Hannah P. Oster

Hannah Oster advises public and private companies on corporate law matters. She has represented clients in domestic and cross-border mergers, acquisitions, spin-offs, corporate restructurings, and other strategic transactions. In addition, she has experience advising companies on corporate governance matters and shareholder engagement.

Hannah has represented clients in a range of industries, including electric utilities, manufacturing, health care, and technology. Her recent experience includes: FirstEnergy's sale of a 30% equity stake in FirstEnergy Transmission for $3.5 billion; Avient's acquisition of Koninklijke DSM's protective materials business for $1.485 billion; and Cooper Tire & Rubber Company's sale to The Goodyear Tire and Rubber Company for $2.5 billion.

Esperienze

GrafTech announces cooperation agreement with stockholder Nilesh UndaviaJones Day is representing GrafTech International Ltd. (NYSE: EAF) in connection with its cooperation agreement with one of GrafTech’s largest stockholders, Mr. Nilesh Undavia, who owns approximately 6.7% of the Company’s outstanding common stock.

OEConnection acquires PartsTechJones Day advised OEConnection in the acquisition of PartsTech, Inc., an auto parts procurement platform for mechanical repair shops.

Materion sells Large Area Targets site to Reliable Silver CorporationJones Day advised Materion Corporation in the sale of its Large Area Targets site in Albuquerque, New Mexico, to Reliable Silver Corporation.

GrafTech International proxy contest with Nilesh UndaviaJones Day advised GrafTech International Ltd. in its successful proxy contest defense against activist shareholder Nilesh Undavia. GrafTech’s Annual Meeting was held in May 2024.

Société Générale sells Société Générale Equipment Finance's (SGEF) activitiesJones Day is advising Société Générale in the sale of the professional equipment financing businesses operated by Societe Generale Equipment Finance (SGEF) to Groupe BPCE.

FirstEnergy sells $3.5 billion transmission stake to BrookfieldJones Day advised FirstEnergy Corp. in the $3.5 billion sale of an additional 30.0% equity stake in its subsidiary FirstEnergy Transmission (“FET”), the holding company for FirstEnergy’s three regulated electric transmission businesses, to North American Transmission Company II L.P., FirstEnergy’s existing joint venture partner in FET and a controlled investment vehicle entity of Brookfield Infrastructure Partners.

Affinity Partners leads €207 million Series F financing of EGYMJones Day represented Affinity Partners in its acquisition of an interest in EGYM, a global fitness technology and corporate health innovation leader, in a Series F financing of €107 million, with an additional €100 million available for future investments.

Real Alloy sells European business to SpeiraJones Day advised Real Alloy Holding, LLC in the sale of its European aluminum and magnesium recycling operations to Speira GmbH, an affiliate of KPS Capital Partners.

FirstEnergy acquires transmission assets from The Toledo HospitalJones Day represented American Transmission Systems, Inc., an affiliate of Akron-based FirstEnergy Corp., in connection with the acquisition of certain transmission assets from The Toledo Hospital.

FirstEnergy purchases certain transmission assets from BP-Husky Refining LLCJones Day represented FirstEnergy Corp. in connection with the purchase of certain transmission assets from BP-Husky Refining LLC.

Deezer invests to create livestreaming powerhouse as Driift acquires DreamstageJones Day advised Deezer S.A. in its £4 million investment in the merger of Driift and Dreamstage, creating a livestreaming powerhouse.

Avient acquires DSM Protective Materials businessJones Day advised Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable material solutions, in the $1.485 billion acquisition and financing of Koninklijke DSM N.V.’s protective materials business, a leading specialty engineered materials business built around the invention of Dyneema^®, the world’s strongest fiber.

Avient completes $725 million Senior Notes offeringJones Day represented Avient Corporation in connection with a Rule 144A and Regulation S offering of $725 million aggregate principal amount of 7.125% Senior Notes due 2030.

Integrated Power Services acquires Tampa Armature Works, Inc.Jones Day advised Integrated Power Services, the North American leader in service, repair and engineering for power management, electro-mechanical and rotating assets, in its acquisition of Tampa Armature Works, Inc., one of the industry's leading independent power services companies.

FirstEnergy sells $2.4 billion minority transmission stake to BrookfieldJones Day represented FirstEnergy Corp. in its $2.4 billion sale of a 19.9% equity stake in its subsidiary FirstEnergy Transmission, the holding company for FirstEnergy’s three regulated electric transmission businesses.

Riverside invests in PeopleGroveJones Day advised The Riverside Company in the acquisition of PeopleGrove, the leading provider of career mentorship and alumni engagement software for higher education institutions.

EssilorLuxottica and CooperCompanies form joint ventureJones Day advised EssilorLuxottica in the formation of its joint venture, SightGlass Vision, with CooperCompanies for the commercialization of novel spectacle lens technologies to expand the myopia management category.

Confidential flat-rolled steel producer acquires Ferrous Processing and Trading Company for $775 millionJones Day advised a confidential flat-rolled steel producer in the $775 million acquisition of Ferrous Processing and Trading Company (FPT), including certain related entities.

Sotera Health acquires Regulatory Compliance AssociatesJones Day advised Sotera Health in the acquisition of Wisconsin-based Regulatory Compliance Associates, Inc.

Riverside portfolio company acquires PresenceJones Day represented The Riverside Company in connection with the acquisition by portfolio company Modern Campus of Presence, a leading campus engagement and learning platform for higher education institutions.

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