Experienced Professionals

John Berry Berry Riddell

John V. Berry

Founder

Experienced in all aspects of zoning and land use, negotiation of development agreements, use permits, and variances.

Wendy R. Riddell

Founder

Experienced in all aspects of zoning and land use issues, real estate development, with emphasis on obtaining zoning approvals.

Martin A. Aronson

Martin A. Aronson

Of Counsel

Focuses on many types of commercial litigation, including condemnation, and other real estate litigation.

Cassandra Ayres Berry Riddell

Cassandra Ayres

Attorney

Focuses on zoning, land use and entitlements, real estate litigation and development, and eminent domain and condemnation issues, including constitutional issues and complex commercial litigation.

Aimee Bergstrom

Legal Assistant

Aimee joined Berry Riddell in May of 2023 as a legal assistant to the zoning and land use team.

Diane Bolzan

Office Manager

Diane Bolzan joined Berry Riddell in 2020 after working in the real estate sector for several decades. She is a certified public accountant and has worked for various real estate …

David Carroll

David Carroll

Attorney

Experienced in construction lending, as well as retail, office, multi-family and homebuilder, commercial and industrial lending.

Elyse DiMartino Berry Riddell

Elyse DiMartino

Planner

Experienced in entitlements, site development, and community outreach. As a fifth-generation Phoenician, she is passionate about planning.

Jason A. Donkersley

Jason A. Donkersley

Attorney

Experienced in transactional real estate law, business and legal aspects of acquisition and other related transactions.

Jeffrey D. Gross

Jeffrey D. Gross

Attorney

Focuses on real estate and commercial litigation, including eminent domain, zoning, inverse condemnation and real estate valuation disputes.

Hugh Hallman Berry Riddell

Hugh L. Hallman

Attorney

Experienced in business law with a concentration in domestic and international finance and taxation, financial law and election law.

Marcus Hallman Berry Riddell

Marcus Hallman

Attorney

Concentrated primarily in transactional real estate law but also has experience in water law, including the allocation of surface and groundwater rights.

Michele Hammond Berry Riddell

Michele Hammond

Principal Planner

Experienced in facilitating zoning and land use entitlements and development services related to General Plan Amendments and more.

Marjan Hill-Enriquez

MarJan Hill-Enriquez

Legal Assistant

MarJan has over 30 years of experience with municipal government and planning.

Lynda Kogutkiewicz Berry Riddell

Lynda Kogutkiewicz

Legal Assistant

Lynda has worked in the legal field over 33 years, including litigation, bankruptcy, appellate, insurance defense, and environmental law.

Evelin Maldonado Berry Riddell

Evelin Maldonado

Legal Assistant

Evelin is a native Arizonan and has spent the last six years assisting attorneys with matters ranging from personal injury to family law to real estate transactions.

Bob Olshan

Bob Olshan

Attorney

Bob Olshan is a transactional real estate attorney with a wide range of experience in commercial acquisitions, dispositions and more.

Kaelee Wilson

Kaelee Palmer

Planner

Land planner with expertise in rezoning, site planning, use permits, variances, public outreach, and more.

Danielle Pomasl

Danielle Pomasl

Administrative Assistant

Danielle Pomasl joined Berry Riddell in January, 2020 as an Administrative Assistant. With her background in hospitality management, Danielle is experienced in supporting teams and increasing efficiency and fluidity in processes.

Shelby Pope

Administrative Assistant

Shelby is an experienced administrative professional, adept at managing office operations including ordering, billing, payment processing, and other administrative duties.

Sarah Sawyer

Sarah Sawyer

Law Clerk

A law clerk and assistant planner concentrating in land use entitlements and site development

Michael W. Zimmerman

Michael W. Zimmerman

Attorney

Experience is concentrated primarily in commercial litigation, bankruptcy and advising a wide range of commercial and individual clients.