Harold Callo Sanchez

Harold Callo Sanchez

Associate, Corporate


Harold Callo focuses on cross-border corporate transactions, including mergers and acquisitions and capital markets deals. Mr. Callo’s representations include advising:

  • Atlantica Sustainable Infrastructure plc on its:
    • US$400 million Rule 144A/Regulation S high-yield offering of 4.125% green senior notes due 2028
    • at-the-market (ATM) offering program of up to US$150 million of ordinary shares. Atlantica was the first-ever U.K. company to register an ATM offering program of ordinary shares
  • Borr Drilling Limited on its:
    • SEC-registered follow-on offering of 69.4 million common shares, which raised gross proceeds of US$250 million
    • ATM offering program of up to US$40 million of common shares
  • Himalaya Shipping Ltd. on its US$51.5 million initial public offering of ordinary shares and listing on the NYSE
  • L’Occitane International S.A. on its acquisition of 83% of Sol de Janeiro Holdings, Inc. at an enterprise value of US$450 million
  • Adevinta ASA on its sale of Gumtree UK and Motors.co.uk to a consortium consisting of O3 Industries and Novum Capital
  • Goldman Sachs, as underwriter, on the €400 million initial public offering on Euronext Amsterdam by Hedosophia European Growth, a special purpose acquisition company

Mr. Callo also is experienced in advising clients on SEC reporting requirements and other U.S. securities law matters, and has represented clients such as Atlantica Sustainable Infrastructure plc, Borr Drilling Limited, Himalaya Shipping Ltd and DRDGOLD Limited in such issues.

Prior to joining Skadden, Mr. Callo spent several years practicing at a major Peruvian law firm in Lima and at a leading U.S. law firm in New York.



  • LL.M., New York University School of Law, 2019
  • LL.B., Pontificia Universidad Catolica del Peru, 2011


  • New York
  • Peru


  • Spanish
  • English

Harold Callo Sanchez