McDuffie & Associates, LLC

724 Bluff City Hwy Bristol, Tennessee 37620, (423) 968-9112 | 895 State Farm Road, #504, Boone, North Carolina 28607, (828) 262-4591
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Beverly Guy Accounting

an office of McDuffie & Associates, LLC


From left to right: Debbi Haagen, Crystal Triplett, Debra Fritts, Beverly Guy, EA, Crystal McDuffie, EA, Autumn Bernshausen, Susie Rupard


Beverly Guy, EA
Email: beverly.nctaxlady@gmail.com
A Tennessee native, Beverly began her career in tax and public accounting in 1987 with Stephen C. Wilson Co, Inc., of Boone, North Carolina. She is certified to practice before IRS, receiving the Enrolled Agent designation in 1996. She acquired Mr. Wilson’s ongoing practice in November of 1998. She holds an A.A.S. degree in Accounting from Caldwell Community College and Technical Institute. Her focus is individual and business bookkeeping and tax preparation.


Crystal McDuffie, EA
Email: crystalm@statax.com
Overseeing the management and direction of the office staff, Crystal is principal and owner of McDuffie & Associates, LLC, which includes the offices of Stanfield, Thomas & Associates and Beverly Guy Accounting. Crystal grew up in small business and has more than 20 years of accounting experience. She holds a B.B.A. from the accredited Accountancy program at East Tennessee State University. Crystal is certified to practice as an Enrolled Agent before the Internal Revenue Service and is a certified QuickBooks Pro Advisor.


Crystal Triplett

Email: TriplettC@statax.com
Crystal Triplett is the smiling face you will see when you enter our Boone offices. She began front-office duties with Beverly Guy Accounting as a teenager, and she has frequently worked tax season ever since. She kindly assists taxpayers with signing their tax documents, paying their account fees, directing their phone calls and all other front-office duties. She keeps the staff in line, and she is an integral part of our team.


Autumn Bernshausen

Email: AutumnM@statax.com
Autumn graduated high school with a 4.0, has an Associate’s degree in both business administration and accounting from Northeast State Technical Community College and is currently enrolled in the accredited Accountancy B.B.A. program at East Tennessee State University. Autumn is the welcoming smile at Stanfield, Thomas & Associates and assists in general bookkeeping services, marketing, and administrative duties.


Susie Rupard
Email: susierupard.beverlyguyacct@gmail.com
Susie began her back-office duties with Rose’s Stores in Boone, North Carolina, where she became Operations Manager. She came to work with Stephen C. Wilson Co., Inc., in 1996, as the fulltime bookkeeper and payroll professional, and after the acquisition, she continued working with Beverly Guy Accounting, adding Individual Income Tax to her other responsibilities. She holds an A.A.S. degree in Accounting from Caldwell Community College and Technical Institute.


Debbi Haagen

Email: DebbieH@statax.com
As a detail-oriented Data Entry Associate, Debbie is committed to delivering accurate, efficient, and organized data management solutions. With strong skills in data entry, record maintenance, database management, and administrative support, she ensures information is processed with precision and confidentiality. Debbie is dedicated to maintaining data integrity, meeting deadlines, and supporting business operations through reliable information management.


Debra Fritts

Email: DebraF@statax.com
As a Certified Payroll Specialist, Debra brings specialized knowledge and attention to detail to every aspect of payroll management. She is committed to delivering accurate payroll processing, maintaining compliance with federal and state regulations, and providing exceptional support to businesses and their employees.


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Disclaimer

IRS Circular 230 requires us to inform you that any U.S. federal tax advice contained in this website (including any attachments or directed links) is not intended or written to be used, and cannot be used for the purpose of (i) avoiding penalties under the Internal Revenue Service Code or (ii) promoting, marketing, or recommending to another party any transaction or matter addressed herein.

Contact us

McDuffie & Associates, LLC

Stanfield, Thomas & Associates

724 Bluff City Hwy
Bristol, Tennessee 37620

Office: (423) 968-9112

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Beverly Guy Accounting

895 State Farm Road, 504
Boone, North Carolina 28607

Office: (828) 262-4591

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© 2025 Stanfield, Thomas & Associates
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