Mark Schweighofer, Esq.

"I am committed to providing thoughtful and practical legal counsel to my clients by not only helping them solve any immediate legal issue, but also by forging a deeper relationship in order to become a trusted advisor for future matters."

Mark W. Schweighofer


25 West Middle Lane
Rockville, Maryland 20850
301-838-3233 direct
301-354-8133 fax

Mark Schweighofer believes that clear and consistent communication is vital to providing superior legal representation, and he takes pride in being accessible to his clients. Through this attentive approach, he is able to create customized solutions that provide valuable legal protection, while also addressing clients' business objectives.

As a member of Stein Sperling’s Tax Practice group, which is one of 36 law firms in the United States to be rated Tier 1 Nationally in Tax Litigation and Controversy in U.S. News & World Report 2018 “Best Law Firms,” Mark provides transactional tax and business advice in matters related to entity formation and structure, including drafting partnership agreements, limited liability company operating agreements and stockholders' agreements. In addition, a large portion of Mark's practice focuses on serving the needs of existing businesses through equity and debt financing transactions as well as business sales, reorganizations (both taxable and tax-free) and other exit events. Mark also advises clients on the implementation of employee incentive plans, including incentive stock options, nonqualified stock options, phantom equity and other nonqualified deferred compensation arrangements.

Mark has extensive experience in international tax matters and assists both domestic and foreign clients in structuring their affairs with sensitivity to U.S. income tax considerations. He frequently counsels clients on matters related to Foreign Bank Account Reports (FBARs) and other sensitive matters related to assets held outside of the United States. 

Mark represents clients before the Internal Revenue Service on complex tax controversy matters in a wide variety of areas including partnership and corporate income tax examinations, employment taxes and personal income tax matters. In addition, he regularly works with tax-exempt organizations to navigate complex rules to ensure the protection of the organization's tax exempt status.

Mark is a frequent speaker on business and tax matters as well as issues surrounding buying and selling businesses, the rules related to nonqualified deferred compensation subject to Internal Revenue Code Section 409A, the various Internal Revenue Service programs related to offshore compliance,  as well as the recent centralized partnership audit regulations enacted as a result of the Bipartisan Budget Act of 2015.

Prior to joining the firm, Mark practiced law in Palo Alto, CA. There, he participated in the Bay Area Young Tax Lawyers Section of the California State Bar. Outside of work, Mark can be found spending time with his wife and two kids, usually joined by the family’s two dogs.  


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