Apex Accounting has more than 40 years of experience working with clients in and around Apex, North Carolina. Over the years, we have provided clients with personalized service to address their accounting needs. As a firm, we are dedicated to strengthening our professional and civic ties to the community.

Staff Profiles

John D. Christenberry, EA

John was born and raised in North Carolina. John attended Mooresville City Schools, where he graduated in 1967. He continued his education by attending Catawba College, located in Salisbury, North Carolina, where he graduated in 1971 with a degree in accounting.

After working with the Internal Revenue Service as a Revenue Agent from 1971-1980, John left the IRS in 1980 to start Apex Accounting. John has been an Enrolled Agent since 1980. In 1989, John helped to organize the North Carolina Chapter of the National Association of Tax Professionals. He has served on the NC NATP Board numerous times as an Officer and as a Director. He still continues to be an active member of this organization.

John is also an active member of the National Association of Enrolled Agents. He is also an active member of the Apex Rotary club and has served as an officer of this organization.

Stephanie C. Smith AFSP

Stephanie was born and raised in Apex, North Carolina. She is a 1991 graduate of Apex High School. She attended Catawba College in Salisbury, North Carolina, and graduated in 1995 with a BA in Accounting. Stephanie joined her father at Apex Accounting in October 1997. She is currently working toward becoming an Enrolled Agent.

She is an active member & treasurer of the North Carolina Chapter of the National Association of Tax Professionals. She is very involved in her church, Salem Baptist Church, where she serves as Chair of the Finance Committee and the Director of the Women’s Ministry.   Stephanie lives in Holly Springs with her husband Marty and daughter Emma.

Staci B. Williams
Office Manager/Bookkeeper

Staci has lived in the Apex area since the end of 2002. She graduated in 1990 from Sun Valley High School in Monroe, North Carolina. She went on to attend Appalachian State University and graduated in 1994 with a double degree, a BS in Finance and Real Estate.

After spending several years in corporate America, she took time off work to stay home with her three children. Staci joined Apex Accounting in August of 2007.  She then went back to school and earned her MBA in 2017 from King University.