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7900 Westpark Drive
Suite T420
McLean, VA 22102

Phone: 703-893-2660
Fax: 703-893-2123
Colette D. Cahill


Our McLean office has served the Greater Washington Metropolitan Area for over forty years. Each team member brings the knowledge and skills needed to make a difference in helping clients meet financial and accounting goals. Our team applies its experience in tax, audit, and accounting to drive innovation so our clients can focus on other agendas. Our McLean office focuses on business advisory and planning, business and individual tax, attest, QuickBooks, and estate and trust services. Our team supports community outreach programs, not-for-profit organizations, local charities and a variety of trade and civic organizations. In addition, team members regularly volunteer and participate in community organizations, especially those with similar community outreach goals, including the McLean Chamber of Commerce, Langley Residential Support Services, and Family Matters.

UHY in the Mid-Atlantic is one of the top CPA firms in the region, delivering quality services to firms ranging from middle market to Fortune 500 companies as well as government and not-for-profit entities. Your trusted advisors at UHY specialize in innovative tax solutions, audit, accounting, and consulting for domestic and international businesses and organizations. UHY also has specialty practices, including client accounting and advisory services, corporate finance, professional search and placement, cybersecurity and risk advisory, business valuation, estate planning, M&A, back-office transformation, software solutions, and much more.


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UHY LLP is a licensed independent CPA firm that performs attest services in an alternative practice structure with UHY Advisors, Inc., and its subsidiary entities. UHY Advisors, Inc.’s subsidiaries, including UHY Consulting, Inc., provide tax and business consulting services through wholly owned subsidiary entities that operate under the name of “UHY Advisors” and “UHY Consulting”. UHY Advisors, Inc., and its subsidiary entities are not licensed CPA firms. UHY LLP, UHY Advisors, Inc. and UHY Consulting are U.S. members of Urbach Hacker Young International Limited, a UK company, and form part of the international UHY network of legally independent accounting and consulting firms. “UHY” is the brand name for the UHY international network. Any services described herein are provided by UHY LLP, UHY Advisors and/or UHY Consulting (as the case may be) and not by UHY or any other member firm of UHY. Neither UHY nor any member of UHY has any liability for services provided by other members.

On this website, (i) the term "our firm", "we" and terms of similar import, denote the alternative practice structure conducted by UHY LLP and UHY Advisors, Inc. and its subsidiary entities, and (ii) the term "UHYI" denotes the UHY international network, in each case as more fully described in the preceding paragraph.