About Claire Hansen Suni

Claire Suni is a corporate lawyer with over a decade of experience in mergers and acquisitions. Her clients include top-tier strategic and corporate investors, developers, and operators in the renewable energy, sustainability and infrastructure sectors.

Claire handles deals involving investments in solar, wind, biogas, and other energy projects at all stages of development, construction, and operation. She also advises on large carbon removal offtake deals, representing corporate and institutional purchasers of carbon removals directly from the owners and operators of carbon capture and sequestration projects. In addition, her practice includes complex mergers and acquisitions, joint ventures, corporate restructurings and other corporate matters for clients operating in a range of other industries.

Prior to joining Greenberg Traurig, Claire was an attorney at international law firms in New York and Seattle.

Concentrations

•Corporate mergers and acquisitions
•Renewable energy project and portfolio transactions
•Carbon dioxide removals and other sustainability transactions
•Private equity

Recognition & Leadership

Awards & Accolades

•Listed, Stand-Out Lawyers, Thomson Reuters, 2025
•Listed, The Deal, Rising Stars, 2025
•Listed, Best Lawyers: Ones to Watch in America, Mergers and Acquisitions Law, 2024, 2025, 2026
•Listed, The Legal 500 United States, Recommended Lawyer - M&A: middle-market ($500m-999m), 2024

 

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Services

Areas of Law

  • Natural Resources 1
    • Oil and Gas
  • Other 4
    • Energy & Natural Resources
    • Corporate
    • Mergers & Acquisitions
    • Renewable Energy

Practice Details

  • Firm Information
    Position
    Shareholder
    Firm Name
    Greenberg Traurig, LLP
  • Representative Cases & Transactions
    Cases
    Experience: Mergers & Acquisitions: Represented a global technology company in the preparation
    negotiation of contracts for the procurement of carbon dioxide removals from a wide variety of nature-based
    engineered carbon dioxide removal projects in North America, South America, Europe, Africa, Australia,
    Asia.
    Represented Capital Power Corporation in the acquisition from Atlantic Power Corporation of Frederickson Power L.P., the owner of a 50.15% undivided interest in a 250 MW natural gas-fired combined-cycle generating facility in Frederickson, Washington.
    Represented Brookfield Renewable, the listed renewable power company of Brookfield Asset Management, in its $810 million acquisition of a distributed generation development platform comprising 360 MW of operating distributed solar across nearly 600 sites throughout the U.S., with an additional 700 MW under development, from Exelon Generation Company.
    Represented Municipality of Anchorage in the $986 million sale of Municipal Light & Power to Chugach Electric Association, Inc.
    Represented BW Solar in its sale of two early-stage MISO Battery Energy Storage System (BESS) Projects to Spearmint Energy, a renewable energy
    battery energy storage company.
    Represented BW Solar in its sale of twelve New York community solar projects to Catalyze, a clean energy transition company that finances, builds, owns
    operates solar
    battery storage systems.
    Represented Borrego, a leading developer, EPC
    O&M provider to large-scale solar
    energy storage projects throughout the United States, in its spin-off
    sale of its solar
    energy storage development business to ECP, a leading energy transition-focused investor.
    Represented an AI-backed mineral exploration company in the acquisition of certain exploration rights in Arizona
    New Mexico.
    Represented Laird Norton Company in its acquisition of Wetherby Asset Management, creating a new firm with $15 billion in assets under management.
    Represented AGB Nielsen Media Research BV, a global data, measurement,
    analytics company, in its acquisition of TVTY S.A., a leading TV attribution provider
    ad monitoring company based in France.
    Represented Pike Street Capital in the acquisition by portfolio company PumpTech, LLC of Don Pedro Pump, a provider of fluid management systems in California.
    Represented Pike Street Capital in the acquisition by portfolio company PumpTech, LLC of Rockwell Engineering
    Equipment, a provider of pumps
    water management solutions in California
    Nevada
    Represented Pike Street Capital in the acquisition by portfolio company PumpTech, LLC of certain assets from Pump Dynamics, a provider of flow management products, services
    systems to Washington, Oregon
    Arizona.
    Represented Milliman, a global consulting
    actuarial firm, in its acquisition of Torch Insight, a healthcare data
    analytics platform, from Leavitt Partners.
    Represented Milliman its acquisition of SkySail Rx, a pharmacy benefit pricing
    contract management platform.
    Represented Milliman in its acquisition of health technology startup healthIO.
    Represented Milliman its acquisition of Pluritem Health, a clinical data platform.
    Represented Milliman its acquisition of OneRecord, LLC, an insurtech company with risk assessment solutions for life
    health insurers.
    Represented Milliman in the sale of its insurance reserving practice, Arius, to Akur8 SAS
    Akur8, Inc.
    Represented Rich
    Rhine Wholesale, a full-line distribution company, in the sale of its assets to Harbor Foods Group.
    Represented Johnson & Johnson in its sale of Nizoral's EMEA rights to STADA Arzneimittel AG
    LATAM rights to Kramer Laboratories

    APAC rights to Alliance Pharmaceuticals Limited.
    Represented Mitsui in its acquisition of an additional 10% limited partnership interest in Penske Truck Leasing from subsidiaries of GE Capital Global Holdings.
    Represented Mitsui in the sale of Transfreight North America, a wholly-owned subsidiary that provides logistics services primarily to automotive manufacturers, to U.S.-based Penske Logistics.
    Represented Atlas Merchant Capital in its investment in Ascensus, the largest U.S. independent recordkeeping services provider, third-party administrator
    government savings facilitator.
    Represented a global private equity firm in its acquisition of certain interests in a privately held global hedge fund administrator with over $1 trillion in assets under administration.
    Represented NJRetina on the formation of a Strategic Affiliation with NJEye
    Quad-C Management.
    Represented American Securities
    P2 Capital Partners in their $855 million acquisition of Blount International.
    Represented Tribune Media Company in its spin-off of Tribune Publishing Company.
    Represented Theragen, a privately owned medical device company, in its acquisition of Neurotech North America.
    Financial Advisory: Represented Evercore
    J.P. Morgan as Financial Advisors to Akebia Therapeutics in its $1.3 Billion Merger with Keryx Biopharmaceuticals.
    Represented Deutsche Bank as Financial Advisor to Mallinckrodt in its $1.2 billion acquisition of Sucampo Pharmaceuticals.
    Represented Deutsche Bank Securities, as Financial Advisor to Eli Lilly, in Eli Lilly's $8 billion acquisition of Loxo Oncology.
    Represented Deutsche Bank as Financial Advisor to Mallinckrodt in the $1.2 Billion Acquisition of Sucampo Pharmaceuticals.
    Represented Credit Suisse as Financial Advisor to JACK Entertainment in its $780 million sale of JACK Cincinnati Casino
    Turfway Park.
    Represented J.P. Morgan Securities, as Financial Advisor to FS Investment Corporation, in FS Investment Corporation's $8 billion merger with Corporate Capital Trust.
    Represented Guggenheim Securities as Financial Advisor to Menlo Therapeutics in Its Merger with Foamix Pharmaceuticals.
    Represented Guggenheim as Financial Advisor to Corium International in its $504 million Sale to Gurnet Point Capital.
    Capital Markets: Represented TIAA Asset Management, a subsidiary of TIAA, in its offering of $1.0 billion of 2.950% senior notes due 2019
    $1.0 billion of 4.125% senior notes due 2024. The notes financed in part the redemption of the pre-acquisition debt of Nuveen Investments.
    Represented Envision Healthcare, a portfolio company of Clayton, Dubilier & Rice, in its $1.1 billion secondary offering of common stock.
    Represented Clayton, Dubilier & Rice, The Carlyle Group
    Bain Capital as selling shareholders
    HD Supply in the $897 million secondary offering of common stock of HD Supply.
    Represented Envision Healthcare in its offering of $750 million of senior notes.
    Represented Envision Healthcare in its $612 million secondary offering of common stock.
    Represented Clayton, Dubilier & Rice
    The Carlyle Group as selling shareholders
    HD Supply in the $550 million secondary offering of common stock of HD Supply.
    The above representations were h
    led by Ms. Suni prior to her joining Greenberg Traurig, LLP.
  • Additional Links

Experience

  • Bar Admission & Memberships
    Admissions
    2014, New York
    2021, Washington
    Not admitted in OR
    Memberships

    Professional & Community Involvement

    •Member, Washington State Bar Association, 2021-Present
    •Member, American Bar Association, 2014-2020
    •American Bar Association, Vice Chair, Renewable, Alternative and Distributed Energy Resources (RADER) Committee, 2014-2016

  • Education & Certifications
    Law School
    Harvard Law School
    Class of 2013
    J.D.
    Submissions Editor and Primary Editor, Harvard Human Rights Journal; Executive Board, Advocates for Human Rights; Fellow, Chayes International Public Service Fellowship Program
    Other Education
    Harvard School of Public Health
    Class of 2013
    M.P.H.
    Board, Student Alliance for Global Health at Harvard

    University of Washington
    Class of 2005
    B.A.
    magna cum laude; Phi Beta Kappa
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Attorneys FAQs

  • What year was this attorney first admitted to the bar?
    Claire Hansen Suni was admitted in 2014 to the State of New York.
  • Is this attorney admitted to the bar in more than one state?
    Yes, Claire Hansen Suni is admitted to practice in New York and Washington.
  • How many attorneys are in this law firm?
    Greenberg Traurig, LLP has 2750 attorneys at this location.
  • What law school did this attorney attend?
    Claire Hansen Suni attended Harvard Law School.
  • What year was this attorney's law firm established?
    Greenberg Traurig, LLP was established in 1967.