Cortney Harrison, owner of Gallatin Valley Bookkeeping Services.

Reliable Bookkeeping That Keeps Your Business Organized, Accurate, and Tax-Ready

Spend less time managing your books and more time growing your business. I provide dependable monthly bookkeeping, QuickBooks Online support, account reconciliations, and cleanup services for small businesses throughout Bozeman and the Gallatin Valley.

Why Businesses Trust Gallatin Valley Bookkeeping

Small business owners deserve more than generic bookkeeping. When you work with Gallatin Valley Bookkeeping, you'll receive personalized service, accurate financial records, and dependable monthly support to help keep your business running smoothly.

✔ Accurate, CPA-ready financial records

✔ QuickBooks Online expertise

✔ Personalized one-on-one service

✔ Responsive and clear communication

✔ Remote convenience with local Bozeman knowledge

✔ Monthly reconciliations you can rely on

✔ Clear financial reports

✔ Cleanup services for businesses that have fallen behind

Services Offered

Organized bookkeeping so small business owners are always ready for tax and CPA time.

Monthly Bookkeeping

Stay on top of your business finances with accurate, organized bookkeeping. Monthly account reconciliations, transaction categorization, and financial record maintenance keep your books current and your financial information ready whenever you need it.

Financial Reports & Business Insights

Payroll management, accurate financial reporting.

Clear financial reports make it easier to understand how your business is performing. Monthly reports provide meaningful insights into income, expenses, and cash flow, giving you the information you need to make confident business decisions.

Set up, Clean up, Catch Up

Whether you're starting fresh with QuickBooks Online or untangling months of unfinished bookkeeping, I'll help build an organized system that works for your business. From initial setup to historical cleanup projects, your books will be accurate, organized, and ready for the future.

Personalized One-on-One Support

No two businesses operate exactly alike. That's why every client receives personalized bookkeeping solutions tailored to their business, industry, and goals. Questions are answered promptly, and you'll always work directly with me—not a large bookkeeping firm.

Payroll Management

Free consultations available.

Leave the hassle of payroll management to us, so you can focus on growing your business. We ensure accurate and timely payroll processing for your employees.

Free Consultation

Schedule a call to learn how Gallatin Valley Bookkeeping can help set up or clean up your books for easy and accurate monthly bookkeeping.

Reliable, timely, dependable bookkeeping services.

You're not alone.

Many business owners start out managing their own books, only to discover they're months behind, their bank accounts won't reconcile, or QuickBooks has become overwhelming.

Whether you need monthly bookkeeping or help cleaning up existing records, I can organize your books, reconcile your accounts, and provide accurate financial reports so you can get back to running your business with confidence.

Falling Behind on Your Bookkeeping?

Getting Started is Easy

1. Schedule a Consultation
We'll discuss your business, your current bookkeeping, and where you need help.

2. I Review Your Books
I'll evaluate your QuickBooks file or current bookkeeping process and recommend the best path forward.

3. Stay Focused on Your Business
With your bookkeeping organized and up to date, you'll receive accurate financial reports and books that are ready for your CPA.

Certified QuickBooks Payroll badge with ProAdvisor label
Badge with QuickBooks logo and text indicating certification in Advanced QuickBooks Online for ProAdvisor.
Intuit Quickbooks.

Trusted By Local Business Owners

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"As a small business, finding someone who is both highly skilled and affordable is incredibly important, and Cortney has exceeded every expectation! If you’re looking for a knowledgeable and dependable bookkeeper, we wholeheartedly recommend Cortney Harrison and Gallatin Valley Bookkeeping Services. Thank you for everything you do, Cortney! We are so grateful to have you as a part of our Accounting Team!"

— Jennifer & Philip Rhodes, Bozeman, MT Journey Rent-A-Car

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"Cortney with Gallatin Valley Bookkeeping has been amazing at allowing me to free up my time with my business and to focus on what I do best and be more profitable. Especially with payroll! She has been fast to respond when I need reports that are essential to business growth. Strongly recommend spending time with her if you’re a business needing help with organizing your books."

— Chris, Bozeman, MT Bridger Insurance Agency