Rankings
Awarded leading firm in Global 2026
Ranked Departments:
Ranked Individuals:
Overview
Provided by IMPACTA LAW
Managing Partner: Dr. Oleksiy Feliv
Number of partners: 13
Number of lawyers: 50+
Languages: English, Ukrainian, French, German, Spanish, Dutch, Turkish
IMPACTA LAW (formerly INTEGRITES) is a full-service Ukrainian firm built for complex cross-practice work spanning sophisticated cross-border transactions, high-value disputes and investigations, as well as long-term advisory mandates.
With over 20 years of market experience under the INTEGRITES brand name, IMPACTA LAW brings together the strong team of top-tier lawyers who are the acclaimed experts in their respective practices. The firm is set to deliver legal work in a way that reflects modern business expectations: fast, coordinated, commercially informed and grounded in deep local insight.
As a strategic legal partner, IMPACTA LAW is aimed at providing international investors and large Ukrainian businesses with the clarity and legal direction needed to enter and operate in Ukraine. Particularly, our expertise is focused on sectors critical to the country’s economic resilience and longer-term development.
IMPACTA LAW operates from Ukraine, maintains a contact office in Germany, and operates German and French foreign desks to provide clients with the legal support which is tailored to their needs by experts that speak the local language. We ensure comprehensive support for foreign individuals and enterprises wishing to develop their business in Ukraine, and for local clients seeking solutions to legal issues related to foreign jurisdictions.
Practiсes
- Antitrust & Competition
- Banking & Finance
- Sanctions, Investigations & Asset Recovery
- Corporate and M&A
- Cross-Border Litigation
- Domestic Litigation
- Intellectual Property
- International Arbitration
- International Trade
- Labour & Employment
- Private Clients
- Public Advocacy
- Real Estate & Construction
- Tax & Customs
- White-Collar Crimes
Over recent years, the firm has received recognition from the leading international legal awards and directories for client service, innovation and social impact:
- Chambers Europe Awards:
- Shortlisted in the DEI and Pro Bono in 2025
- The Lawyer European Awards:
- Winner of the Best Pro Bono Initiative 2025
- Shortlisted as Law Firm of the Year: Ukraine and European Finance Team 2025
- Commended as Law Firm of the Year: Ukraine and European Finance Team 2024
- Shortlisted as European Litigation Team 2024
- Commended as the European Managing Partner of the Year 2023
- The Legal 500 Green Guide EMEA:
- Recognised for leadership in climate change and sustainability matters 2024
Ranked Offices
Provided by IMPACTA LAW
Ukraine - Head office
Kyiv City Municipality
BC Senator, 13th Floor, 32/2 Kniaziv Ostrozkykh Street, , Kyiv, Kyiv City Municipality, Ukraine, 01010, Kyiv
Ranked Departments
Ranked Individuals
Articles, highlights and press releases
176 items provided by IMPACTA LAW
INTEGRITES Becomes Pro Bono Legal Partner to EBA Industrial Ecology Committee
INTEGRITES has been selected as Pro Bono Legal Partner to the EBA Industrial Ecology and Sustainable Development Committee, advising on draft legislation, regulatory initiatives and green policy issues affecting metallurgical, construction and agricultural sectors
Yurydychna Gazeta Recognizes INTEGRITES as Top-Tier Firm in Ukraine in 2025
INTEGRITES was named among Ukraine’s top law firms in the 2025 Market Leaders ranking, with Dr. Oleksiy Feliv in the top-20 firm leaders and multiple practices recognised across core legal areas
INTEGRITES Joins Diia.City Union as Legal Partner
INTEGRITES has become legal partner of Diia.City Union, supporting over 240 tech companies with expertise on regulation, compliance and digital innovation, and helping shape future legal and policy frameworks for Ukraine’s IT industry
Krystyna Khripkova Re-elected to the Board of the ICAL Alumni Association
Krystyna Khripkova has been re-elected to the ICAL Alumni Association Board for 2025–2027. She plans to expand mentorship, improve alumni resources and strengthen international networking in support of ICAL students and graduates
Illya Tkachuk Elected to the Board of the Ukrainian Bar Association
Illya Tkachuk has been elected to the Board of the Ukrainian Bar Association for 2025–2027, recognising his work on corporate governance reforms and investor protection. He leads M&A and corporate practice at INTEGRITES and heads the firm’s French Desk
INTEGRITES Supports the Publication of The White Book on Investment in Ukraine by Business France
INTEGRITES supported Business France in preparing and presenting a White Book on investment opportunities and challenges in Ukraine. The report analyses market trends and offers recommendations for investors. The project was led by the firm’s French Desk
INTEGRITES Becomes Legal Partner of the European Business Association’s Energy Committee
INTEGRITES has been selected as pro bono legal partner to the EBA Energy Committee, supporting regulatory dialogue and sustainable development in Ukraine’s energy sector and assisting member companies with legal and sectoral matters
INTEGRITES Initiates Antidumping Investigation to Protect Ukrainian Electric Water Heater Producers
INTEGRITES initiated an antidumping investigation into Chinese electric storage water heaters, preparing evidence for Ukratlantik and Hydroprom. The Ministry of Economy and Interdepartmental Commission launched the case, confirming injury to domestic producers and risks from rising dumped imports
INTEGRITES to advise the Supervisory Board of NPC Ukrenergo
INTEGRITES will advise Ukrenergo’s supervisory board and committees following a Prozorro tender, covering corporate, employment, regulatory, contract and energy law, as well as governance and compliance
US-Ukraine Investment Fund Officially Launched to Support Reconstruction
Official launch of the U.S.–Ukraine Reconstruction Investment Fund to support strategic projects in natural resources, oil and gas, seaports and infrastructure. The Fund holds preferential investment and offtake rights, but practical impact remains unclear pending disclosure of partnership terms
Ukraine initiates anti-dumping investigation against imports of cables and wires
Initiated antidumping probe into imports of high-voltage cable products from Azerbaijan, Uzbekistan and Turkey after complaint by Pivdenkabel. Interested parties have 30 days to register and 60 days to submit comments to the Ministry of Economy
More effective and attractive framework for renewable energy development with new draft law
Draft law extends support to 2034, cuts quotas and security costs, adds storage incentives, and eases commissioning rules for renewables auctions. It also tightens 12-month validity, transfer and reciprocity rules for guarantees of origin
Changes in FX Regulation: the NBU Introduces Incentivizing Currency Liberalisation
NBU Resolution No. 53 eases some FX rules (investment limits, DSRA access, higher card limits, broader fee payments) while tightening import supervision to curb circumvention
On the verge of major changes: expanded state authority over Ukraine’s energy system
Draft law expands state control over electricity supply security, giving the Ministry of Energy broad supervisory powers. All producers, including RES, face stricter maintenance rules, inspections and higher penalties, increasing compliance risks
Establishment of the US-Ukraine Reconstruction Investment Fund: Impact on the Business
Ukraine and the US will create a Reconstruction Investment Fund to invest in strategic minerals and major PPP infrastructure projects. Preferential rights are envisaged, but details depend on a forthcoming limited partnership agreement and legislative changes
More mechanisms to stimulate the distributed generation development
The Law 4213-IX, effective 9 February 2025, facilitates private investment in distributed generation on state and municipal sites, expands prosumer status, and introduces BOT-type PPPs for installing renewables and energy storage
INTEGRITES Strengthens Leadership in AmCham Ukraine with Three New Committee Co-Chair Appointments
INTEGRITES has strengthened its presence in AmCham Ukraine, as three lawyers were elected Co-Chairs in Infrastructure, Human Capital, and Hospitality & Tourism Committees. The firm will support legal reforms, PPPs, labour law adaptation, and sectoral development in Ukraine amidst wartime challenges
INTEGRITES advises Terwin on USD 700m nationwide logistics investment project
INTEGRITES advises Terwin Group on corporate structuring, taxation, financing, war-risk insurance and foreign investment protection for a USD 700m national logistics network project in Ukraine
INTEGRITES advises Wärtsilä on public financing for a municipal energy project in Chernihiv
INTEGRITES supported Wärtsilä Finland OY and Chernihiv’s Teplokomunenerho in applying for FUIF financing to build high-efficiency cogeneration plants using Finnish equipment. The team coordinated application materials to advance resilient local heat and power supply
INTEGRITES Defends Leading Turkish HVAC Producer in Ukraine Antidumping Investigation
INTEGRITES advised two Elginkan Group companies in an antidumping case on radiator imports from Turkey and China. The team prepared filings, arguments and represented clients at hearings, aiming to minimise or defer duties to maintain supplies in Ukraine
“White Business Club”: Bona Fide Taxpayer List Published
Ukraine launched a quarterly list of bona fide taxpayers. Companies with timely tax payments, clean reporting, stable payroll and no sanctions get fewer audits, faster VAT refunds, priority tax rulings and a dedicated compliance manager
Ukraine’s Financial Market: Resilience, Investment, and Capital Markets Revival
Despite war, Ukraine’s financial market stayed stable in 2024 thanks to major donor funding, war-risk insurance mechanisms, and sovereign debt deals. New Eurobonds, private bond issues, and updated corporate bond rules revived capital markets, though Ukrenergo’s default showed ongoing risk
The National Bank of Ukraine to regulate the use of cloud technologies by financial institutions
NBU proposes rules for cloud use by financial institutions: mandatory security certification for providers, multi-cloud allowed, strict continuity plans, risk assessment, and notification to NBU. Cross-border data location and sanctions limits remain key compliance issues
Criminal liability for violation of Ukrainian sanctions
Ukraine plans criminal liability for violating or bypassing sanctions. Draft law introduces fines up to UAH 2 million, imprisonment up to 10 years, seizure of assets and penalties for legal entities. Actions to hide ownership or transfer assets of sanctioned persons will be punishable
Changes to Diia City Taxation and Legislation for IT and Digital Economy (from 2025)
Tax changes for Diia City from Jan 2025: 5% PIT and reduced USC for new residents, clearer transitional rules, charitable exemptions, simplified gig-contract documentation, and restrictions for companies linked to aggressor-state shareholders
Registering Damage from Russian Aggression: New Corporate Claim Categories for Business in Ukraine
Ukraine’s RD4U expanded claim categories, allowing individuals, the state, and businesses to file war-damage claims via Diia. New options cover asset loss, non-residential property, business relocation, loss of control in occupied areas, and profit loss documentation
Ukraine Introduces Law on Cancellation of Retroactive Increase of Taxes
Ukraine postponed the military tax increase for unified taxpayers, introduced exemptions for small entrepreneurs, mobilised self-employed and those in combat zones, and cancelled penalties for CFC violations during martial law if obligations are fulfilled within six months after it ends
Finland-Ukraine Investment Facility (FUIF) Introduced to Support Public Sector Projects in Ukraine
Finland launching the €50m FUIF credit line in early 2025 to support Ukrainian public sector projects aligned with SDGs and requiring at least 33% Finnish content
INTEGRITES Establishes Military Law Practice
INTEGRITES launched a Military Law Practice advising service members, veterans, families and military units on social security, court defense, mobilisation and humanitarian aid matters
INTEGRITES Recognised in GAR 100 for Sixth Consecutive Year
INTEGRITES is listed in GAR 100 for 2025 for the sixth year running. The firm’s arbitration team, led by Olena Perepelynska, continues to earn top rankings across Chambers, Legal500 and Lexology, reflecting sustained market leadership in international arbitration.
INTEGRITES Becomes Pro Bono Legal Partner to EBA Industrial Ecology Committee
INTEGRITES has been selected as Pro Bono Legal Partner to the EBA Industrial Ecology and Sustainable Development Committee, advising on draft legislation, regulatory initiatives and green policy issues affecting metallurgical, construction and agricultural sectors
Yurydychna Gazeta Recognizes INTEGRITES as Top-Tier Firm in Ukraine in 2025
INTEGRITES was named among Ukraine’s top law firms in the 2025 Market Leaders ranking, with Dr. Oleksiy Feliv in the top-20 firm leaders and multiple practices recognised across core legal areas
INTEGRITES Joins Diia.City Union as Legal Partner
INTEGRITES has become legal partner of Diia.City Union, supporting over 240 tech companies with expertise on regulation, compliance and digital innovation, and helping shape future legal and policy frameworks for Ukraine’s IT industry
Krystyna Khripkova Re-elected to the Board of the ICAL Alumni Association
Krystyna Khripkova has been re-elected to the ICAL Alumni Association Board for 2025–2027. She plans to expand mentorship, improve alumni resources and strengthen international networking in support of ICAL students and graduates
Illya Tkachuk Elected to the Board of the Ukrainian Bar Association
Illya Tkachuk has been elected to the Board of the Ukrainian Bar Association for 2025–2027, recognising his work on corporate governance reforms and investor protection. He leads M&A and corporate practice at INTEGRITES and heads the firm’s French Desk
INTEGRITES Supports the Publication of The White Book on Investment in Ukraine by Business France
INTEGRITES supported Business France in preparing and presenting a White Book on investment opportunities and challenges in Ukraine. The report analyses market trends and offers recommendations for investors. The project was led by the firm’s French Desk
INTEGRITES Becomes Legal Partner of the European Business Association’s Energy Committee
INTEGRITES has been selected as pro bono legal partner to the EBA Energy Committee, supporting regulatory dialogue and sustainable development in Ukraine’s energy sector and assisting member companies with legal and sectoral matters
INTEGRITES Initiates Antidumping Investigation to Protect Ukrainian Electric Water Heater Producers
INTEGRITES initiated an antidumping investigation into Chinese electric storage water heaters, preparing evidence for Ukratlantik and Hydroprom. The Ministry of Economy and Interdepartmental Commission launched the case, confirming injury to domestic producers and risks from rising dumped imports
INTEGRITES to advise the Supervisory Board of NPC Ukrenergo
INTEGRITES will advise Ukrenergo’s supervisory board and committees following a Prozorro tender, covering corporate, employment, regulatory, contract and energy law, as well as governance and compliance
US-Ukraine Investment Fund Officially Launched to Support Reconstruction
Official launch of the U.S.–Ukraine Reconstruction Investment Fund to support strategic projects in natural resources, oil and gas, seaports and infrastructure. The Fund holds preferential investment and offtake rights, but practical impact remains unclear pending disclosure of partnership terms
Ukraine initiates anti-dumping investigation against imports of cables and wires
Initiated antidumping probe into imports of high-voltage cable products from Azerbaijan, Uzbekistan and Turkey after complaint by Pivdenkabel. Interested parties have 30 days to register and 60 days to submit comments to the Ministry of Economy
More effective and attractive framework for renewable energy development with new draft law
Draft law extends support to 2034, cuts quotas and security costs, adds storage incentives, and eases commissioning rules for renewables auctions. It also tightens 12-month validity, transfer and reciprocity rules for guarantees of origin
Changes in FX Regulation: the NBU Introduces Incentivizing Currency Liberalisation
NBU Resolution No. 53 eases some FX rules (investment limits, DSRA access, higher card limits, broader fee payments) while tightening import supervision to curb circumvention
On the verge of major changes: expanded state authority over Ukraine’s energy system
Draft law expands state control over electricity supply security, giving the Ministry of Energy broad supervisory powers. All producers, including RES, face stricter maintenance rules, inspections and higher penalties, increasing compliance risks
Establishment of the US-Ukraine Reconstruction Investment Fund: Impact on the Business
Ukraine and the US will create a Reconstruction Investment Fund to invest in strategic minerals and major PPP infrastructure projects. Preferential rights are envisaged, but details depend on a forthcoming limited partnership agreement and legislative changes
More mechanisms to stimulate the distributed generation development
The Law 4213-IX, effective 9 February 2025, facilitates private investment in distributed generation on state and municipal sites, expands prosumer status, and introduces BOT-type PPPs for installing renewables and energy storage
INTEGRITES Strengthens Leadership in AmCham Ukraine with Three New Committee Co-Chair Appointments
INTEGRITES has strengthened its presence in AmCham Ukraine, as three lawyers were elected Co-Chairs in Infrastructure, Human Capital, and Hospitality & Tourism Committees. The firm will support legal reforms, PPPs, labour law adaptation, and sectoral development in Ukraine amidst wartime challenges
INTEGRITES advises Terwin on USD 700m nationwide logistics investment project
INTEGRITES advises Terwin Group on corporate structuring, taxation, financing, war-risk insurance and foreign investment protection for a USD 700m national logistics network project in Ukraine
INTEGRITES advises Wärtsilä on public financing for a municipal energy project in Chernihiv
INTEGRITES supported Wärtsilä Finland OY and Chernihiv’s Teplokomunenerho in applying for FUIF financing to build high-efficiency cogeneration plants using Finnish equipment. The team coordinated application materials to advance resilient local heat and power supply
INTEGRITES Defends Leading Turkish HVAC Producer in Ukraine Antidumping Investigation
INTEGRITES advised two Elginkan Group companies in an antidumping case on radiator imports from Turkey and China. The team prepared filings, arguments and represented clients at hearings, aiming to minimise or defer duties to maintain supplies in Ukraine
“White Business Club”: Bona Fide Taxpayer List Published
Ukraine launched a quarterly list of bona fide taxpayers. Companies with timely tax payments, clean reporting, stable payroll and no sanctions get fewer audits, faster VAT refunds, priority tax rulings and a dedicated compliance manager
Ukraine’s Financial Market: Resilience, Investment, and Capital Markets Revival
Despite war, Ukraine’s financial market stayed stable in 2024 thanks to major donor funding, war-risk insurance mechanisms, and sovereign debt deals. New Eurobonds, private bond issues, and updated corporate bond rules revived capital markets, though Ukrenergo’s default showed ongoing risk
The National Bank of Ukraine to regulate the use of cloud technologies by financial institutions
NBU proposes rules for cloud use by financial institutions: mandatory security certification for providers, multi-cloud allowed, strict continuity plans, risk assessment, and notification to NBU. Cross-border data location and sanctions limits remain key compliance issues
Criminal liability for violation of Ukrainian sanctions
Ukraine plans criminal liability for violating or bypassing sanctions. Draft law introduces fines up to UAH 2 million, imprisonment up to 10 years, seizure of assets and penalties for legal entities. Actions to hide ownership or transfer assets of sanctioned persons will be punishable
Changes to Diia City Taxation and Legislation for IT and Digital Economy (from 2025)
Tax changes for Diia City from Jan 2025: 5% PIT and reduced USC for new residents, clearer transitional rules, charitable exemptions, simplified gig-contract documentation, and restrictions for companies linked to aggressor-state shareholders
Registering Damage from Russian Aggression: New Corporate Claim Categories for Business in Ukraine
Ukraine’s RD4U expanded claim categories, allowing individuals, the state, and businesses to file war-damage claims via Diia. New options cover asset loss, non-residential property, business relocation, loss of control in occupied areas, and profit loss documentation
Ukraine Introduces Law on Cancellation of Retroactive Increase of Taxes
Ukraine postponed the military tax increase for unified taxpayers, introduced exemptions for small entrepreneurs, mobilised self-employed and those in combat zones, and cancelled penalties for CFC violations during martial law if obligations are fulfilled within six months after it ends
Finland-Ukraine Investment Facility (FUIF) Introduced to Support Public Sector Projects in Ukraine
Finland launching the €50m FUIF credit line in early 2025 to support Ukrainian public sector projects aligned with SDGs and requiring at least 33% Finnish content
INTEGRITES Establishes Military Law Practice
INTEGRITES launched a Military Law Practice advising service members, veterans, families and military units on social security, court defense, mobilisation and humanitarian aid matters
INTEGRITES Recognised in GAR 100 for Sixth Consecutive Year
INTEGRITES is listed in GAR 100 for 2025 for the sixth year running. The firm’s arbitration team, led by Olena Perepelynska, continues to earn top rankings across Chambers, Legal500 and Lexology, reflecting sustained market leadership in international arbitration.
