Stephen J.DeCosse (Steve)

Partner

Tokyo + 81.3.6800.1819

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Steve DeCosse focuses on public and private cross-border M&A and investments for strategics, trading houses, and private equity firms. His recent outbound experience includes energy, energy storage, offshore wind, oil and gas (O&G), transport and logistics, public-private partnerships (PPPs), solar, grain, water, food, semiconductor, IoT, and autos. His significant inbound experience extends to hospitality and resorts, including integrated resorts (IR), auto parts, solar, energy demand response, digital ad measurement, parking services, and medical devices.

Steve manages anticorruption due diligence and compliance for Japanese companies engaged in outbound M&A or projects. He is a member of the Association of International Petroleum Negotiators.

He is currently involved in an Asia-wide pro bono project focusing on human trafficking in six southeast Asian countries.

Experience

  • JERA acquires minority stake in Formosa 1 offshore wind power projectJones Day advised JERA in the acquisition of a minority stake in the Formosa 1 offshore wind power project, located off the north-western coast of Taiwan.
  • OMRON Nohgata sells 80 percent stake to AdvantechJones Day advised OMRON Corporation in the sale of an 80 percent interest in OMRON Nohgata to Advantech.
  • TDK acquires InvenSense for $1.3 billionJones Day advised TDK Corporation in its $1.3 billion acquisition of InvenSense, Inc.
  • European financial firm acquires fund management company managing alternative energy, water and other fundsJones Day advised a European financial firm in its acquisition of a fund management company managing alternative energy, water and other funds.
  • Macquarie European Infrastructure Fund II sells National Car Parks Limited to consortium of Park24 Co., Ltd. and Development Bank of Japan Inc.Jones Day advised Macquarie European Infrastructure Fund II LP in the sale of 100 percent of its interest in National Car Parks Limited to a consortium of Park24 Co., Ltd. and Development Bank of Japan Inc.
  • Marubeni Corporation sells 50 percent interest in Illinois company engaged in leasing of railroad freight rolling stockJones Day advised Marubeni Corporation on the sale of a 50 percent interest in an Illinois company engaged in the business of leasing railroad freight cars.
  • OMRON acquires SentechJones Day advised OMRON Corporation in connection with the ex-Japan aspects of its acquisition of Sentech Co., Ltd., a manufacturer of industrial cameras.
  • HNA EcoTech Pioneer Acquisition acquires majority stake in Advanced Card Systems Holdings LimitedJones Day advised HNA EcoTech Pioneer Acquisition, an indirect subsidiary of HNA EcoTech Group Co., Ltd., in its acquisition of a 61.39 percent stake in Advanced Card System Holdings Limited ("ACS") for HK$521.8 million (US$67.3 million) and a subsequent mandatory unconditional cash offer of HK$328.2 million (US$42.3 million) to acquire all remaining shares.
  • Japanese company creates cross-border e-commerce platformJones Day advised Itochu Corporation and its affiliate in the establishment of a cross-border e-commerce platform with one of China's largest state-owned enterprises, CITIC Holdings Co. Ltd. and its affiliate.
  • International Automotive Components Group North America sells IAC Japan Co., Ltd.Jones Day advised International Automotive Components Group North America, LLC in its sale by International Automotive Components Group (IAC) of IAC Japan Co., Ltd., IAC's domestic Japan manufacturing business, to Akeel Holdings LLC.
  • Mitsubishi sells 3.4% interest in Strand Minerals (Indonesia) to Pacific MetalsJones Day advised Mitsubishi Corporation (TSE-listed) ("Mitsubishi") in the sale of a 3.4% interest (out of its 33.4% stake) in Strand Minerals (Indonesia) Pte Ltd. ("Strand") to Pacific Metals Co., Ltd. (TSE-listed) ("Pamco").
  • Orocobre Limited secures AUD$361 million funding through private placement and underwritten accelerated entitlement offerJones Day represented Orocobre Limited, a leading lithium chemicals producer, in connection with its AUD$361 million capital raising, comprising of a AUD$282 million private placement to Toyota Tsusho Corporation and an underwritten entitlement offer raising AUD$79 million.
  • Synaptics acquires LCD display driver manufacturer Renesas SP Drivers for JPY48.5 billion (US$475 million)Jones Day advised Synaptics Inc., a leading developer of human interface solutions, in connection with its JPY48.5 billion (US$475 million) definitive agreement to acquire Renesas SP Drivers, Inc., a Japanese joint venture between Renesas Electronics Corporation, Sharp Corporation, and Powerchip Technology Corp., which is the market leader in small and medium-sized LCD driver ICs and provides high performance display drivers to the world's leading consumer device OEMs.
  • XIO acquires Lumenis for approximately $510 million, $14 per share, in cashJones Day advised XIO Group in its acquisition of Lumenis Ltd., the world's largest energy-based medical company for surgical, ophthalmology, and aesthetic applications, for $14 per share in cash, for an aggregate purchase price of approximately $510 million.
  • Quintiles and Quest Diagnostics to form joint venture to provide clinical trials laboratory servicesJones Day is advising Quintiles Transnational Holdings Inc. in its joint venture with Quest Diagnostics Inc. to form a global clinical trials laboratory services business.
  • Mitsubishi participates in uranium exploration projects in MongoliaJones Day advised Mitsubishi Corporation on the creation of a strategic partnership with Areva NC regarding uranium exploration projects in the Provinces of Dornogobi and Sukhbaatar in Mongolia.
  • Tokyo Electron attempts $29 billion merger of equals with Applied MaterialsJones Day represented Tokyo Electron Limited in its proposed $29 billion merger of equals with Applied Materials, Inc., which, if completed, would have created a global innovator in semiconductor and display manufacturing technology based in The Netherlands and dual listed on NASDAQ and the Tokyo Stock Exchange.
  • Omron sells equity interest in Power SystemsJones Day advised Omron Corporation (TSE-listed) in its sale of its equity interest in Power Systems, Ltd., a maker of flexible, slim pack, electrical double layer capacitors, to Ioxus, Inc., a U.S. company in the energy storage business for clean energy, EV, transportation, and other applications.
  • RHJ International sells 100% equity interest in Phoenix Resort to Sega SammyJones Day advised RHJ International SA in connection with its sale of its 100% equity interest in Phoenix Resort K.K., a multi-faceted hotel, resort, and conference complex, to Sega Sammy Inc., a Japanese listed corporation.
  • RHJ International sells its 77.9% ownership of Niles Co. to Valeo for ¥15.4 billion (€135 million)Jones Day advised RHJ International SA in its sale of its 77.9% interest in Niles Co., Ltd., a Japanese auto parts manufacturer, to Valeo SA, a worldwide leader in the interior controls market, for a total cash consideration of ¥15.4 billion (€135 million).
  • Major Japanese energy company invests in solar energy business in U.S.Jones Day advised a major Japanese energy company in its investments in solar energy business in the U.S.
  • Japanese conglomerate with gold and silver mining interests in western U.S. responds to EPA and state environmental agency inquiriesJones Day assisted a Japanese company in responding to inquiries by the U.S. Environmental Protection Agency (EPA) and state environmental authorities regarding a gold/silver mine in the western United States.
  • Major Japanese company bids (subsequently terminated) for a U.S. power company out of a Chapter 11 proceedingJones Day advised a major Japanese company in its bid (subsequently terminated) for a U.S. company in the power turbine business out of a Chapter 11 proceeding.
  • Calgon Carbon acquired by Kuraray for $1.3 billionJones Day advised Calgon Carbon Corporation (NYSE:CCC) in its $1.3 billion all-cash acquisition by Kuraray Co., Ltd. (TSE:3405).
  • American Airlines secures alliance with Japan AirlinesJones Day represented American Airlines, Inc. before antitrust and regulatory agencies in Asia and the U.S. in a successful global effort to retain its multi-year joint business agreement with Japan Airlines, under which JAL will remain within the oneworld alliance.
  • Major Japanese energy company negotiates specialty chemicals supply agreement with a U.S. maker including consideration of future joint venture arrangementsJones Day advised a major Japanese energy company in the negotiation of a specialty chemicals supply agreement with a U.S. maker including consideration of future joint venture arrangements.
  • RHJ International forms joint venture with Mitsubishi Corporation to provide IT consulting servicesJones Day advised RHJ International SA in the negotiation of a joint venture in Japan with Mitsubishi Corporation to provide IT consulting services.
  • AnGes MG enters into collaborative agreement and invests $22.6 million in VicalJones Day advised AnGes MG, Inc. in connection with its purchase of $22.6 million of Common Stock in a private placement by Vical Incorporated.

  • The following represents selected deal experience acquired prior to joining Jones Day.

    Represented Omron Healthcare in its acquisition of Colin Medical Technology Corp. from Carlyle.

    Represented Zeon Corporation, a Japanese chemical conglomerate, in the auction sale of its subsidiary, Biomune Company.

    Represented Amana Group in its US$51 million auction sale of its EU and U.S. subsidiaries to Getty Images, Inc.

    Represented Hitachi, Ltd. in its $2 billion acquisition of IBM's hard disk drive business.

    Represented Japan Air Gases, a joint venture of Air Liquide and BOC, in its joint venture in Japan with Iwatani International to merge their cryogenic equipment manufacturing businesses.

    Represented The Charles Schwab Corporation in its acquisition of CyberCorp, an electronic trading and brokerage firm based in Texas, in a stock for stock transaction valued at approximately $500 million.

    • View All

    November 2019 Jones Day Publications

    Anti-Corruption Regulation Survey of 42 Countries 2019

    April 2018 Jones Day Publications

    Anti-Corruption Regulation Survey of 41 Countries 2017–2018

    August 2017 Commentaries

    Personal Jurisdiction: A New Battlefront in Corporate Criminal Cases

    March 2017 Jones Day Publications

    Anti-Corruption Regulation Survey of Select Countries 2016-2017

    January 2016 Commentaries

    FCPA 2015 Year In Review

    April 2015 Commentaries

    Newly Updated Renewable Energy Program in Algeria

    February 2015 Commentaries

    Japanese Corporate Governance Is Changing with the Adoption of a New Code in 2015

    December 2014 Jones Day Publications

    Anti-Corruption Regulation Survey of Select Countries 2014

    November 2014 Commentaries

    Singapore as Asia's LNG Hub: The Road Ahead

    December 2013 Commentaries

    International Investigations Global Anti-Corruption Summary
    View All

    Speaking Engagements

    • February 2015
      ジョーンズ・デイ メキシコセミナー：石油・ガス・電力産業におけるラウンドワンと新規参入
    • July 2014
      ジョーンズ・デイセミナー：メキシコ　エネルギー投資に関する新展開
    • January 2014
      米国事業買収－外国買主にとっての重要な法律上・実務上の考慮事項（更新版）
    • January 2014
      ジョーンズ・デイセミナー：アフリカ石油・ガスアップデート
    • November 2012
      M&Aセミナー：メキシコにおけるM&A及び合弁事業－主要な考慮事項
    • July 2012
      米国事業買収の基本－外国買主にとっての重要な法律上・実務上の考慮事項
    • April 2012
      M&Aセミナー：ブラジルにおけるM&A及び合弁事業 －主要な考慮事項
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