About Blair C. Diaz, CPA, PC

Our Firm

Since 2004, Blair Diaz CPA, PC has served North Georgia individuals, small businesses, and nonprofits. The founder and principal, Blair C. Diaz CPA, leads a small but professional team dedicated to providing expert financial services. Housed in the historic Garner Hulsey House on Gainesville’s Green Street, our company is a local business committed to serving our community. We believe in serving others by providing professional services to nonprofits throughout North Georgia. While nonprofits are our specialty, we also provide quality accounting services to small businesses and individuals including audits, bookkeeping, payroll, compilations, Quickbooks® consulting, tax planning and tax preparation. Our seasoned staff provides personalized help to each and every client. Through reliable communication and quality accounting, we create accurate financial reports that limit surprises and improve your financial decisions.

Our Mission

We strive to improve our client’s financial reporting processes to provide accurate an informative financial reports to improve financial decision making.

Our Staff

Blair C. Diaz, CPA

Principal Accountant

Bachelor of Business Administration, University of Georgia, Class of 1993

Blair C. Diaz is a certified public accountant with more than twenty-five years of public accounting experience in a wide range of business and nonprofit sectors. Her career as an auditor with Coopers & Lybrand, LLP and as a manager with a local firm has given her experience with a variety of large, mid-sized and small companies on a national, regional and community basis. Blair is an active member of her professional and local communities. She is a member of the American Institute of Certified Public Accountants and the Georgia Society of Certified Public Accountants. Locally, she has served on many nonprofit boards in the past including the Finance Committee for the Northeast Georgia Health System.

Blair currently serves as the Chair of the North Georgia Community Foundation, as a member of the redevelopment Authority of Gainesville and as a board member of the Gainesville Ballet. She is also an active member of the Gainesville Rotary Club.

Blair is a frequent speaker to community groups on the topics of nonprofit finances and management. In 2017, she was the recipient of the W. Lee Arrendale Award for Vocational Excellence and Community Leadership. In 2022, Blair received the Gainesville Rotary Club's Guardian of Ethics award, which is awarded to a club member who has made outstanding contributions that foster the development of ethics and whose personal and professional life exemplifies Rotary's four-way test, which calls for honestly, fairness, building goodwill and friendships, and performing actions that benefit all.

Blair lives in Gainesville with her husband, the Honorable Joe Raymond Diaz. Together they raised three children, Gabrielle, Anna, and Joseph, who attended prestigious schools, Yale, Vanderbilt, and Duke, respectively.


Jennifer Hanson, CPA

Tax Manager

Bachelor of Business Administration, North Georgia College & State University, Class of 2007

Jennifer is a certified public accountant providing a wide variety of client services including consulting, planning, accounting, income tax and compliance. She has more than fifteen years of public accounting experience with individuals, small and mid-size businesses. Jennifer is a member of the Georgia Society of Certified Public Accountants. She is passionate about helping clients understand their tax situation and meet their financial goals. Jennifer lives in Gainesville with her husband Joshua, daughter Brinley, and their two dogs.


Tyler Grizzle

Senior Staff Accountant

Master of Accounting, University of North Georgia, Class of 2019 Bachelor of Accounting, University of Georgia, Class of 2015

Tyler has been a staff accountant with our firm since October of 2015. Tyler provides exemplary work in individual tax, small business finances and nonprofit services. She received her undergraduate in 2015 and her MAcc in 2019. Her next goal is to pass the CPA exam in which she is actively studying for. Tyler lives in Dahlonega with her husband and bonus child. They have a dog, Trixie, and two cats, Jocelyn and Jasper.


Amie Ivey

Business Services Associate

Amie Ivey joined the firm in September 2011 after working for the Census Bureau. She provides excellent support to the accounting team and friendly service to all clients. Amie and her husband Tim live in Gainesville with their two cats.


Kim Overcash

Financial Reporting Associate

Kim joined the firm with over 30 years' experience in Corporate Insurance Accounting. After leaving Corporate, she accepted a position at a nonprofit as Director of Finance and Administration where she learned about the needs and outreach programs in the community. She extended her education with a Master Bookkeeper Certification to learn more about public accounting and customer service. Kim resides in Sautee Nacoochee with her husband, Alan, and miniature Pomeranian, Lexee. In her spare time, she enjoys learning the history of Bonsai, creating her own Bonsai nursery, and spending time with her three grandchildren.