Shelby Scharbach is the Executive Director of the Maricopa County Industrial Development Authority.  Ms. Scharbach has over 35 years of local government experience and retired from Maricopa County in 2020 having served as Chief Financial Officer and Assistant County Manager.  Her experience includes municipal/tax-exempt bond financing, accounting, budget, procurement, risk management, deferred compensation, and strategic planning. During her tenure as Chief Financial Officer, Maricopa County maintained its AAA bond ratings from both Standard & Poor’s and Fitch Ratings despite economic downturns. She has led the Maricopa County Industrial Development Authority since 2012.  Ms. Scharbach is a Certified Government Financial Manager and holds a Master of Public Administration degree.   She serves as the Chair of the Maricopa County Parks and Recreation Commission.  Ms. Scharbach was named one of Phoenix Business Journal’s 2016 Outstanding CFOs.

Julie Arvo MacKenzie is now serving as in-house counsel to the Authority after practicing at national/regional law firms for more than 30 years. Before joining the Authority, Julie was in the public finance section of Squire Patton Boggs (where she started her legal career when it was Squire Sanders & Dempsey). Prior to that, Julie established and grew a boutique public finance practice with Brigitte Finley Green at Engelman Berger. Julie’s career included being in-house counsel for a healthcare conduit issuing authority. She attended the University of Michigan Law School and received her B.A. from the University of Michigan. Her memberships and board participation include former chair and current board member of HonorHealth Desert Mission; current board member and quality committee chair of HonorHealth; past board member of the Arizona Women Lawyers Association, Maricopa Chapter; member of the National Association of Bond Lawyers; and member of the Arizona Society of Healthcare Attorneys. She is rated “AV/Preeminent Attorney” with Martindale-Hubbell.

Mary Misic joined the professional staff in January 2022, after 30 years as a legal assistant/paralegal with a background in public finance, business, estate planning, probate, and real estate.  Some of Ms. Misic’s responsibilities include assisting borrowers, lenders, and title companies with the Home in Five Program; billing and collecting administrative fees; and general business operations for the Authority.

Adriana Taylor joined the professional staff in September 2024, after 20 years as a legal assistant/paralegal with a background in commercial litigation, civil appeals, insurance coverage, and public finance.  Some of Ms. Taylor’s responsibilities include monitoring multifamily compliance, recording secretary, and assisting the applicants and financing team throughout the bond financing process.  Ms. Taylor is a member of the Maricopa County Bar Association Paralegal Division and is a member of the National Association of Legal Assistants.

Stephanie Sheard became a member of the professional staff in January 2025, bringing with her five years of experience as a legal assistant and client service coordinator, specializing in commercial litigation, real estate, and family law. In her current role, Mrs. Sheard is responsible for overseeing multifamily compliance, serving as recording secretary, and supporting both applicants and the financing team throughout the bond financing process.

Brigitte Finley Green is an attorney in the Public & Infrastructure Finance group of Squire Patton Boggs (US) LLP. Brigitte has practiced law for over 30 years primarily at large national and regional firms and, from 2018-2023, at Engelman Berger, a small Phoenix firm, where she and Julie Arvo MacKenzie established and grew a boutique public finance practice. Brigitte also spent two years as an attorney adviser with the IRS Office of Chief Counsel in Washington, DC, working exclusively in the tax-exempt bond area. Brigitte has worked on countless publicly offered and privately placed municipal bonds for state agencies and universities and political subdivisions and qualified private activity bonds issued by conduit issuers for a variety of projects, including charter schools, multifamily housing, manufacturing facilities, single family mortgages, and facilities for 501(c)(3) organizations. She received a B.S. in accounting and a J.D. from Arizona State University and an LL.M in Taxation from New York University.  Brigitte is a member of the Arizona and California bar associations; a member of the National Association of Bond Lawyers; a board member and current vice president of the Madison Education Foundation; has been recognized in The Best Lawyers in America in the field of Public Finance Law, in Phoenix, Arizona, since 2007; and is rated “AV/Preeminent Attorney” by Martindale-Hubbell.