About The Harborside Group

At The Harborside Group, we believe every business deserves clear numbers and simple solutions. We combine decades of bookkeeping experience with modern tools to help our clients save time, reduce stress, and keep their business moving forward.

Tammy Holmes

Bookkeeping Expert

Co-Founder & CFO

Tammy brings over 35 years of bookkeeping experience, specializing in financial clean-up work and QuickBooks expertise. She enjoys helping small businesses organize their numbers and find clarity in their finances. Both she and Johnnie are QuickBooks Online Level 2 Certified ProAdvisors, giving their clients the confidence that their books are in skilled hands. When not working, Tammy enjoys spending time with her family, helping out at church, and singing with her Fort Worth a cappella group, the Voices of Harmony.

Johnnie Holmes

Technology & Operations Lead

Co-Founder & CEO

Johnnie is a U.S. Navy veteran with a strong background in business operations and technology. He is an Emeritus member of the 14-time gold medal–winning men’s chorus, The Vocal Majority, and remains active in his church community. At The Harborside Group, Johnnie combines bookkeeping knowledge with digital tools to bring clients practical support — from financial management to smart online systems. Both he and Tammy are QuickBooks Online Level 2 Certified ProAdvisors, giving them the expertise to guide small businesses with confidence. In his spare time, Johnnie enjoys family time, camping, and studying the Bible.

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