Accuracy first
Every return is prepared carefully and reviewed before filing. We'd rather ask one more question than guess.
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About Harmony Tax Services
A Middle Tennessee tax firm built on accuracy, honest pricing and real, year-round relationships.
Who We Are
Tax expertise with a neighbor's accessibility
Harmony Tax Services is a professional tax preparation and planning firm based in Thompson's Station, Tennessee. We serve individuals, families and businesses throughout Middle Tennessee — from Franklin and Brentwood to Nashville, Spring Hill, Columbia and beyond — with the technical depth of a large firm and the responsiveness of a local practice that actually knows its clients.
Taxes shouldn't be stressful or full of surprises. Our approach is simple: get the numbers right, explain what they mean in plain language, quote our work upfront, and stay available all year — not just from January to April. Whether you need a single 1040 filed or ongoing planning for a growing business, you'll work with someone who takes the time to understand your situation.
Meet the Founder
Claude Korkis, CPA
Claude Korkis began his career at Deloitte, building a strong foundation in tax and accounting through experience serving a wide range of clients. That background shaped the careful, detail-driven approach he brings to his work today.
He holds a Bachelor's degree in Business Administration with a concentration in Accounting, along with a Master's degree in Accountancy focused on Taxation, both from Colorado State University.
Today, he leads Harmony Tax Services CPA, PC, bringing that same level of care and expertise to individuals and businesses throughout Middle Tennessee — combining big-firm training with the personal attention of a local firm.
What Guides Us
The values behind every return
Honest, upfront pricing
You get a clear quote before any work begins. No surprise invoices, no hidden fees.
Available year-round
Tax questions don't wait for April. We're here whenever a decision or a letter comes up.
Plain-language guidance
We translate the tax code into clear next steps, so you always understand your return.
Confidential & secure
Your documents are handled securely through an encrypted client portal, start to finish.
Rooted in Tennessee
We're your neighbors in Williamson and Maury counties, invested in the community we serve.
Let's Talk
Work with a tax team that knows you
Book a free consultation and see the difference a local, year-round tax partner makes.
5-Star Reviews
What our clients say
Real reviews from Harmony Tax Services clients on Google. Read them all on Google ›
★★★★★
Great price
Working with Claude for my wife and I's taxes was the easiest and by far the most professional person we've ever worked with. He truly goes above and beyond to help you understand everything and make you happy with his services. Super kind and extremely good at what he does. Can't recommend him enough and will be using Harmony Tax Services without a doubt going forward. Make the call today and you'll be glad you did!
★★★★★
Great price
After 20 years with our previous CPA who retired, our standards for business and individual returns were incredibly high. Harmony Tax Services exceeded them all. Claude took the time to understand our unique needs and made the entire process seamless and stress-free. We highly recommend them!
★★★★★
We are so happy to work with Claude. He is very responsive and helps our small business in a BIG way. We couldn't do it without him! Highly recommend his finance and tax services.
★★★★★
Great price
Such a great experience working with Harmony and the trust they built with us! An incredible partner and someone we'll have handle our taxes for a very long time. Can't recommend them enough.
★★★★★
Claude handled our individual and small business returns, including managing some challenges carried over from previous years, with excellence!
★★★★★
Reasonable price
As a first year resident in the area, I reached out fairly late in the tax season looking for assistance. Claude was very responsive, thorough, and friendly. I could not have made a better choice.