Mr. Daniel L. Johnson retired as chief executive officer of M. A. Mortenson Company at the end of 2024. Mr. Johnson is currently a member of the board of directors for Mortenson, a family-owned commercial, energy, and infrastructure construction company that provides construction-related contracting, development, and program management services throughout North America, and is headquartered in Minneapolis, Minnesota. Mortenson employs more than 10,000 team members and generates in excess of $9.0 billion of annual revenues. Before assuming his role as chief executive officer in January 2017, Mr. Johnson served as president of Mortenson from January 2015 to December 2016 and as chief operating officer of Mortenson from 2008 to December 2014. Prior to that, he held various leadership and managerial positions with Mortenson since joining that company in 1986. Non-residential construction customers have historically represented a meaningful portion of Fastenal's sales, and Mr. Johnson's background in executive and managerial leadership of a major construction company provides the board with valuable insight into and guidance regarding this important sector of Fastenal's business. Mr. Johnson has served on numerous non-profit and industry boards over the years. He is currently a board member of the North Dakota State University College of Engineering Board of Advisors, Hazeltine National Golf Club, Mortenson Construction Holdings, Inc., and M.A. Mortenson Company. Mr. Johnson attended 100% of the general meetings of the board in 2025, as well as 100% of both the compensation and nominating and corporate governance committee meetings in 2025.