As a trusted advisor serving our community since 2007, we strive to provide insightful guidance to empower our clients to make informed financial decisions.

O’Donnell & Co., LLC is a full-service accounting firm located in Middleburg, the heart of Virginia’s Horse Country.

Being a small firm, we specialize in providing high quality tax, accounting and advisory services for individuals, businesses, farms, trusts and non-profit organizations. Our mission is to provide personalized, insightful service with a focus on developing and maintaining long-term relationships with our clients.

We encourage you to explore our site to learn more about us and the services we provide. Please contact us if you have any questions or would like to schedule an appointment.


Even the most qualified managers can benefit from competent, objective feedback. We can help your company’s management team develop long-term objectives and specific strategies to facilitate your business’ future growth and success.

Business Entity Selection
Pension & Profit Sharing Plans



We keep current on new tax laws and legislation. Putting us in a position to identify key tax planning opportunities that minimize both your current and future tax liabilities. We provide our individual and business clients with the taxation expertise and knowledge throughout the year.

Tax Planning
Tax Preparation
IRS Representation


Meaningful, well-organized financial records ensure that your business operations will run more efficiently on a daily basis. Our firm provides a full range of cost effective accounting services.

Controllership Support
Financial Statements
Cash Flow & Budgeting Analysis