John S. Upton

John S. Upton

Perkins Thompson

Recognized since 2006

Portland, Maine

Practice Areas

Corporate Law

Mergers and Acquisitions Law

Spinning circle Big letter B

John Upton’s practice focuses on representation of businesses in all facets of their operations. He has extensive experience in mergers and acquisitions; entity selection, formation, governance, and shareholder matters; debt and equity financing; contract negotiation; regulatory compliance; and, private foundation and nonprofit organizations. Mr. Upton has substantial expertise in legal issues affecting a wide range of business sectors including energy, forest products, medical device manufacturing, equipment distribution, professional services, food sales and insurance.

In the acquisition field, Mr. Upton has played a lead role in business acquisitions and sales throughout New England. Recent representative transactions include assisting a Canadian acquirer of a forest products mill located in northern Maine, advising the owners of a regional heavy equipment distributor in the sale of their stock to a publicly traded company entering the New England market, representing the purchaser of petroleum distribution and storage assets from a Fortune 100 company, forming an acquisition group of former plant managers and outside investors to acquire a food processing facility, and advising a medical device manufacturer in growth stage strategic acquisitions.

In the energy sector, Mr. Upton has played a central role in all facets of energy distribution including negotiation of marine and inland terminal joint venture and throughput agreements, international marine cargo supply agreements, rail and land transport product sales agreements, jobber and multi-site dealer acquisitions and all aspects of regulatory compliance in the energy sector.

Corporate governance and shareholder matters recently concluded by Mr. Upton include advising owners of several closely held companies with shareholder buy-sell and stock restriction agreements, assisting foreign corporations with multi-state and cross border regulatory compliance, and drafting an employee stock plan for a rapid growth employer.

Contract negotiation and drafting also comprise a significant portion of the services Mr. Upton provides. He has recently played a lead role in the drafting of long term fiber supply agreements in the forest products sector. He has drafted joint venture arrangements involving the development of land for industrial and commercial purposes. He regularly advises clients with distribution and licensing agreements in the manufacturing field, including protection of inventions and other intellectual property. Mr. Upton also regularly assists clients with competition, employment, business immigration and governance issues affecting their businesses.

Mr. Upton frequently advises companies based in Atlantic Canada and Quebec, and has gained significant expertise on issues related to cross-border operations, sales and compliance issues.

  • One Canal Plaza, Ninth Floor
    P.O. Box 426
    Portland, ME 04112-0426
  • University of Denver, J.D., graduated 1979
  • Dartmouth College, B.A., graduated 1975
Bar Admissions
  • Maine, 1979
  • New Hampshire, 1984

Perkins Thompson
Headquarters: Portland, Maine

9 The Best Lawyers in America® awards

1 Best Lawyers: Ones to Watch® in America award

Full Firm Profile

Recognized in The Best Lawyers in America® 2024 for work in:
  • Corporate Law
  • Mergers and Acquisitions Law
Special Focus:
  • Closely-Held Businesses
  • Commercial
  • Corporate Finance
  • General Corporate
  • Mergers & Acquisitions
  • Product Distribution
  • Structuring of Business Entities
  • Transactions
Additional Areas of Practice:
  • Banking and Finance Law
  • Business Organizations (including LLCs and Partnerships)
  • Closely Held Companies and Family Businesses Law
  • Commercial Transactions / UCC Law
  • Corporate Governance Law
  • Energy Law


Your browser is not fully compatible with our automatic printer friendly formatting.

Please use the print button to print this profile page.

Spinning circle Big letter B