Thank you for visiting ONE + ONE, LLC.  We are a boutique, financial accounting services firm based in the Washington, DC metropolitan area. We understand that ONE client’s specific needs + ONE service provider’s expertise equals success.


At ONE + ONE, LLC we provide personal, tailored solutions to all of our clients, whether big or small, for-profit or tax exempt. Our principals are certified public accountants specializing in financial accounting, business advisory services & risk advisory services. Whether you're looking for a hands-on, complete accounting team, management of your accounting staff or support for ad hoc projects of a specialized nature, our primary focus is always the specific needs of our clients.