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Contact
Email
Phone
+12029627381
Address
1099 New York Ave Nw, Washington, DC, 20001, US
Professional
Bar Number
4750519
About
William Thum is an attorney with Sifma in Washington, DC, where he practices general law and advises clients with a practical, responsive, and detail-oriented approach. Licensed under Bar Number 4750519, he brings a professional focus to helping clients navigate a range of legal matters with clarity and confidence. In a legal environment that often requires both precision and adaptability, Mr. Thum is committed to delivering thoughtful guidance tailored to each client’s needs. As a general practice attorney, Mr. Thum understands the importance of developing effective legal solutions that align with his clients’ goals. He works to provide clear communication and dependable support, helping clients feel informed at every stage of the process. His practice is grounded in a strong commitment to professionalism, accessibility, and client service, with an emphasis on addressing concerns efficiently while maintaining a high standard of legal care. Based in Washington, DC 20001, Mr. Thum serves clients seeking knowledgeable representation from a trusted general practice lawyer. At Sifma, he strives to build lasting client relationships through integrity, diligence, and a steady focus on practical outcomes.
Credentials
Education
American University - Washington College Of Law
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Updated: Aug 11, 2026