The Firm

By The Numbers

Preti Flaherty is proud to partner with our clients to create opportunity. With 100 attorneys practicing across many fields of law, we’ve built out extraordinarily talented teams to achieve outcomes that are not simply expeditious, but which support our clients’ long-term goals and innovative ideas. We’re constantly focused on raising the industry standard of service and our peers are taking note. An expanded toolbox of services provides for more strategic campaigns when partnered with our legal strategy in new and novel ways.

Steady Growth
1978
24
1988
50
1998
55
2008
86
2018
95
Today
100

Working Across Disciplines

Regulatory
  • Energy Group
  • Environmental Law Group
  • Government Affairs Group
  • Health Law Group
Litigation
  • Litigation Group
  • Workers Compensation Group
Commercial
  • Business Law Group
  • Employment Law Group
  • Intellectual Property Group
  • Trust & Estates
Disciplines Chart
24
38
38

Earning Respect

46
Best Lawyers Attorneys
21
Chambers Attorneys
8
Chambers Practice Groups
10
Benchmark Litigation Attorneys
26
Super Lawyers Attorneys

Geographic Reach

Map of United States
Clients Nationwide
Serving Clients in 47 States
Map of Northeastern United States
Strategic Footprint
in the Northeast United States
Global Map
Clients on 6 Continents

Firm Highlights

News

36 Preti Flaherty Attorneys, including 4 “Ones to Watch” Recognized by National Directory

Thirty-six Preti Flaherty attorneys, including four “Ones to Watch,” have been named to Best Lawyers in America 2025, a highly regarded directory of attorneys and law firms in the United States. The individual attorneys...

Press Coverage

Looking to 'new generation,' Preti Flaherty promotes 42-year-old litigator to managing partner

Effective July 15, Michael S. Smith has been named managing partner of the law firm Preti Flaherty. Michael succeeds David Van Slyke, who will resume his role as chair of the firm’s environmental practice...

Publication

Maine DEP Issues PFAS in Products Concept Draft Rule

The Maine DEP’s PFAS in Products Program has released its long-awaited Chapter 90 concept draft language (the “PFAS in Products Rule”) for implementation of Maine’s recently-amended “PFAS in Products Law.” The concept draft provides...

Press Coverage

Portland law firm Preti Flaherty unveils renovated HQ space

Preti Flaherty has remodeled its Portland headquarters, spanning three floors and 41,000 square feet at One City Center. The update features hybrid workstations, collaborative areas, and an internal staircase that integrates flexible conference and...

Publication

Recent Massachusetts Appeals Court Decision Holds that Construction Defects Are Not Covered by CGL Policy

The recent Massachusetts Appeals Court decision in Lessard v. R.C. Havens & Sons, Inc. (August 2024) offers important clarification for contractors, subcontractors, and insurers regarding the coverage of construction defects under commercial general liability...

News

Matthew C. Worthen Joins Preti Flaherty’s Real Estate and Finance Practice Group

Preti Flaherty is pleased to welcome Matthew C. Worthen as a Director in the firm’s Real Estate and Finance Group. Worthen previously served as a Shareholder and Chair of the Real Estate Group at...

Publication

Copyright Litigation: Substantial Similarity

In copyright litigation, courts assess substantial similarity to determine if alleged copying constitutes infringement. This evaluation involves comparing works across different categories using objective measures and subjective impressions to weigh similarities and dissimilarities. Even when...

News

Preti Flaherty Names Michael S. Smith as Managing Partner

Preti Flaherty announced this week the election of Michael S. Smith as the firm’s new Managing Partner, effective July 15, 2024. He succeeds David Van Slyke, who is resuming his role as chair of...

Publication

Supreme Court Clarifies Constitutionality of Outdoor Camping Bans

Earlier today the United States Supreme Court issued its decision in the  City of Grants Pass, Oregon v. Johnson et al. , overturning a 2019 decision from the 9 th  Circuit Court, which held...

Event

2024 Maine Employment Law Summit

Join us for Preti Flaherty's 2024 Maine Employment Law Summit! For almost three decades, Preti Flaherty's Employment Law team has delivered practical insights and best practices to Maine employers at our annual fall Employment...