Samuel W. Diehl

Top rated employment litigation attorney in Minneapolis, Minnesota

CrossCastle PLLC
Samuel W. Diehl
CrossCastle PLLC

Practice Areas: Employment litigation, Employment & labor, Business litigation; view more

Licensed in Minnesota since: 2007

Education: University of Minnesota Law School

Selected to Rising Stars: 2017

CrossCastle PLLC

333 Washington Ave N
Suite 300-9078
Minneapolis, MN 55401 Visit website


Samuel W. Diehl is a well-regarded employment and business litigation attorney in Minneapolis, Minnesota. With a foundation in two nationally recognized law firms, he founded CrossCastle PLLC to offer efficient and cost-effective services. He has over 15 years of experience fighting hard for the rights and best interests of his clients.

As an experienced employment adviser, Mr. Diehl handles matters that involve trade secrets, noncompetition agreements, restrictive covenants, injunctions, contract disputes, employment discrimination, sexual harassment, termination and discipline issues, and whistleblower actions. He is also well-versed in civil disputes, leadership misconduct claims, administrative charges, First Amendment claims, government investigations, zoning and land use issues, and constitutional claims. 

Mr. Diehl has represented employees facing issues at the workplace as well as defended business owners ranging from startups to multinational corporations in several serious legal disputes. Furthermore, he provides legal counsel to churches, religious organizations and nonprofits facing investigations and other sensitive disputes. 

After completing his Bachelor of Arts at Princeton University in 1999, Mr. Diehl furthered his education by pursuing law. In 2007, he graduated cum laude with his Juris Doctor from the University of Minnesota Law School, where he served as the editor of the Minnesota Law Review. 

First admitted to practice in Minnesota in 2007, Mr. Diehl is also authorized to appear in the state courts of North Dakota, the U.S. Court of Appeals for the 8th Circuit Court, the U.S. District Court for the District of Minnesota, the U.S. District Court for the District of Nebraska, the U.S. District Court for the District of Colorado and the U.S. District Court for the Eastern District of Wisconsin. 

Mr. Diehl is a former legislative staff member in the U.S. House of Representatives, the subcommittee staff director for the U.S. House Agriculture Committee and an appointee at the U.S. Department of Labor.

Practice areas

Employment litigation: defense, Employment & labor: employer, Business litigation, Constitutional law

Focus areas

Employment discrimination, Wrongful termination, Retaliation, Employment law - employer, Employment law - employee, Trade secret, Non-compete agreements

  • 40% Employment litigation: defense
  • 40% Employment & labor: employer
  • 10% Business litigation
  • 10% Constitutional law

First Admitted: 2007, Minnesota

Professional Webpage:

Bar/Professional Activity:
  • Minnesota Bar
  • U.S. District Court for the Eastern District of Wisconsin
  • U.S. District Court for the District of Colorado
  • U.S. District Court for the District of Nebraska
  • U.S. District Court for the District of Minnesota
  • United States Court of Appeals for the Eighth Circuit
  • North Dakota Bar
Educational Background:
  • B.A., Princeton University, 1999

Office location for Samuel W. Diehl

333 Washington Ave N
Suite 300-9078
Minneapolis, MN 55401

Phone: 612-429-8100


1 Year Rising Stars
  • Rising Stars: 2017

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