Tannenbaum headshot highres

 

Michael G. Tannenbaum

Partner tannenbaum@thsh.com 212-508-6701 LinkedIn Twitter

Areas of Focus

  • Investment Management
  • Private equity
  • Hedge funds
  • Cross-border transactions
  • US and cross-border taxation
  • Assisting non-US professionals with US law
  • Family office regulation
  • Mediation and arbitration
Tannenbaum headshot highres

Michael G. Tannenbaum

Partner tannenbaum@thsh.com 212-508-6701 LinkedIn Twitter

Areas of Focus

  • Investment Management
  • Private equity
  • Hedge funds
  • Cross-border transactions
  • US and cross-border taxation
  • Assisting non-US professionals with US law
  • Family office regulation
  • Mediation and arbitration
Tannenbaum headshot highres

Michael G. Tannenbaum

Partner tannenbaum@thsh.com 212-508-6701 LinkedIn Twitter

Areas of Focus

  • Investment Management
  • Private equity
  • Hedge funds
  • Cross-border transactions
  • US and cross-border taxation
  • Assisting non-US professionals with US law
  • Family office regulation
  • Mediation and arbitration

Biography

Recognized as one of the top lawyers in the investment management field, Michael Tannenbaum is a multi-faceted business lawyer who advises on:

  • Transactions: Private equity and portfolio M&A
  • Emerging ideas: Venture capital, early stage angel investing and later round financing
  • Investments: Hedge fund, private fund and individual managed accounts
  • Regulatory: SEC and NFA, FINRA, cross-border compliance
  • Wealth management: Family offices, charitable foundations and endowments assistance, governance, investment due diligence, co-investment rights and side letter negotiation
  • US legal: US side of complex cross border matters
  • Dispute resolution: Arbitration and mediation

Michael brings 40 years of experience to each matter. A portion of his work is cross-border, inbound US work from non-US sources such as non-US firms that need US advice for their clients, where we serve as the “US Office” for non-US firms. Another portion of Michael’s work is providing legal guidance to family office and ultra-high-net-worth individuals with regard to their investments. This includes red flag document reviews, due diligence, formation of blockers and side letter and co-investment right negotiation.

Outside of work, Michael founded and is president of Partners in Hearing, Inc., an IRS 501c3 public charity whose mission is to assist children with cochlear implants who are profoundly deaf get the supplemental care they need to be successful in the mainstream. For his pastime, Michael collects Marklin electric trains (HO scale), is sporadically working towards a certificate in horticulture at the NY Botanical Gardens.

Recent experience:

  • Advised a large non US based family office located in Geneva and Singapore with its investment into a US-based technology company in Boston, successfully negotiated complex shareholders rights and various ancillary agreements, with a focus on anti-dilution.
  • Conducted due diligence review of several private equity and venture investments which led to creating efficient tax blockers, negotiating co-investment rights and side letters that were crucial to the investor.
  • Assisted in a complex JAMS mediation and arbitration with regard to placement agent fees allegedly due from a multi-billion dollar investment manager as a result of a successful capital raise.
  • Advised a promising tech start up platform on its angel financing and Series A round financing, including details convertible preferred and warrant term sheet negotiation, document preparation and related advice.
  • Assisted in the formation of cross-border private equity platform, private placement memo and related offering materials, addressing SEC issues and the like.
  • Assisted in a complex and aggressive SEC investigation into the activities of a registered investment manager.
  • Served as Chair of arbitration panel with regard to a complex commodities and futures dispute among numerous NFA members.
  • Serve as Co-Trustee of a substantial trust established to benefit the needs of a family with a special needs child.

NYU Law School (LLM)

New York Law School (J.D.)

Fairleigh Dickinson (B.S.)

  • Partner, Burns Jackson Miller Summit & Jacoby
  • Associate and partner, Miller & Summit
  • Associate, Hellerstein Rosier & Rembar
  • New York
  • United States Supreme Court
  • United States Tax Court
  • United States Court of Appeals for the Second Circuit
  • Chambers and Partners USA Guide: USA-Nationwide, Hedge Funds (2018-2024)
  • Chambers and Partners Global Guide: USA, Hedge Funds (2022-2024)
  • With Intelligence Best Onshore Law Firm - Client Service (2024) - member of department
  • Best Lawyers®, Private Funds / Hedge Funds Law (2007-2025)
  • Super Lawyers® New York Metro Area, Business & Corporate, Securities & Corporate Finance, Estate Planning & Probate (2006-2024)
  • International Who's Who of Private Fund Lawyers
  • Martindale-Hubbell AV Preeminent Rating
  • Forbes List

Professional:

  • American Bar Association (ABA)
  • Vice Chair, ABA Subcommittee on Hedge Funds 2008-2012
  • Board Member and Membership Officer, International Bar Association, Asset Management and Investment Funds Committee
  • New York State Bar Association
  • Hedge Fund Association
  • Connecticut Hedge Fund Association
  • Fellow, Greenwich Roundtable
  • International Bar Association, Organizing Committee and Officer, Globalisation of Investment Funds
Martindale Hubbell
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Publications

News

Recognized as one of the top lawyers in the investment management field, Michael Tannenbaum is a multi-faceted business lawyer who advises on:

  • Transactions: Private equity and portfolio M&A
  • Emerging ideas: Venture capital, early stage angel investing and later round financing
  • Investments: Hedge fund, private fund and individual managed accounts
  • Regulatory: SEC and NFA, FINRA, cross-border compliance
  • Wealth management: Family offices, charitable foundations and endowments assistance, governance, investment due diligence, co-investment rights and side letter negotiation
  • US legal: US side of complex cross border matters
  • Dispute resolution: Arbitration and mediation

Michael brings 40 years of experience to each matter. A portion of his work is cross-border, inbound US work from non-US sources such as non-US firms that need US advice for their clients, where we serve as the “US Office” for non-US firms. Another portion of Michael’s work is providing legal guidance to family office and ultra-high-net-worth individuals with regard to their investments. This includes red flag document reviews, due diligence, formation of blockers and side letter and co-investment right negotiation.

Outside of work, Michael founded and is president of Partners in Hearing, Inc., an IRS 501c3 public charity whose mission is to assist children with cochlear implants who are profoundly deaf get the supplemental care they need to be successful in the mainstream. For his pastime, Michael collects Marklin electric trains (HO scale), is sporadically working towards a certificate in horticulture at the NY Botanical Gardens.

Recent experience:

  • Advised a large non US based family office located in Geneva and Singapore with its investment into a US-based technology company in Boston, successfully negotiated complex shareholders rights and various ancillary agreements, with a focus on anti-dilution.
  • Conducted due diligence review of several private equity and venture investments which led to creating efficient tax blockers, negotiating co-investment rights and side letters that were crucial to the investor.
  • Assisted in a complex JAMS mediation and arbitration with regard to placement agent fees allegedly due from a multi-billion dollar investment manager as a result of a successful capital raise.
  • Advised a promising tech start up platform on its angel financing and Series A round financing, including details convertible preferred and warrant term sheet negotiation, document preparation and related advice.
  • Assisted in the formation of cross-border private equity platform, private placement memo and related offering materials, addressing SEC issues and the like.
  • Assisted in a complex and aggressive SEC investigation into the activities of a registered investment manager.
  • Served as Chair of arbitration panel with regard to a complex commodities and futures dispute among numerous NFA members.
  • Serve as Co-Trustee of a substantial trust established to benefit the needs of a family with a special needs child.

NYU Law School (LLM)

New York Law School (J.D.)

Fairleigh Dickinson (B.S.)

  • Partner, Burns Jackson Miller Summit & Jacoby
  • Associate and partner, Miller & Summit
  • Associate, Hellerstein Rosier & Rembar
  • New York
  • United States Supreme Court
  • United States Tax Court
  • United States Court of Appeals for the Second Circuit
  • Chambers and Partners USA Guide: USA-Nationwide, Hedge Funds (2018-2024)
  • Chambers and Partners Global Guide: USA, Hedge Funds (2022-2024)
  • With Intelligence Best Onshore Law Firm - Client Service (2024) - member of department
  • Best Lawyers®, Private Funds / Hedge Funds Law (2007-2025)
  • Super Lawyers® New York Metro Area, Business & Corporate, Securities & Corporate Finance, Estate Planning & Probate (2006-2024)
  • International Who's Who of Private Fund Lawyers
  • Martindale-Hubbell AV Preeminent Rating
  • Forbes List

Professional:

  • American Bar Association (ABA)
  • Vice Chair, ABA Subcommittee on Hedge Funds 2008-2012
  • Board Member and Membership Officer, International Bar Association, Asset Management and Investment Funds Committee
  • New York State Bar Association
  • Hedge Fund Association
  • Connecticut Hedge Fund Association
  • Fellow, Greenwich Roundtable
  • International Bar Association, Organizing Committee and Officer, Globalisation of Investment Funds
Martindale Hubbell
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