Sonosky Chambers Sachse LLP is a premier Native American law firm dedicated exclusively to representing Indian tribes across the United States. Established in 1976, the firm has built a distinguished reputation through its unwavering commitment to tribal sovereignty, self-determination, and justice, with a historic legacy of landmark Supreme Court victories and impactful advocacy.
The firm’s approach combines deep expertise in federal Indian law with decades of litigation, legislative, and negotiation experience. Its attorneys—many with backgrounds in high-level government service—specialize in complex, high-stakes matters affecting tribal rights, resources, and governance. The firm serves tribal governments and organizations nationwide, focusing on litigation, federal policy, and economic development initiatives that advance tribal interests.
Services Offered
- Litigation
- Lobbying and Governmental Relations
- Economic Development
- Tribal Health Care Law
- Self-Determination and Self-Governance
- Transportation Law
- Tribal Government Advising
- Indian Water Rights
- Treaty Rights
- Environmental Law
- Child Welfare Matters
- Land Acquisition
- Gaming Law
- Infrastructure Development
- Appellate and Supreme Court Practice
The firm maintains offices in Washington, D.C., Portland, OR, Anchorage, AK, Juneau, AK, Albuquerque, NM, and San Diego, CA, allowing it to serve tribes throughout the country. Its attorneys have been recognized with prestigious awards, including the Lawrence R. Baca Lifetime Achievement Award, and have secured billions in recoveries and critical legal precedents for tribal clients.
