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Standing photo of Employment Law attorney Peter Callaghan

Peter G. Callaghan,
Director
pcallaghan@preti.com

Concord, NH 603.410.1500
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Admissions

  • New Hampshire
  • U.S. District Court, District of New Hampshire
  • U.S. Court of Appeals, First Circuit
  • U.S. Court of Appeals, Second Circuit

Education

  • Villanova University School of Law (J.D., 1989)
  • Villanova University (B.A., magna cum laude)
    • Phi Beta Kappa

Publications

December 14, 2022
President Biden Signs Speak Out Act
February 9, 2021
Answering Employer COVID-19 Vaccination Questions
April 3, 2020 Article
DOL Provides Guidance on Exemption from Paid Leave for Small Businesses
March 24, 2020 Article
Return to Work Protocol for Workers Following an Absence Due to COVID-19
March 18, 2020 Article
Alert: COVID-19 Update for ME and NH Employers
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Firm Highlights

News

Jeffrey Thaler Named to the 2026 Lawdragon 500 Global Leaders in Energy

Preti Flaherty is pleased to announce that Jeffrey Thaler has been recognized in the 2026 Lawdragon 500 Global Leaders in Energy. This distinction reflects Jeff's continued leadership and influence in energy and environmental law...

News

10 Preti Flaherty Attorneys and 6 Practice Groups Recognized in Chambers USA 2026

Preti Flaherty is proud to announce that ten of our attorneys and six practice areas have been recognized in the 2026 edition of Chambers USA, reflecting the firm’s depth of talent across New England...

Publication

New Maine Pay Transparency Requirements and Clarification on Substance Use Testing Law Coming July 29

Effective July 29, Maine employers with 10 or more employees are subject to new pay transparency requirements for job postings. Employers with a Maine Department of Labor-approved substance testing policy also must comply with...

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