EY-Parthenon works with CEOs and business leaders to shape high-impact M&A strategy and corporate finance decisions. We help organizations evaluate growth opportunities, optimize portfolios, and execute deals with confidence—from strategic diligence and valuation through integration or separation.
Our senior advisors bring investor-grade insight, deep industry experience, and disciplined execution across every stage of the deal lifecycle. Backed by EY’s global network, we help leaders accelerate transformation and deliver measurable value.
Our Solutions
Reimagine your strategy and realize your transformation plans. Select a topic to see more.
M&A Advisory Services
Learn how EY-Parthenon M&A Advisory Services teams can help enable strategic growth through integrated M&As, joint ventures and alliances.
M&A Due Diligence Consulting
Learn how EY-Parthenon M&A Due Diligence Consulting teams can help your business identify value drivers, improve deal structures and mitigate risks.
M&A Integration Consulting
EY-Parthenon M&A Integration Consulting teams can help you integrate assets while preserving value, accelerating synergy realization and minimizing risk.
Transaction Tax, Law and Workforce Advisory Services
Our transaction tax, law and workforce team can help you transform your business and maximize the value of your transactions. Find out more.
Joint Ventures and Alliances
Discover how EY-Parthenon teams can bring a lifecycle approach to joint ventures and alliances. Contact our team to help your business adapt to change.
Supply Chain in M&A Integration and Divestments
Whether it’s an M&A integration or a divestment and separation, a transaction provides a unique opportunity to transform your supply chain. Learn more.
Divestment Strategy and Carve-out Consulting Services
Our divestiture services can help you with portfolio management to improve value from carve-out, spin-off or joint venture. Get in touch today.
M&A Due Diligence Consulting
Learn how EY-Parthenon M&A Due Diligence Consulting teams can help your business identify value drivers, improve deal structures and mitigate risks.
Transaction Tax, Law and Workforce Advisory Services
Our transaction tax, law and workforce team can help you transform your business and maximize the value of your transactions. Find out more.
Cybersecurity Due Diligence in M&A and Divestitures
Discover how our EY-Parthenon M&A cybersecurity teams can help identify vulnerabilities, quantify cyber risks, and manage cybersecurity throughout M&A.
Corporate Finance Consulting
Our Corporate Finance consultants leverage deep financial and capital markets experience to help CFOs drive sustainable value. Learn more.
Capital Allocation Services
Our capital allocation services team can help you objectively assess the alignment of your business strategy to your asset portfolio. Find out how.
Forecasting and Scenario Planning
Strategic Forecasting and Scenario Planning teams can help optimize your business to rapidly make strategic, operational and portfolio decisions.
Valuation, Modeling & Economics Services
Our Valuation, Modeling and Economics services guide you through valuation and business modeling implications to better understand the impact. Learn more.
Fairness Opinion Services
Learn how we can provide an independent fairness opinion to boards and shareholders for buy-side M&A, sell-side divestitures and related-party transactions.
Strategic Case Studies
Our latest thinking
Geostrategic Analysis: November 2026
Read the November 2026 Geostrategic Analysis for our take on geopolitical developments and the impact of these political risks on international business.
How can CEOs turn AI productivity gains into lasting value?
Learn why CEOs are investing in AI, talent and portfolio transformation to convert productivity gains into growth and long-term value.
Transact to transform: How a human focus can unlock deal value
Transactions which have a bold vision, prioritize the workforce and set conditions to navigate hurdles are more likely to transform a business. Learn more.
How artificial intelligence can unlock a new future for infrastructure
To unlock the value of AI and truly transform the infrastructure sector, it must adopt a new mindset, skillset, toolset. Find out how in EY’s new report.
Client success stories
EY-Parthenon advised Oslo Municipality on Romerike Biogassanlegg sale
EY-Parthenon acted as financial and tax advisor to Oslo Municipality on the sale of Romerike Biogassanlegg to Alltec.
EY-Parthenon advised Oslofjord Varme on Drammen Fjernvarme acquisition
EY-Parthenon acted as buy-side M&A and DD advisor to Oslofjord Varme in the acquisition of Å Energi's 50% stake in Drammen Fjernvarme.
EY-Parthenon advises Coop Norge on its cash offer for MatvareExpressen
EY-Parthenon acted as the financial advisor to Coop Norge on its voluntary cash offer for MatvareExpressen.
EY-Parthenon advises Fursetgruppen in the minority sale to NorgesGruppen
EY-Parthenon acted as financial advisor to the shareholders of Fursetgruppen, a leading restaurant group, in the minority sale to NorgesGruppen.
EY-Parthenon advised Sømna Biogass on their capital raise
EY-Parthenon Corporate Finance acted as exclusive financial advisor to the owners of Sømna Biogass on its capital raise to Havila Biogass.
EY-Parthenon advised NIAG in its joint acquisition of Statkraft Varme
EY-Parthenon acted as buy-side M&A advisor to Nordic Infrastructure AG (NIAG) in the acquisition of Statkraft Varme’s bioenergy business.
EY-Parthenon Corporate Finance advised in the sale of Reknes to ECIT
EY-Parthenon Corporate Finance acted as the exclusive financial advisor to the owners of Reknes, a leading waste management software provider, in the sale to ECIT.
EY advises Fourxp in the sale of Kaffebrenneriet to NorgesGruppen
EY acted as financial advisor to the founders of Kaffebrenneriet, a leading coffee chain, in the sale to NorgesGruppen Servicehandel.
EY advises the shareholders of VesselMan in the sale to Marcura
EY acted as financial advisor to the shareholders of VesselMan, a best-of-breed maritime software solution, in the sale to Marcura.
EY advises Delta-p in the merger with Haakon Larsen and Greenerway
EY advises shareholders of Delta-p, Pumpe og Kompressor Systemer in merger with Haakon Larsen and Greenerway to form Shift Energy Holding.
EY advises founders of Nordic Flow on the divestment to Hawk Infinity
The rapidly growing Norwegian pump and flow-solutions specialist has announced its sale to Hawk Infinity, an evergreen investment company.
EY advises shareholders of Adonis in the sale to Bleecker Street Group
EY advises shareholders of Adonis, a leading provider of HR software to the global maritime industry, in the sale to Bleecker Street Group.
EY advised the owners of Vigilo in the sale to EG
EY acted as financial advisor to the owners of Vigilo AS, a leading Norwegian student information system, in the sale to EG
EY advised Axcel-backed tic elkas/Eegholm on its acquisition of Elcor
On June 3rd, it was announced that Axcel-backed tic elkas/Eegholm group has acquired Norwegian electrical panel manufacturer Elcor.
EY advises owners of ETA Norge on its sale to AF Gruppen
EY advises owners of ETA Norge, a leading supplier of bioenergy solutions, on its sale to AF Gruppen, a leading industrial group.
EY advises Hafslund on acquisition of Tonstad wind farm
Hafslund today announced their acquisition of the Tonstad wind farm, a 208 MW operational wind farm in Norway.
EY advises Frigaard Property Group on its sale of Alento to KB Gruppen
EY advises Frigaard Property Group on its sale of Alento, a leading construction company, to KB Gruppen
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