Samuel W.  Diehl

Associate - Minneapolis


Support Staff
Lois B. Siljander, 612.632.3337

500 IDS Center
80 South 8th St
Minneapolis, MN 55402

Main: 612.632.3000
Fax: 612.632.4444

More information 
Maps & Directions

Diehl, Samuel

Sam works with clients ranging from small employers to public entities and international corporations. He represents employers in all areas of labor and employment law and litigation, including:

  • Litigation and appeals of discrimination, restrictive covenant, and trade secret claims;
  • Labor negotiations, arbitrations, and proceedings before the National Labor Relations Board;
  • Workplace investigations, including reports of harassment;
  • Administrative matters, including charges of discrimination and affirmative action plans;
  • Employment and separation agreements; and
  • Policies and employee training.

In addition to his employment work, Sam litigates and advises clients on government relations, regulatory, and constitutional and civil rights matters.

Prior to joining Gray Plant Mooty, Sam worked in policy and politics in Washington, DC, serving as a political appointee at the U.S. Department of Labor and in managing a Subcommittee of the U.S. House Committee on Agriculture.


  • "Is Hearing Loss a Disability?" Better Hearing Institute, March 2010
  • "Managing Employee Privacy: Six Steps to Protect Employer Rights," Minnesota Employment Law, May 2009
  • “Toolkit Tactics: Law—Go Beyond Noncompetes to Protect Your Business,” coauthor, Upsize Minnesota, December 2008
  • "Accommodating Deaf and Hard-of-Hearing Clients," Los Angeles Lawyer, October 2008
  • "Minnesota: Vacation Question is Settled, but Contract Issue Surprises Employers," The Federalist Society: State Court Docket Watch, Summer 2008
  • “Par Ridder and the Newspaper Wars: Lessons for Minnesota Businesses About Fair and Unfair Competition,” coauthor, Upsize Minnesota, February 2008


  • “Employment Law 101: Fundamentals for HR Professionals,” GPM Employment Law Seminar, April 16, 2013
  • “Back to the FLSA Basics: You May Not Know as Much as You Think You Know,” GPM Employment Law Seminar, April 21, 2010
  • “Breaking Up is Hard to Do: Terminations, Severance/Separation Agreements, and Related Issues,” GPM Employment Law Seminar, April 21, 2010
  • “Talent Wars: Recruiting & Retaining the Best,” Gray Plant Mooty Employment Law Conference, October 23, 2008
  • “Employment Law Update,” Gray Plant Mooty Corporate Counsel Breakfast Group Continuing Legal Education, October 2007
  • “Employment Law Developments Checklist,” Minnesota Employment Law Institute, May 2007
  • “Employment Practice Liability Insurance: Do Employers Get Enough Bang for Their Bucks?” Gray Plant Mooty Employment Law Institute, March 2007
  • “Religious Accommodation,” Gray Plant Mooty Employment Law Institute, March 2007


  • University of Minnesota Law School, J.D., cum laude, 2007
    Minnesota Law Review, editor
  • Princeton University, B.A., 1999 

Bar Admissions

  • Minnesota, 2007
  • U.S. District Court, District of Colorado, 2012

Honors and Distinctions

  • “North Star Lawyers,” Minnesota State Bar Association, 2012

Community Involvement

  • Twin Cities Christian Legal Aid, board member and volunteer
  • Christian Legal Society, member