Skip to content Skip to footer


Results-Oriented Law Firm for Companies of All Sizes

Pace Selden Gilman Marks dba PSGM Law has a sophisticated approach that combines professionalism, creativity, and a commitment to solving client problems.

PSGM Law represents companies ranging from Fortune 500 corporations to mid-sized and small businesses. PSGM Law brings a wealth of experience and expertise to the table.

Areas of Practice

Appellate • Collections • Construction • Corporate & Business • DOL & Wage & Hour • Employment & Labor • Government Contracts • Government Relations & Administrative Law • Healthcare • I-9, E-Verify, Immigration Compliance & Visas • Intellectual Property, Confidentiality & Non-Competes • Litigation • Mediation, Arbitration & ADR • OSHA & Workplace Safety • Outside General Counsel • Real Estate • Training & Investigations • Transportation & Heavy Equipment.


Profile picture of Daniel Marks

Daniel Marks

DANIEL MARKS is a Partner at PSGM Law in Phoenix, Arizona. Danny's practice focuses on employment discrimination, human resources and employment litigation matters. Mr. Marks has experience with the EEOC, ACRD and NLRB. He advises clients on matters relating to labor and employment law, civil rights, wrongful discharge, employee handbooks and non-competition and confidentiality agreements. Prior to joining Messner Reeves, Danny served as a judicial law clerk to the Honorable Michael J. Brown of the Arizona Court of Appeals.

Danny received his J.D., with distinction, from the University of Nebraska College of Law. At Nebraska, he was published by the...
Learn more about Daniel Marks

Profile picture of David A. Selden

David A. Selden

DAVID A. SELDEN is a Partner at PSGM Law in Phoenix, Arizona. Mr. Selden received his J.D. degree, magna cum laude, from Georgetown University Law Center, where he was also an editor of The Tax Lawyer. He received his B.A. and M.A. degrees from George Washington University in Washington, D.C. Mr. Selden's practice is concentrated in representing management in a wide variety of employment law matters, including discrimination, wrongful discharge, workplace torts, OSHA, EEOC, ACRD, DOL, NLRB, ICE, OSC, DOT, collective bargaining, and other employment litigation. He served as the Chairman of the Employee Relations Committee of the Arizona Chamber...
Learn more about David A. Selden

Profile picture of Heidi Nunn-Gilman

Heidi Nunn-Gilman

HEIDI NUNN-GILMAN is a partner at PSGM Law, in Phoenix, Arizona. Ms. Nunn-Gilman's practice focuses on employment litigation and human resource matters. She has experience in working with both public and private employers. She advises clients on matters relating to labor and employment law, including I-9 and immigration compliance strategies, E-Verify, ICE and worksite enforcement, Title VII, FLSA, FMLA, ADA, affirmative action, leaves, drug and alcohol, NLRB, wrongful discharge, noncompetition and confidentiality agreements, wage and hour laws for both public and private employers, employee handbooks, and executive agreements. Ms. Nunn-Gilman is a frequent speaker on a number of employment law...
Learn more about Heidi Nunn-Gilman

Profile picture of Julie A. Pace

Julie A. Pace

JULIE A. PACE is a Partner at PSGM Law, in Phoenix, Arizona. Ms. Pace's practice is concentrated in the field of OSHA, litigation, and employment law, with particular emphasis in the defense of sexual harassment, employment discrimination, wrongful discharge lawsuits, EEOC and ACRD charges, matters involving OSHA, ICE, OSC, OFCCP, DOL, NLRB, DOT, collective bargaining, wage and hour laws, and conducting harassment and discrimination investigations. She is highly sought after nationally to conduct training in topics such as anti-harassment, anti-discrimination, anti-retaliation, wage and hour, diversity, supervision and more. She teaches in a video entitled, Respect, which won a Telly...
Learn more about Julie A. Pace