Charles P. Keller, P.C., Partner at our Phoenix law office
Charles P. Keller, P.C. vcard
vCard

Charles P. Keller, P.C.

Partner
Biography

Chuck Keller’s primary area of practice is in employment law, concentrated in defending employers protesting federal- and state-issued Occupational Safety & Health Administration (OSHA) and Mine Safety & Health Administration (MSHA) citations, resolving and contesting citations in federal and state administrative hearings, and appealing administrative decisions to the OSHA Review Board and federal or state Courts of Appeal. He is experienced in counseling employers in other OSHA and MSHA related matters, including drafting and reviewing safety and compliance programs, including IIPP, HIPP, and WVPP, and complying with OSHA and MSHA standards.

Credentials

Bar Admissions

  • Arizona
  • Minnesota (inactive)


Court Admissions

  • Supreme Court of Arizona
  • Supreme Court of Minnesota
  • United States District Court, District of Arizona


Education

  • Hamline University (J.D., magna cum laude)
    • Silver Gavel Honor Society
    • Law Review
    • Dean’s List
  • Lawrence University (B.A., Economics)
Experience

Awards & Recognition

  • The Best Lawyers in America®
    • Employment Law – Management (2009-2026)
    • Construction Law (2009-2011, 2021)
    • Construction Litigation (2024-2026)
  • Arizona’s Finest Lawyers
  • National Utility Contractors Association of Arizona, 2003 Mark Dryer Safety Award (2003)

Professional Memberships and Activities

  • American Bar Association
  • Arizona Builders Alliance
    • Safety Committee
  • Arizona Utility Contractors Association (AZUCA)
    • Safety Committee

Representative Presentations and Publications

  • “Cal-OSHA Update”, Co-Presenter, Snell & Wilmer San Diego Annual Labor and Employment Seminar (November 13, 2025)
  • “An Employer’s Rights and Responsibilities During an OSHA Inspection (Part 1 of Trilogy),” Co-Presenter, Client Presentation, Las Vegas, Nevada (February 20, 2025)
  • “OSHA Update 2024 and Understanding Employer Knowledge,” Presenter, American Utilities Safety Association (“AUSA”), Buckeye, Arizona (October 23, 2024)
  • “An Employer’s Rights and Responsibilities During an OSHA Inspection,” Presenter, Southern Arizona Safety Council (“SASC), Tucson, Arizona (August 20, 2024)
  • “An Employers Rights and Responsibilities During an OSHA Inspection,” Presenter, Client Presentation, Phoenix, Arizona (July 8, 2024)
  • “ADOSH Inspection,” Presenter, ADOSH Compliance Safety and Health Officers, Phoenix, Arizona (July 2, 2024)
  • “OSHA Hot Topics 2024: Fed-OSHA and ADOSH Update,” Presenter, Southern Arizona Safety Council, Tempe, Arizona (May 21, 2024)
  • “OSHA Hot Topics 2024: Fed-OSHA and ADOSH Update”, Presenter, Arizona Builders Alliance’s Membership Mixer, Tempe, Arizona (April 18, 2024)
  • “Cal-OSHA Hot Topics 2024 and BOI Investigations”, Presenter, Cal-OSHA Webinar Series Part Three, California Firm Clients (April 11, 2024)
  • “2024 Legal Forum”, Presenter, American Contractors Insurance Group (ACIG), Scottsdale, Arizona (April 2, 2024)
  • “Minimizing Your OSHA Liability: Cal-OSHA Webinar Series Part Two”, Presenter, California Firm Clients (March 28, 2024)
  • “An Employer’s Rights and Responsibilities DUring an OSHA Inspection: Cal-OSHA Webinar Series Part One”, Presenter, California Firm Clients (March 21, 2024)
  • “Nevada OSHA SVEP”, Co-Presenter, Snell & Wilmer Webinar (December 7, 2023)
  • Nevada OSHA Adopts New, ”Punitive Severe Violators Enforcement Program’‘,” Co-Author, Snell & Wilmer Legal Alert (November 28, 2023)
  • “ICA + ADOSH Update,” Presenter, AUSA 2023 Conference, Buckeye, Arizona (October 25, 2023)
  • “Contract Management and Safety Meeting,” Co-Presenter, City of Henderson, Henderson, Nevada (March 1, 2023)