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Experienced Legal Representation in Northern California
Sinclair Wilson Baldo & Chamberlain has served Placer County and Northern California since 1888, establishing itself as one of the state's oldest continuously operating law firms. Our legacy began with L.L. Chamberlain's practice in Auburn and F.L. Sinclair's Roseville firm, which merged in 1985 to form our current partnership. With over 125 years of combined legal experience, we specialize in Business Law, Real Estate, Estate Planning, Probate, Trust Administration, and Civil Litigation. Our attorneys, including fourth-generation Placer County resident Randall R. Wilson and estate planning expert Russell P. Baldo, bring deep local knowledge and specialized expertise to every case.

Recognized by Martindale-Hubbell as preeminent for professional skills and ethics, we serve clients ranging from sitting judges to prominent business owners. Our approach combines individual attorney specialization, collaborative teamwork, and modern technology to deliver real results. We maintain offices in both Roseville and Auburn to better serve our community. Our historical roots and ongoing commitment to excellence ensure clients receive trusted legal representation grounded in decades of proven success. Judges, fellow attorneys, and community leaders consistently affirm our reputation as Northern California's premier legal practice.
Services
Business Law Litigation Real Estate Tax Law Probate Trust Administration Conservatorships Guardianships Estate Planning
Highlights and features
  • Over 125 years of combined legal experience serving Northern California
  • Specialized practice areas including Estate Planning and Civil Litigation
  • Martindale-Hubbell preeminent rating for professional excellence
  • Fourth-generation Placer County attorneys with local expertise
  • Proven track record with clients including judges and business leaders
Associations and certifications
  • Martindale-Hubbell
Services
Business Law
Our Business Law practice advises corporations and entrepreneurs on entity formation, contracts, mergers, and regulatory compliance. Attorneys leverage decades of experience to protect client interests in complex commercial transactions. We provide strategic counsel tailored to each business's unique needs and growth objectives.
Estate Planning
Estate Planning services focus on creating customized wills, trusts, and advanced directives. Russell P. Baldo, with over 40 years of experience, guides clients through asset protection and legacy planning. Our approach ensures clients' wishes are legally documented and family needs are secured.
Real Estate
Real Estate practice handles residential and commercial transactions, title disputes, and land use issues. Scott D. Christensen specializes in Northern California property law, assisting clients with purchases, sales, and development projects. We ensure compliance with state and local regulations.
Civil Litigation
Civil Litigation services represent clients in business disputes, real estate conflicts, and probate litigation. Our team combines trial experience with negotiation skills to achieve favorable outcomes. We handle complex cases involving contracts, property rights, and estate administration.
Probate
Probate practice assists executors and beneficiaries with estate administration. We guide clients through court proceedings, asset distribution, and tax compliance. Our attorneys streamline the process while maintaining sensitivity to families during difficult transitions.
People
Robert F. Sinclair
Attorney
Robert F. Sinclair graduated from UC Davis in 1974 and earned his Juris Doctorate. He specializes in business law and has practiced in Roseville for decades, combining legal expertise with local knowledge.
Randall R. Wilson
Attorney
Randall R. Wilson, a fourth-generation Placer County resident, has practiced law for over 33 years. He focuses on business law and real estate, leveraging deep community connections and legal experience.
Russell P. Baldo
Attorney
Russell P. Baldo joined the firm in 1974 and became its first non-family partner. He specializes in estate planning and probate, serving Northern California clients for over 40 years with personalized legal solutions.
Scott D. Christensen
Attorney
Scott D. Christensen has practiced real estate law in Northern California for over 22 years. His expertise includes property transactions, title issues, and land development projects across residential and commercial sectors.
Questions
What areas of law does Sinclair, Wilson, Baldo & Chamberlain specialize in?
We specialize in Business Law, Real Estate, Estate Planning, Probate, Trust Administration, Conservatorships, Guardianships, and Civil Litigation across Northern California.
How long has the firm been in operation?
Established in 1888, we are California's third-oldest continuously operating law firm with offices in Roseville and Auburn.
What makes the firm different from other law practices?
Our unique combination of historical expertise, Martindale-Hubbell recognition, and deep local roots provides clients with trusted, personalized legal representation across multiple generations.
Do the attorneys serve clients outside Placer County?
While based in Placer County, we serve clients throughout Northern California, including Roseville, Auburn, and surrounding communities for various legal matters.