned name in tax law, customs, transfer pricing and dispute resolution in Ukraine, and a regular choice of partner for multinationals requiring assistance with Ukrainian tax law. The comprehensive offering spans direct and indirect tax issues, pre- and post-trial procedures, as well as tax litigation. A trio of practitioners share leadership of the department: Alexander Minin, a veteran expert in tax and customs law, who assists with large investment projects, tax structuring and reorganisation projects, as well as precedent-setting court cases; Alexander Shemiatkin, who is particularly well regarded in tax disputes; and Ivan Shynkarenko, whose broad practice spans transfer pricing and customs regulation, investment and foreign economic activity, IP, trade, and distribution matters. Consultancy and planning are key strengths of both Elena Bukuyeva and Inna Taptunova, while at a more junior level, Tetiana Poberezhska is one of a strong group of lawyers.

The Kyiv and Lviv offices of KPMG Law in Ukraine are key locations for the firm’s offering across the CEE region, and its tax lawyers work in conjunction with its specialised audit, legal, deal advisory, and management consulting departments. The tax team caters to a broad selection of multinational companies, as well as HNWIs. M&A support, international taxation, tax disputes, compliance and corporate tax are all in the wheelhouse of the group, which is jointly coordinated by Oksana Olekhova and Oleksandr Boboshko. Olekhova is a tax advisory expert and routinely advises large businesses operating in Ukraine, and Boboshko’s practice has an emphasis on international tax planning, pre-IPO tax diagnostics, and tax compliance. Sergey Popov continues to provide additional senior oversight.

Over a three decade period, PwC Legal has established a sizeable presence at the top end of the tax law market in Ukraine, assisting as part of a ‘one-stop shop’ business law destination. The firm has offices in Kyiv, Lviv and Dnipro, and acts for leading domestic and multinational companies in a wide range of sectors, as well as frequently working with the Ukrainian government to identify tax areas requiring improvements and advocating for tax initiatives relating to major business associations in Ukraine. Oleksiy Katasonov heads the tax, legal and people team, drawing on extensive corporate and business law experience. Olga Trifonova and Kateryna Kislitsyna are the names to note for transfer pricing, and Maksym Dudnyk is a key figure across audits, due diligence, and personal taxation. For tax disputes, Zhanna Brazhnyk is frequently consulted. On the international tax and trade side, Anna Nevmerzhytska and Vita Miroshnychenko are noted. Viktoria Tymoshenko leads on tax reporting and strategy work, and Inna Andrushchenko typically leads on the indirect tax piece.

Tax audits, support on buy-side M&A and financing, and representation in tax litigations have all been fixtures in the recent slate of work taken on by the tax team at Sayenko Kharenko. The firm has strong ties with a number of law firms around the world, bolstering its offering in cross-border work, and its client base includes elite names in the domestic and global agricultural, banking, chemicals, mining, oil and gas, and retail industries, among others. Vitaliy Odzhikovskyy is a tax controversy expert, who also has expertise in international and domestic tax matters, customs and currency regulations. He leads the practice group, which includes Kateryna Utiralova, who was promoted to counsel in February 2025, and Ivan Chopyk, who focuses on personal, corporate and indirect taxation.

ADER HABER makes for a strong choice of counsel in tax audits and tax controversy, and is reliable as an advisor on the tax aspects of insolvencies. The key figures to note are Stanislav Karpov, who is valued by clients for his ‘clear analysis and efficiency’, and Tatiana Daniltseva, who assists clients at all stages, from conducting tax audits to appealing against illegal actions of the tax authorities.

A number of household name multinationals requiring advice on structuring offshore transactions with a Ukrainian element look to Arzinger, a team with extensive experience in international tax matters. It has a particularly strong crop of real estate sector clients and property owners, including private clients. Kateryna Gupalo has a broad litigation practice which includes tax and customs cases, and is one of three lawyers overseeing this area. Alongside her, Nikita Larionov, ‘a rare mix of strategist and litigator’, is an expert in court hearings, as well as in pre-trial settlements of tax and customs disputes. Completing the trio is tax advisor Denys Ersoi, who specialises in international, transactional and private client taxation matters.

CMS Ukraine is one of the busiest component offices of the firm’s Europe-wide offering in tax law, with in-depth experience advising clients on corporate and individual taxes, expertise in VAT, international taxation, and tax structuring, and adept practitioners in the tax disputes space. Ihor Olekhov heads up the practice group and is a business law expert with a focus on complex international finance transactions. The other key contact to note is Viktoriia Stavchuk-Mulundkar, who excels in advising sizeable Ukrainian and international companies on business structuring, tax planning, and legal compliance.

Deloitte & Touche Ukrainian Services Company expertly handles audits and litigation, along with the tax elements of commercial transactions and transfer pricing. Its disputes practice is particularly well versed in precedent-setting cases in Ukraine, and on the advisory side it continues to draw new clients while being retained long-term by major names. Dmytro Pavlenko is an accomplished advisor in the infrastructure arena, among others, and leads the tax group, which also includes Roman Makarchuk, who assists with tax legislation issues, financial and criminal liability for tax offenses, and experienced litigator Mykhailo Koliadintsev.

Dentons' tax team has comprehensive coverage of the practice area, and is equipped to handle the structuring of inbound and outbound investments and financings, openings and liquidations, taxation of NPOs, tax structuring of Ukrainian operations, and general tax planning. The practice continues to add to its client base, which has a distinctly international bent. Igor Davydenko co-heads the practice, drawing on broad knowledge of Ukrainian and international tax law, alongside Valeria Tarasenko, who is equally reliable as counsel in tax disputes as in advisory matters.

The multidisciplinary offering at EUCON Legal Group covers the gamut of tax matters, including transfer pricing, and is noted for its close collaboration with the firm’s Polish office, giving clients continuity in advice across the CEE region. The team has a well regarded tax litigation component and has acted for domestic and international companies in tax disputes, while on the advisory side the team assists a breadth of notable companies and private clients. Yaroslav Romanchuk jointly oversees tax matters and is also the firm’s lead contact across corporate law matters. Fellow practice head Larysa Vrublevska is a reliable choice for tax consulting and planning, transfer pricing, business restructuring, and tax accounting.

Characterised by the three pillars of standalone tax advice, tax litigation, and tax law support for corporate matters, the practice at Ilyashev & Partners is often instructed on cross-border tax matters involving CEE countries. The industrial, agricultural, and technology sectors are all well represented in the team’s client base, and advice to NGOs is a particular strength. Practice head Ivan Maryniuk is an expert in providing tax planning for foreign investment projects in Ukraine. Among the group regularly involved in tax matters are experienced litigator Roman Marchenko; international trade and customs advisor Olena Omelchenko; and Dmytro Lazebnyi, who focuses on tax litigation at the firm’s Kharkiv office.

Kinstellar advises the tax departments of multinational and Ukrainian companies, assisting with the gamut of complex cross-border and local tax issues, as well as resolving tax controversies. The team has strong capacity in international tax and transfer pricing issues, as well as regularly assisting with transactional matters. The practice is jointly headed by Illya Muchnyk, who leads on cross-border M&A transactions, debt and equity financings and major financial restructurings, and Lyudmyla Dzhurylyuk, who focuses on international taxation, transfer pricing and corporate profit tax.

Vasil Kisil & Partners has a broad tax practice which encompasses both advisory and contentious matters, from issues relating to deals and restructuring, to tax litigation and corporate and international tax structuring. Andriy Stelmashchuk is a domestic litigator with strength in tax cases. Stelmashchuk jointly coordinates the practice with Yehor Svidlo, a fellow disputes expert, and Alexander Borodkin, who acts on corporate tax issues and tax restructuring, as well as international tax planning and structuring of high-profile deals.

AMBER Law Company's tax offering has a distinct focus on contentious work, assisting with a variety of disputes against Ukraine’s tax authority. The team has developed a focus on the burgeoning tech sector, in blockchain and cryptocurrency, and has proven expertise in cross-border matters. Semen Khanin leads the department and has a practice focused on dispute resolution. Andriy Valenko and Kateryna Valenko are additional key figures.

The tax practice at Armada acts for both global corporations and notable Ukrainian businesses on the full range of matters, from business-critical tax disputes, to international tax structuring, special tax regimes, and not-for-profit taxation. Practice head Oleksandr Kuznietsov is a specialist in complex tax dispute resolution, cross-border structuring, and regulatory compliance. He is supported by ‘outstanding strategic advisor’ Anastasiia Luuk, who has tax management expertise.

Tax law is a foundational area for Crowe Mikhailenko, which supports clients with international taxation, audits, transactions, and disputes. Over 2024 and 2025, Dmytro Mikhailenko spearheaded a rearrangement of the firm's tax practice group to focus on subdivisions. Petro Krychun joined in June 2025 to lead the international tax team, and Iryna Tretyak , who now leads the domestic tax practice, arrived from a private audit company in October 2024. Previous head of tax departments, Vitaliy Smerdov, left to open First Pro Tax LLC in September 2024.

GOLAW acts for corporate clients, private entities, and international businesses on a variety of matters, from complex tax disputes to international tax structuring. Contentious matters are a particular focus and the team’s slate of work features litigation and a range of pre-trial matters, including audits and out-of-court negotiations. Viktoriia Bublichenko is an expert across tax and commercial matters, and has experience representing clients in litigation. Corporate law partner Sergiy Oberkovych jointly oversees tax matters alongside Bublichenko. At a more junior level, Tetiana Fedorenko is a contact to note.

Commended by clients for its ‘proactive counsel and unparalleled responsiveness’, the tax team at Gramatskiy&Partners is a robust choice for companies seeking advice on compliance, corporate taxation, and indirect taxation. The practice also has an offering to private clients, and sector-wise excels in real estate, construction, finance, hospitality, energy, and IT. Ernest Gramatskiy and Igor Reutov are joint practice heads, who receive support from Ihor Kasianov and Volodymyr Khomenko.

The tax and transfer pricing team at ID Legal Group pairs consultancy and dispute resolution expertise, acting for a variety of notable domestic clients, with a strong presence in the IT sector. Practice heads and co-founders Oleg Dobrovolskyy and Anna Ignatenko are the key contacts; the former is a respected litigator with extensive tax case experience, while the latter is the name to note for transfer pricing, CFCs, and IT sector work.

Founder of Lawv.Law, Mariya Zagryadska, is a draw for clients seeking tax advice, with a particularly strong practice in international taxation, CFC rules, audits, residency matters, and tax planning and structuring. The department boasts a broad range of notable domestic clients. Zagryadska is supported by Helen Krashnevska, who has corporate tax expertise, and Leonid Skryabin, whose focus is tax controversy.

LCF Law Group is well known for its dispute resolution offering and thus is best regarded in the tax arena for contentious matters, though it also regularly assists businesses with their tax structuring, with experience in the retail, agriculture, and real estate markets. Andriy Reun heads the group and leads on the full range of mandates. Ihor Bielitskyi is the additional contact to note.

Whether in the context of large corporate and financing transactions, tax planning to navigate new legislation, or disputes with the tax authorities, Lexwell & Partners acts as trusted advisor to a number of multinationals with Ukrainian operations. Igor Nagai leads the practice group, and Andrei Kolupaev is the other key contact to note; both have strong knowledge of the the mining, real estate, and construction sectors.

Tax law is a core area of practice for Sokolovskyi and Partners Law Firm, and the firm undertakes consulting, dispute resolution and international taxation services for a client base which spans a variety of sectors and includes both domestic and international companies. Vladyslav Sokolovskyi leads the team and is a tax law expert, as well as an experienced advisor in relation to the energy sector. Ivan Balytskyi brings broad experience in disputes, energy and bankruptcies to the group, and Tatiana Lysovets is a seasoned litigator.

Cross-border tax structuring in the fintech, digital assets, e-commerce and online gambling spaces is the standout strength of the team at Stron Legal Services. The practice continues to diversify its international client base, while also assisting Ukrainian companies with tax advice in other jurisdictions. The firm’s managing partner Oleg Derlyuk oversees the practice, and April 2025 saw the promotion to the partnership of the two additional key figures in this area, Kateryna Strukova and Maryna Kheleniuk.

Attorneys association «LBASE» focuses on disputes with the tax authority, covering audits, investigations, and litigation. Vladyslav Zhabskyi leads the department and is a specialist in corporate security, investment protection, dispute resolution, and business regulation in Ukraine. His team includes finance-focused Oleksandr Brovko and Tetiana Vovchuk, who advises on national and international taxation, business tax structuring, and interactions with regulatory authorities.

Dexis Partners stands out for its presence in Ukraine’s IT and tech sectors, and its provision of a robust tax offering to such clients. It has specialist knowledge of the Diia.City tax regime for tech companies, and also acts on tax structuring, restructuring and dispute resolution mandates. From the Lviv office, the team is jointly led by domestic tax specialist Oksana Dankevych, and corporate and international tax lawyer Nataliia Vasylechko.

Pharmaceutical sector clients can rely on the services of Legal Alliance Company in the full array of tax advice, from strategic structuring, to audits and disputes. Practice head Vitalii Savchuk has a strong track record in assisting major Ukrainian and international companies across the pharmaceutical and life sciences spaces. His team includes Yaroslav Furiaka, who has a broad practice for pharmaceutical clients, and tax-focused associate Oleksandr Tsurkan.

For tax matters, Volodymyr Vashchenko is the key contact at dispute resolution boutique VB PARTNERS. He leads on contentious matters arising from additional tax assessments, VAT refund denials, and penalties for delayed invoice registration. The firm’s expertise in white collar crime matters is an advantage for clients requiring assistance with matters which overlap with that area of expertise.

X-ON-X has a focus on business launches and the scaling of operations, with its tax offering playing a key role for Ukrainian companies expanding abroad, as well as international clients seeking advice on the fluid Ukrainian tax law matrix. Oleg Kotliar leads the practice group and has strong professional and legal experience in the finance sector. Viktoriia Kotliar is the other key contact, and has experience assisting companies and HNWIs.