top of page

Welcome to our Scottsdale, Arizona CPA firm!


about us

Shayne R. Neuwirth CPA, PLLC provides outstanding tax, accounting, and consulting services to both individual and business clients. Our firm was established in 2011 to create an atmosphere where clients receive individualized attention and exceptional service. After 9 years we remain passionate about the same beliefs as our practice continues to expand. We provide tax-savings opportunities that can be implemented immediately. Business clients choose us as their trusted accountants because we facilitate their move from startup to a thriving business. Our mission is to take care of the necessary accounting so clients can get back to generating profits.


Our firm believes in four underlying principles: professionalism, 

responsiveness, quality, and peace of mind. By combining our expertise, experience, and energy, each client receives personal and professional attention. Those who choose our CPA firm rely on competent advice and we deliver what we promise and go beyond expectations.


Our CPA firm is responsive; phone calls and emails are returned within 24 hours and we always come on time and prepared for all appointments.  Individuals and companies who choose our CPA firm rely on competent advice and fast, accurate personnel. We provide total financial services to individuals, large and small businesses, and other agencies.  To see a listing of our services, please take a moment and look at our services page. Because we get new business from the people who know us best, client referrals have fueled our growth in recent years. 


We feel it is extremely important to continually professionally educate ourselves to improve our technical expertise, financial knowledge, and service to our clients. We operate by a high set of standards to meet the needs of our clients and to exceed their expectations.

Meet The Team

Image of Shayne R. Neuwirth

Shayne R. Neuwirth

Image of Joanna M. Yergler

Joanna grew up in a small town in Illinois and moved to Arizona to escape the cold and attend ASU where she graduated with a Bachelor’s in Marketing. Joanna then pursued a Master’s of Accounting and Financial Management graduating in 2013. She earned her CPA in 2015 while working as a staff accountant for Henry+Horne She has worked for the Shayne R. Neuwirth CPA, PLLC since June of 2018 and strives to provide quality service to clients and continuously learn about the tax field. As the senior tax manager, she specializes in both business and individual returns as well as payroll and LLC setup. Joanna enjoys getting to know our clients and ensuring they receive assistance tailored to their needs. In her spare time, Joanna enjoys golfing, baseball games, baking, Escape Rooms, and movies.  

Joanna M. Ashford 

 CPA, MAFM, Director of Tax

Trisha moved to Arizona in 2018 from Illinois. She has an Associate of Science Degree from Rockford Career College of Illinois, in 2017. In her free time, Trisha enjoys bonfires, reading, puzzles, and exploring Arizona with her husband, Mike. She loves dogs and hopes to adopt one someday. Being from the Midwest, a good rainstorm makes her happy. Trisha has been in the Customer Service Industry for over 12 years and loves meeting new people.  She looks forward to meeting you soon!" 

Trisha Torrance

Administrative Assistant

Sarah is a native to Arizona, she has known Shayne for over 10 years and has 19 years of bookkeeping experience.  Sarah is married with 2 daughters aged 6 and 7, the eldest was diagnosed with Angelman Syndrome at 10 months of age. Due to her daughters’ significant needs, Sarah works part-time so that she can be with her girls after school.  Sarah plans to attend ASU in the fall to finish her business degree and pursue her CPA. When she is not busy being a mom, student and bookkeeper she enjoys volunteering for The Angelman Syndrome Foundation; meeting recently diagnosed families, organizing the yearly fundraising walk, and spreading awareness for this rare disease.  

Sarah Ferrell

Staff Accountant

Jordan grew up and has family in both Illinois and Washington state and moved to Arizona in 2021 and started working at Shayne's office in late 2022. She has her degree in Leadership from Southeastern University and has been working in the administration and customer service field for over eight years. In her free time, she likes spending time with her husband exploring new places around the Phoenix area as well as staying active at the gym or outside.

Jordan Prechel

Executive Assistant

Kim joined Shayne R. Neuwirth CPA, PLLC in July of 2022. She has an MBA in Accountancy and Bachelor's in Food Service Management. With over 9 years of accounting and payroll experience, she has grown to provide quality accounting services to our clients from small start-up businesses to long-standing companies with multimillions in revenue. Outside of the office, Kim enjoys small getaways to Northern Arizona, cookouts with her family, movies, concerts, and arcades.

Kim Ramone

Accounting Manager

Jonathan grew up in the Kansas City area before attending Arizona State University for undergraduate studies in Electrical Engineering. He went on to attend law school at the University of Kansas and graduate studies in accounting at the University of Missouri: Kansas City Bloch School of Management and Avila University before becoming a CPA in 2018 and moving back to Scottsdale. Because he is not an attorney, he cannot provide legal advice, and no recommendations should be construed as legal advice. When away from work, Jonathan enjoys ASU and KU football and basketball, movies, bowling, and playing clarinet and saxophone.

Jonathan Steiner

CPA Tax Accountant
bottom of page