Sullivan & Cromwell LLP Logo
  • Home
  • Lawyers
  • Practices
  • Insights
  • About
  • Careers
  • Alumni
  • Twitter icon
  • LinkedIn icon
  •  icon
  • Podcasts icon
© 2025 Sullivan & Cromwell LLP
    • Home
    • Lawyers
    • Practices
    • Insights
    • About
    • Careers
    • Alumni
    Home /  Lawyers /  Costanza Posarelli

    Costanza Posarelli

    European Counsel

    Costanza Posarelli Headshot Photo Portrait backdrop

    London

    +44-20-7959-8900

    |

    posarellic@sullcrom.com

    Email vCard

    Costanza Posarelli is a European counsel in S&C’s General Practice group. She has experience in a broad range of practice areas including mergers and acquisitions and equity and debt capital markets. Costanza’s practice also involves advising on ongoing public company matters such as SEC compliance and corporate governance as well as other corporate matters. Costanza has advised clients across a range of industries, including consumer & retail, automotive, luxury, financial services, insurance and energy. She is New York-qualified and joined the firm in September 2016.

    Costanza is a member of the Firm’s Diversity Committee.

    Read More

    Spotlight

    S&C Advises Rhône Capital in $1.1 Billion Fogo de Chão’s Sale to Bain Capital

    Read More
    • Experience
    • News
    • Publications, Videos and Podcasts
    • Credentials
    • Related Practices
    Experience

    Experience

    • Nomura in connection with is equity investment into Prismic Life Re
    • Allianz in its $1.25 billion offering of Tier 2 Fixed Rate notes
    • Goldman Sachs Bank Europe SE, as financial adviser to:
      • TIM S.p.A. in connection with the acquisition of TIM’s subsidiary Telecom Italia Sparkle S.p.A. by the Italian Ministry of Economy and Finance and Retelit, which values Sparkle at €700 million
      • Prysmian S.p.A. in its $3.9 billion acquisition of Encore Wire Corporation
      • the independent directors of Tod’s S.p.A. in the voluntary tender offer by an affiliate of L Catterton, acting in concert with the majority shareholders of Tod’s S.p.A., to acquire shares representing 36% of Tod’s S.p.A.’s share capital
      • TIM S.p.A in the €18.8 billion acquisition of TIM’s fixed network assets, including TIM’s entire interest in FiberCop S.p.A., by KKR
    • Rhône Capital and Fogo de Chão in connection with Fogo de Chão’s acquisition by Bain Capital Private Equity for $1.1 billion

    • Saipem in its €2 billion rights offering
    • Ermenegildo Zegna Group in its combination with Investindustrial Acquisition Corp., a SPAC sponsored by investment subsidiaries of Investindustrial VII L.P., pursuant to which Zegna became a public company with an initial enterprise value of $3.2 billion
    • EXOR and PartnerRe in connection with Covéa’s $9 billion proposed purchase of PartnerRe from EXOR
    • Fiat Chrysler Automobiles in its combination with Peugeot S.A. to create Stellantis
    • Ferrari N.V. in its €650 million bond offering
    • Stellantis (formerly Fiat Chrysler Automobiles) on the sale of the Brazilian and Portuguese cast iron components business to Tupy S.A.
    • Stellantis (formerly Fiat Chrysler Automobiles) and Magneti Marelli in the $6.5 billion sale of Magneti Marelli’s automotive components business to KKR portfolio company CK Holdings Co., Ltd.
    • Rhône Group in the sale of its equity interest in Garda World Security Corporation to funds advised by BC Partners and others, in a C$5.2 billion recapitalization
    • Carel Industries S.p.A. in its €270 million IPO 
    • Enel on its $5 billion, $3 billion and $4 billion 144A/Reg S bond offerings
    • The European Investment Bank on its first ever offering of floating rate linked Secured Overnight Financing Rate (SOFR) notes
    Read More
    News

    News

    • S&C Advises Rhône Capital in $1.1 Billion Fogo de Chão’s Sale to Bain Capital

      August 18, 2023
    • S&C Advises Fiat Chrysler Automobiles in $60 Billion Merger with Peugeot

      January 25, 2021
    Read More
    Publications, Videos and Podcasts

    Publications, Videos and Podcasts

    • Carve-Out Transactions in Europe: Key Considerations and Recent Experiences

      Podcasts July 3, 2023
    Read More
    Credentials

    Credentials

    Education

    • Fordham University School of Law, LL.M., 2016
    • LUISS Guido Carli, Laurea Magistrale in Giurisprudenza, 2016

    Bar Admissions

    • New York

    Languages

    • Italian
    Read More
    Related Practices

    Related Practices

    • General Practice
    • Capital Markets
    • Europe
    • Mergers & Acquisitions
    Sullivan & Cromwell LLP Logo

    Sending an e-mail through this web site does not create an attorney-client relationship. You should not send us any information through this web site that you would want treated confidentially.

    Accept
    Sullivan & Cromwell LLP Logo
    • Twitter icon
    • LinkedIn icon
    • RSS Feed icon
    • Podcasts icon
    • Home
    • Contact Us
    • Information Policy Relating to Cookies
    • Privacy Policy
    • California Privacy Policy
    • Website Notice
    • Attorney Advertising Notice
    © 2025 Sullivan & Cromwell LLP