About Us

Meet Our Team


Shellee Spafford

President & CEO

Shellee started her accounting career at Merrill Lynch National Financial in 1992.  She worked here for 6 years as a credit analyst and a loan manager while getting her Bachelor’s degree in Accounting from Westminster College in Salt Lake City.  In 1996, Shellee started doing bookkeeping for a small business part time and opened up Abacus Accounting & Bookkeeping in 1998. Since then, Shellee has developed the expertise to learn and set up bookkeeping and administration processes for companies in many different industries.

Shellee was nominated for Small Business Woman of the Year by the Sandy Chamber of Commerce at the 2019 Peak Awards and graduated in 2019 from both a  mini-MBA program through Interise and the Goldman Sachs 10,000 Businesses Program.   

She has mentored other women in similar programs and currently serves on the Small Business Committee at the South Valley Chamber of Commerce.

When she is not working, Shellee enjoys raising and spending time with her two daughters.  She loves to travel, golf, ski and listen to live music, especially in the beautiful outdoors of Park City.

Shellee prides herself in only employing account specialists who are experienced and qualified enough to “calculate your peace of mind”. “In our profession, we must be very organized, efficient, and most importantly, always looking out for our client’s best interest.”  She has been very fortunate to develop an amazing team who is committed to this.

Heather Staley

Vice President of Operations

Heather graduated from Weber State University with a degree in Health Promotion/Education and minor in Biology in 2004. Professionally, she has worked as a consultant for medical providers providing accounts receivable/payable, bookkeeping and administrative management services since 1998.  Hired by Abacus Accounting & Bookkeeping in 2014, she expanded her skills and experience in small business bookkeeping/payroll, specializing in clients with multiple companies in varied business ventures. In 2019, Heather was promoted to Vice President of Operations ensuring the development and implementation of efficient operations, processes and customer relations.

Heather is a member of the National Association of Certified Public Bookkeepers (NACPB) and has several bookkeeping, accounting and payroll certifications.

Her dedication to community service extends into religious affiliations. As a life-long member of The Church of Jesus Christ of Latter-day Saints, she has served in various callings. Family is her greatest accomplishment. She and her husband have four children and reside in Hoytsville, Utah. When not working, she enjoys painting and gardening.

Missy Headshot

Missy Burton

Account Analyst

Missy is a talented accountant who has helped multiple start-ups achieve success. She began her accounting career at Hudson Consulting Group, Inc., where she handled accounts receivable, accounts payable, and collections. As an Office Manager at The Red Door, she mastered inventory management and financial statement preparation. She then joined Discover Furniture, LLC, where she prepared and analyzed monthly financial statements for 17 locations totaling approximately $1,000,000 in revenues.

She graduated with an MBA in Accounting from Westminster College in 2008, after which she helped start-up companies Motionmed, LLC and Apptooth, LLC with their business plans, accounts receivable, accounts payable, and financial statements. She then gained experience in the healthcare industry as the Controller of Fusion Healthcare Staffing.

Missy joined Abacus in the summer of 2020 and continues to expand her accounting knowledge working with small businesses to manage expenses and understand their financial statements.

When she is not working, she loves to spend time with her family, hiking or skiing, baking, or running.

Professional PicSmaller

Lindsay Pflaumer

Account & Payroll Specialist

Lindsay began her career in accounting back in 2007 and quickly realized accounting was her passion.  To further her career development, she obtained a degree in Business Administration as well as a degree in Real Estate. This helped her succeed in her Office Manager and Accounting roles while working with property management companies. Her background includes Accounts Payable, Accounts Receivable, Full Charge Bookkeeping, assisting with taxes at a CPA office, and she worked as a Controller in the Manufacturing Industry.  She is certified in QuickBooks and a member of NACPB.  She specializes in problem solving; especially when it can help ease stress for a client and make their processes more streamlined, effective, and efficient. 

 When Lindsay isn’t working or furthering her education to support her career, she is spending time with her family, traveling, and volunteering with two animal rescues in her community. In her volunteer work, she gets to help return lost pets to their owners, work in a cat shelter, and foster animals while they wait for their forever home. She also enjoys the outdoors and spends some of her weekends golfing, hiking, swimming, and gardening.

LeAnn Head Shot

LeAnn Gourley

Account Specialist

LeAnn has worked in the accounting profession for over 20 years, starting out at H. Sherwood & Company CPA providing bookkeeping services for multiple types of businesses as well as assisting in preparing tax returns.  After leaving the accounting world for a few years, she returned as the controller for a home health and hospice agency in Orem where she worked for almost 20 years.  She was hired by Abacus Accounting & Accounting in 2019 and thoroughly enjoys the various clients assigned to her.

On her time off, LeAnn enjoys spending time with family & friends, camping, hiking & snowshoeing – anything that is outdoors.


Jenna Kostenborder

Account Analyst

Jenna graduated from Utah State University in 2007 with a BS in Business. Previously Jenna was the Director of Revenue in the hospitality industry. As the Director of Revenue, Jenna specialized in preparing budgets, developing forecast projections, and implementing strategies to achieve revenue goals.  Jenna’s experience helping businesses understand their financial position, manage their expenses, and recommend actions to meet financial goals is of great value to Abacus.