Two North Central, 15th Floor
Phoenix, Arizona 85004
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Heidi Nunn-Gilman



  • Lewis & Clark Law School (J.D., summa cum laude, 2005)
  • University of Montana (M.A., summa cum laude, 2000)
  • Ouachita Baptist University (B.A., summa cum laude, 1998)
  • Profile
  • Experience
  • Professional + Civic

Heidi Nunn-Gilman is a member in the Employment, Labor, OSHA, and Immigration Department.  Ms. Nunn-Gilman’s practice focuses on human resource counseling and employment litigation.  She has extensive experience handling employment immigration compliance strategies, including I-9s, E-verify, ICE and worksite investigations and enforcement under the Legal Arizona Workers Act (LAWA) and similar state and local laws.  She regularly advises clients on matters relating to labor and employment law, federal contractor compliance (including Affirmative Action, Davis-Bacon, and federal contractor E-Verify requirements), ADA, Title VII, FLSA, NLRB, FMLA, leaves, drug and alcohol, union matters, wrongful discharge, wage and hour laws for both public and private employers, employee handbooks, confidentiality and non-compete agreements, and executive agreements.

Ms. Nunn-Gilman has extensive experience creating employment handbooks, policies, and procedures.  She develops I-9 audit and immigration compliance training programs for multi-state national corporations, and has created employee handbooks for numerous employers of various sizes and operating in multiple states. She also handles FFCRA, Cares Act, and PPP cases in relation to the COVID-19 pandemic.

Ms. Nunn-Gilman regularly provides advice to federal contractors regarding multiple requirements of federal contract requirements, including Affirmative Action, federal contractor E-Verify requirements, and wage and hour requirements, such as the Davis-Bacon and Related Acts, and economic stimulus program requirements.

Ms. Nunn-Gilman also handles issues involving the Affordable Health Care Act and addresses the changes and options it presents to companies.  Her Davis-Bacon and prevailing wage practice includes counseling and training on state and federal prevailing wages and benefits requirements, coverage and applicability of prevailing wage laws, coverage exemptions, worker classification and pay issues, addressing wage determinations, wage surveys, and representation of employers before the Department of Labor Wage and Hour Division and similar state agencies.

Court Admissions

  • Supreme Court of Arizona 2005
  • S. District Court, District of Arizona 2005
  • Ninth Circuit Court of Appeals 2007
  • S. Supreme Court 2010
  • S. Circuit Court of Appeals, D.C. Circuit, 2013

Significant Representations

  • Nunn-Gilman drafted a procedure manual for a state agency providing instructions regarding processing labor election petitions.  She also drafted a procedure manual for the agency providing instructions regarding processing unfair labor practice charges made by unions, employees or employers.
  • Nunn-Gilman second-chaired a four-week jury trial resulting in a defense verdict for a national retail client and five individual supervisors against multiple claims brought by five former employees, including breach of contract, wrongful discharge in violation of public policy, fraud and intentional infliction of emotional distress.
  • Nunn-Gilman was part of the legal team challenging the constitutionality of Arizona’s groundbreaking employer sanctions immigration law (the Legal Arizona Workers Act or LAWA) on behalf of a coalition of business groups.
  • Nunn-Gilman has interceded on behalf of numerous clients experiencing immigration compliance investigations by federal immigration authorities (ICE) or law enforcement, such as Maricopa County Sheriff’s Office, under LAWA.
  • Nunn-Gilman is part of the legal team representing the Maricopa County Board of Supervisors in litigation regarding the governance, control and ownership of the County’s Integrated Criminal Justice Information Systems and the supporting IT infrastructure.
  • She represents general contractors and subcontractors in OFCCP audit of affirmative actions programs, prevailing wage compliance, apprenticeship programs and compliance with F.A.R. and other government contracting requirements.

Professional & Community Involvement

  • Society for Human Resource Management
  • American Immigration Lawyers Association
  • Editor-in-chief, Lewis & Clark Law Review, 2005
  • Trustee’s Fellowship Scholar
  • Cornelius Honor Society