About Roos & McNabb CPA’S PC

“Exciting” may not be the first word that comes to mind when considering your accounting needs, but here at Roos & McNabb CPA’S PC, we aim to change that. To our qualified Fresno, CA CPA firm, accounting is exciting and not just because we love crunching numbers. We view accounting differently than most – as an opportunity to join forces with small business owners just like you so that we can use our skills to help your business grow.

We listen to and get to know each client so that we can curate services that meet their immediate needs and lay a foundation for their future. As an experienced CPA firm, we know that situations can change quickly. When those changes occur, we’ll be here for you, whether you’re a business or an individual. We are excited to join you on the journey as you make strategic financial decisions for now and set long-term goals for future growth. Your growth is our growth, so we take your business personally, and we do it with personality.

Learn More about Roos & McNabb CPA’S PC

For quality accounting services from a team of experienced, solution-driven professionals who are ready to listen to you, call us at 559-226-2209 now and request a free consultation to get started.


Roland Roos CPA

Roland M. Roos

CPA, President

Roland has been a CPA for more than forty years here in the Central Valley. His consulting and tax planning expertise has contributed to the growth and success of his clients. Roland treats every one of his clients as if they were his only clients, priding himself on building trusted, lasting relationships.

Receiving his California CPA License in July, 1971, Roland is also licensed to practice in Nevada and Florida, and is a proud member of the AICPA. In addition, Roland serves on several Nonprofit Board of Directors and serves as a volunteer at his church.


Roland Roos CPA

Tyler M. McNabb

CPA, Vice President

Tyler has a graduate degree in Taxation from Golden Gate University and most recently worked at RSM US LLP, where he provided tax solutions to middle market private equity funds and high net-worth individuals.

A California Licensed CPA with a focus on taxation and consulting, Tyler specializes in working with complex tax issues and tax structuring for professional athletes and entertainers, local breweries, restaurants and wineries, and almond/pistachio growers and processors in the Central Valley.

Tyler is currently studying for the Chartered Financial Analyst (CFA®) designation to enhance his asset management skills, and to gain further access to resources in the financial sector. Tyler plans to start providing financial planning services to new and existing clients in the foreseeable future.


Roland Roos CPA

Heidi Roos

Audit Senior Manager

Heidi has over twenty years of experience as an accountant and is currently the firm's Audit Senior Manager. Graduating Magna Cum Laude from National University in 1998 with a B.S. in Accountancy, she is a proud member of the California Society of CPA's. Her focus and dedication in finding solutions to business problems is what clients value most.

Heidi's primary experience includes performing and managing many of the firm's non-for-profit audits in addition to providing tax services for individuals and businesses. Outside of the office, you'll find Heidi spending time with her family, traveling, pilates, or reading.


Gary Ohanian

Gary Ohanian

QuickBooks ProAdvisor

Gary joined our firm in June of 2020. He is a registered tax professional, a certified QuickBooks ProAdvisor, and is currently pursuing his CPA licensure. He specializes in developing efficient ways to maintain and operate the bookkeeping needs of small businesses.

Gary has five years of bookkeeping and tax preparation experience working with medium-sized manufacturing and service providing businesses. Originally from Pasadena, California, Gary moved to Fresno to be with his fiancé and has truly embraced the family-structured lifestyle and hard-working mindset that the Central Valley has to offer.

Graduating from the University of Phoenix, Gary received his MS in Accountancy. He is a candidate member of the AICPA and is an active member of the California Tax Education Council.


Avtar Boyal

Avtar Boyal

Senior Accountant

Avtar was born and raised in the Central Valley. He graduated from California State University, Fresno, with a bachelor's degree in Business administration, emphasizing accounting. Since then, he has had the opportunity to work in many industries. Some of those industries include not-for-Profit, construction, and telecommunications. In August of 2021, he decided to jump into the world of public accounting to pursue his CPA licensure. He has a desire to use his accounting skills and background to help local businesses thrive financially.


Maria Gonzales

Maria Gonzalez

Office Manager

Roland Roos and Company welcomes Office Manager Maria Gonzalez to our tax and accounting firm. As an experienced administrator with various banking operations, including accounts payable, accounts receivable, and general ledgers, Maria oversees our client service department.

Providing support to our clients around the country, Maria ensures each of our clients are assisted and receive responsive, timely service addressing their specific needs. Maria is bilingual in English and Spanish, making for yet another strong addition to our well-rounded and diverse team.


Keilyn Manning

Keilyn Manning

Executive Assistant

Keilyn has joined our firm as the Executive Assistant to Tyler McNabb. As a seasoned and high-level administrator, she brings 5 years of administrative experience to the firm after working in the CPA industry in Fresno, CA. In her previous roles, she was responsible for overseeing large tax client groups, managing outsourcing personnel, training new employees, and was the acting liaison between clients, lenders, and executives. Keilyn has the ability to tailor her skill set to meet the needs of our new and existing clients as our firm continues to rapidly expand. She is set to obtain her Real Estate License in December of 2021. Outside of work, Keilyn enjoys spending time with her children, reading, hiking, and attending her church