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354 SW Upper Terrace Dr Ste 101, Bend, OR, 97702-1575, US
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About
Terrence B O’Sullivan is a seasoned attorney with more than 57 years of experience representing individuals, families, and businesses in a wide range of legal matters. At Merrill O’Sullivan Stewart in Bend, Oregon, he focuses his practice on banking law, litigation, estate planning, and securities and investment fraud matters. With decades of experience behind him, Mr. O’Sullivan brings a deep understanding of both the legal and practical issues that can affect his clients’ financial security, business interests, and long-term planning goals. Throughout his distinguished career, Mr. O’Sullivan has been known for a thoughtful, strategic approach to problem-solving and a commitment to providing clear, reliable guidance. He understands that legal disputes and planning decisions often involve high stakes, and he works to help clients navigate complex issues with confidence and clarity. Whether addressing sophisticated financial disputes, assisting with estate planning matters, or handling litigation, he is dedicated to delivering representation tailored to each client’s specific needs. Based in Bend, Oregon, Mr. O’Sullivan continues to serve clients with professionalism, integrity, and a strong focus on practical results. His long-standing experience in banking, litigation, estate planning, and securities and investment fraud makes him a trusted resource for clients seeking knowledgeable counsel and steady advocacy.
About Banking Law
Banking attorneys advise financial institutions on regulatory compliance, transactions, and litigation. They help banks navigate complex financial regulations. Common matters include regulatory compliance, loan transactions, bank litigation, consumer finance.
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Updated: Jul 13, 2026