About Us

Since its founding in 1999, Pescatore Cooper, PLC has grown its accounting practice to include a broad array of industries and professions.  The firm’s members and staff are proud of the fact that most of the firm’s impressive growth has been fueled by positive word of mouth and referrals from a growing list of satisfied clients.

This satisfaction has been reflected in other ways, too, including the Arizona Business Journal’s recognition of Pescatore Cooper, PLC in its Top 10 list of small accounting firms since 2007 with #1 rankings in 2013 and 2014.

Tony Pescatore

Firm managing partner Tony Pescatore specializes in income tax and business consulting for individuals and small to medium-sized businesses. He also consults in the estate and trust tax planning arena. Tony is a 1991 graduate of Purdue University with a B. S. degree in Accounting.

He is a licensed CPA in both Arizona and Illinois and a member of the American Institute of Certified Public Accountants, the Arizona Society of CPAs and the Illinois CPA Society.

Tony serves on the Finance Committees for various associations and non-profit groups. He is married and has two children.


Rachel Cooper

Firm partner, Rachel Cooper has more than 20 years’ experience in individual and small business income tax compliance. She specializes in individual and small to medium-sized business taxation, payroll and sales tax reporting and compliance and financial accounting software consulting.

Rachel has lived in the Valley of the Sun since she moved to Scottsdale in 1976. She graduated Magna Cum Laude from Arizona State University College of Business in 1993 with a B. S. degree in Accounting. She is a licensed CPA in Arizona, is a member of the American Institute of Certified Public Accountants and the Arizona Society of CPAs.

Active in community affairs, Rachel is Board Treasurer for the Scottsdale Railroad and Mechanical Society, a non-profit organization that promotes the McCormick-Stillman Railroad Park in Scottsdale, AZ. She is married and has two children.

Kathryn Thompson

Kathryn Thompson, an Arizona native, has been in public accounting since graduating from Arizona State University in 2006. With a B.S. degree in Accounting and a Masters in Taxation, Kathryn has several years of experience in the arena of individual and business income tax, along with a growing interest in estate and trust tax. A licensed CPA with the state of Arizona; she is a member of the American Institute of Certified Public Accountants and the Arizona Society of CPAs.

Outside of the office, Kathryn is often busy with various fitness and sports clubs. As an athlete most of her life, Kathryn now volunteers as a coach for the local women’s rugby team, and is looking forward to being more involved with the growing youth rugby programs in the valley.  Kathryn is married.


Katie Helle

Katie Helle has been in public accounting since 2009, specializing in payroll and sales tax reporting and compliance and QuickBooks accounting software. Her prior work experiences primarily focus on financial accounting in the automotive, banking, and property management industries.

Katie, an Arizona native, is a 2009 graduate of the University of Phoenix with a B.S. degree in Business and Accounting and a 2011 graduate with a Masters in Accountancy. She is a licensed CPA in Arizona and a member of the American Institute of Certified Public Accountants and the Arizona Society of CPAs.

Outside of the office, Katie enjoys spending time with her husband and family, fitness, and can even be found with power tools in her hand for her many craft projects.


Melissa Marmie

Before joining the Pescatore Cooper family in January of 2014, Melissa worked for a large local CPA Firm where she was the Executive Assistant to the Managing Partner. There she also spent time assisting the Tax Department.  She says the best part of working for Pescatore Cooper is the culture, the family atmosphere, and the way in which clients are truly valued.

Outside the office, Melissa enjoys spending time with family, beach vacations, and all types of fitness.




George Woodard

George Woodard specializes in providing tax planning and consulting services to individuals, partnerships, corporations, and small businesses. He has worked with companies in real estate and related financial service industries.

Prior to joining the firm, George spent 15 years in both national and local firms in Indianapolis, Indiana and 18 years at a large firm here in Arizona. He owned his own certified public accounting firm in Indiana for 11 years. He firmly believes exceptional client service is the key to building a successful professional relationship. With over 40 years of experience, George brings a conceptual approach to virtually any tax or business situation, foreseeing possibilities and planning solutions.

He graduated from Anderson University in 1969. George is a licensed CPA in Arizona and Indiana. He is a life member of the American Institute of Certified Public Accountants and a member of the Arizona Society of CPAs.

Mikayla Gilbert

Before coming onboard full-time in October 2017, Mikayla worked in customer service providing logistical services to clients across the globe.  She has worked several tax seasons to assist with our customer service needs prior to joining the Pescatore Cooper family full time.  What drew her to our team was the tight-knit family feel and the great group of people.

Outside the office, Mikayla spends time with family, reading books and gaming.  She is the head coach from the Arizona State University Women’s Rugby team.    








Jim Szymanski

I think Rachel and Tony are great. Every contact I have with each of them or anyone associated with the firm has been a positive experience. You have been knowledgeable, responsive, and professional.

Jim Szymanski
James Associates Management
Equity Services

DeWitt C. Gibson, III, CLU, ChFC

We feel very fortunate to have the firm of Pescatore-Cooper, PLC, helping us not only in the capacity of CPA services, but they have become our #1 business advisor. Their personal interest in helping us with business strategies and planning outside of the mandatory compliance reporting has made a positive impact on our work and on our bottom line. I say this after years of positive experience in working with Tony and Rachel. I am pleased to offer my endorsement of their work and am grateful for all they have done for us.

DeWitt C. Gibson, III, CLU, ChFC
Owner, Gibson Insurance, LLC

Cynthia Chaddock, CFO/COO

I have had an excellent experience with Pescatore-Cooper over the years.

Whenever I contact Rachel requesting her assistance, she responds with informed and timely accounting advice. She really understands our business as it relates to accounting and taxes. I consider her an important part of our team.

On occasion we have worked with Tony, who is also impressive. I would highly recommend Pescatore-Cooper to any professional organization.

Cynthia Chaddock, CFO/COO
E&E Exhibit Solutions

Robert Guyette

Thank you for your expertise and efforts in becoming an indispensable member of our advisory team. Your accessibility, knowledge and quick response to our questions have enabled us to make better decisions, positively impacting our businesses.

In particular, we rely greatly on your analyses and knowledge of current tax law to guide us through the decision making process. We appreciate your positive and friendly attitude and look forward to working together for many years to come.

Robert Guyette, MD, DMD
and Regina Guyette


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Contact Us

5635 N. Scottsdale Road #A-150
Scottsdale, AZ 85250
Tel: 480.994.4148