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Garland W. Allison

Listed in Best Lawyers since 2013

Perkins Coie LLP

Sonny Allison, a partner in the firm's Business practice, focuses his practice on mergers and acquisitions, corporate finance and securities, private equity and venture capital.

Sonny regularly counsels public and private companies and private equity funds in corporate transactions, corporate governance matters and securities law compliance matters. His clients range in size from small start-ups to Fortune 100 companies. He has extensive experience with public and private mergers and acquisitions, leveraged buyouts and recapitalizations, tender offers and going private transactions, asset acquisitions and dispositions, initial public offerings, follow-on offerings, PIPE and 144A transactions, private placements and venture capital financings.

Sonny is a frequent speaker and author on mergers & acquisitions trends and issues faced by public companies and boards of directors.


  • Listed in Super Lawyers, "Colorado Rising Stars," Mergers & Acquisitions, 2012 - 2013
  • Ranked by Chambers USA: "America's Leading Lawyers for Business" (Corporate/M&A), 2010 - present

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1900 Sixteenth Street, Suite 1400
Denver, CO 80202-5255
Phone: 303-291-2314
Firm Phone: 303-291-2300

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Practice Areas

  • Mergers and Acquisitions Law


  • Dartmouth College (AB) (1995)
  • University of Michigan Law School (J.D.) (1998)

Bar Admissions

  • Colorado Bar Association
  • New York State Bar Association