Arianna Caldwell

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(she, her, hers)
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Spencer Fane attorney Arianna Caldwell

Overview

Ria Caldwell helps a diverse array of corporate clients optimize their business opportunities so they can stay focused on the future. A member of the Corporate and Business Transactions team, she represents private equity firms, venture capital funds, emerging growth companies and their founders, and both privately and publicly held businesses across a wide range of industries and global markets.

Ria’s practice focuses on complex corporate transactional matters, including mergers and acquisitions, venture capital financings, and private securities offerings, as well as business structuring and formation. She also regularly advises on corporate governance and regulatory compliance matters.

With experience guiding clients with holdings and operations throughout the U.S., Europe, Africa, Asia, and the Middle East, Ria brings a global perspective to her work and provides practical, business-minded solutions tailored to each client’s commercial objectives.

Credentials

Education

  • University of Virginia School of Law, 2016 (J.D.), Order of the Coif
  • University of Washington, 2011 (B.A.)

Bar Admissions

  • New York, 2025
  • Maine, 2016
  • Massachusetts, 2018
  • District of Columbia, 2018

Mergers and Acquisitions

  • Represented a family-owned supermarket chain in its sale to a large retailer-owned cooperative.
  • Represented a U.K. private equity firm in its acquisition of a workflow management software company with operations in the U.S. and India.
  • Represented a global logistics company in its acquisition of an eCommerce solutions company with operations in the U.S., Australia, Canada, the EU, and Mexico.
  • Represented an entertainment magazine in its sale to an existing debtholder.
  • Represented a national manufacturing firm in several acquisitions of manufacturing and industrial service companies in the U.S. and Canada.
  • Represented an international freight shipping company in its corporate breakup and recapitalization involving a sale of equity to a large debtholder.
  • Represented a national sporting goods manufacturer in its sale to another sporting goods manufacturer.
  • Represented a private equity firm in its acquisition of an entertainment advertising company.
  • Represented a private equity firm in the carve-out acquisition of a subsea communications business with global operations.

Venture Capital

  • Represented a large biotech and health care company in several investments in gene profiling and other biotech startups located in the U.S., Canada, Switzerland, and the Middle East.
  • Represented a hospitality software startup in its formation and series seed investment.
  • Represented a minority investor in a wearable tech startup in the secondary sale of its equity stake.
  • Represented a food products company in the conversion of outstanding convertible notes into equity and an incremental equity investment.
  • Represented a venture capital firm in its investment in a celebrity-backed lingerie company.
  • Represented a venture capital firm in several investments into AI-powered health care service companies.

  • Gardiner Food Co-Op, Board of Directors, 2022
  • University of Virginia School of Law, Annual Giving for Northern New England, Chair, 2022-2025

  • American Bar Association

  • “Ethical Issues in Federal Tax Practice: The Government Perspective,” American Bar Association, Tax Section, September 2017
  • “Sexton Opinion Further Restricts What Conduct Can Be Regulated Under ‘Practice’ Before the IRS,” ABA Tax Times (Vol. 36, No. 3), Spring 2017
  • “Subpart F Income Tax: Its Scope and Application to U.S. Shareholders,” American Bar Association, Tax Section, January 2017