Attorney Profile

Olabisi “Bisi” Onisile Whitney is a knowledgeable, compassionate and diligent lawyer. With over fifteen years of practice experience, she is well-suited to represent litigants and businesses with various legal issues.

Bisi’s practice encompasses: Family Law, Mediation and Business Law. Bisi is confident in her ability to help facilitate an effective line of communication and aid in conflict resolution so that legal issues are resolved in a timely, cost effective and client-focused manner.

Family law and business law are intricate practice areas which require tremendous attention to detail and Bisi has the knowledge and skill  set necessary to assist in these areas. Bisi  has experience in handling difficult and trialing situations, and she is confident in her ability to produce positive and meaningful outcomes for her clients.

In 2007, Bisi relocated with her family to Phoenix, Arizona where she founded Onisile Law. The firm’s primary focus is in Family Law, Mediation and Business Law, with vested interests in representing those dealing with difficult circumstances. From the outset, Ms. Whitney established a clear mission statement: Never lose sight of the importance of our clients’ needs, while balancing realistic expectations with a positive outcome. She has accomplished this mission by cultivating a firm that holds the value of hard work, integrity, trust and honesty at the forefront, distinguishing Onisile Law from other firms.

During her free time, Bisi enjoys spending time with her family, traveling, hiking and running.  She has finished two marathons, and is an active volunteer with Arizona Road Racers.  She is also an active member of First Christian Church where she enjoys volunteering in the children’s nursery.

Cleveland State University, Cleveland-Marshall College of Law
Doctor of Jurisprudence, cum laude, May 2003

George Mason University
Bachelor of Arts, January 1999

State of Arizona
State of Maryland*
District of Columbia*


“Attorney of the Month, Volunteer Lawyers Program (August 2009)”

Maricopa County Superior Court, Judge Pro Tempore, July 2014 – present
Thurgood Marshall Inn of Court, Member, February 2008 – present
Community Legal Services, Volunteer Attorney, February 2008 – present
Arizona Road Racers, volunteer and member, May 2008 – present
Arizona State Bar, Communications Advisory Committee/Panel, 2012 – present
Arizona State Bar Young Lawyers Division, District Representative, 2009-2011
Arizona Foundation for Legal Services, Mock Trial Coach – Metro Tech High School, 2008-2010
Arizona Foundation for Legal Services, State Mock Trial Tournament, Judge, 2011
Arizona Black Bar, Board Member, January 2008 – 2010

Pharmaceutical Marketing Practices: Providers Beware,” ABA Health Law Section, The Health Lawyer, August 2004.

Mission Impossible for Prosecutors in Tenet Alvarado Case: What Does the Recent Mistrial Mean for Tenet and Other Providers?” ABA Health eSource, Vol. No. 2 Issue No. 9, May 2006.

Limited Scope Representation” – Volunteer Lawyers Program and Community Legal Services, November 2009.

  • Family Law
  • Business Law
  • Mediation
  • Parenting Coordinator Services
  • Alternative Dispute Resolution