Sean Montgomery, an associate in the firm’s Technology & Life Sciences group, represents start-ups and emerging growth companies throughout their entire corporate life cycle, guiding clients through corporate formations, corporate and securities law issues, venture capital financings, and mergers and acquisitions. He joined Goodwin in 2015.

Areas of Practice
Domaines D’Expertise





Mr. Montgomery has advised on the following transactions:

Representative Matters



Mergers and Acquisitions
  • Guidewire Software (NYSE: GWRE) in connection with its acquisition of Cyence for $275 million
  • Semantic Machines in connection with its acquisition by Microsoft (NASDAQ: MSFT) for an undisclosed amount
  • Fitbit (NASDAQ: FIT) in connection with its acquisition of Twine Health for an undisclosed amount
  • Escher Reality in connection with its acquisition by Niantic for an undisclosed amount
  • Singapore Telecommunications Limited/Amobee in its acquisition of Turn for $310 million
  • Lifefyre in connection with its acquisition by Adobe (NASDAQ: ADBE) for an undisclosed amount
  • mBlox in connection with its acquisition by CLX Communications (SLO: CTX) for $117 million
Venture Capital
  • Segment in connection with its $64 million Series C financing
  • Poshmark in connection with venture capital financings raising an aggregate of approximately $113 million
  • Engagio in connection with its $22 million Series B financing
  • Accel Partners, August Capital, Ribbit Capital, Uncork Capital, DFJ Venture Capital, and Crosslink Capital in numerous venture capital investments
  • Parsable in connection with its Series B and Series C financings
Capital Markets
  • Leaf Group (NYSE: LFGR) in connection with its follow-on offering
  • TPI Composites (NASDAQ: TPIC) in connection with its follow-on offering
  • the underwriters including, Leerink Partners, in connection with the follow-on offerings of CymaBay Therapeutics (NASDAQ: CBAY)
Professional Experience

Prior to joining Goodwin, Mr. Montgomery was an associate in the Los Angeles office of Foley & Lardner LLP.

While attending law school, Mr. Montgomery externed for Chief Justice Myron T. Steele at the Supreme Court of Delaware and was the chief note and comment editor for the Loyola of Los Angeles Entertainment Law Review.

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J.D., 2013
Loyola Marymount University
M.B.A., 2013
Loyola Marymount University
B.S., 2008
California State University, Northridge



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Our clients rely on us for world-class advisory services, counsel on complex transactional work and high-stakes litigation. Specializing in matters involving the financial, life sciences, private equity, real estate, and technology industries, we use a collaborative, cross-disciplinary approach to resolve our clients’ most challenging issues. To find out more, please contact us.

Unsere Kunden verlassen sich auf unsere erstklassige Beratung, vor allem im Hinblick auf komplexe Transaktionen und High-Stakes-Prozesse. Spezialisiert auf Angelegenheiten der Finanz-, Life-Sciences-, Private-Equity-, Immobilien-und Technologie-Branchen, verwenden wir einen kooperativen und interdisziplinären Ansatz, um Fragen unserer Kunden auch in extremen Spezialsituationen einer Lösung zuzuführen. Sie wollen mehr erfahren? Kontaktieren Sie uns gerne.

Nos équipes interviennent aux côtés de nos clients, industriels, fonds d’investissement, startups, institutions financières et dirigeants, dans le cadre de transactions et de contentieux complexes, et apportent des conseils de tout premier plan dans les secteurs financiers, des Sciences de la Vie, du Private Equity, de l’immobilier et des technologies. Nous traitons les dossiers juridiques de manière intègre, ingénieuse, souple et audacieuse pour répondre efficacement aux enjeux propres à chacun de nos clients, quels que soient la taille de l’opération et le secteur d’activité. Pour en savoir plus, contactez-nous.


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