Lori Tonnes

Professional Experience Kristy practices in the firm’s litigation department, handling cases involving personal injury, employment, business disputes, health insurance and property disputes. Kristy also represents physicians and other health care providers in licensing and disciplinary disputes. Prior to joining Helsell Fetterman, Kristy worked at a boutique law firm for fourteen years. During her time at the firm, she successfully represented clients in a number of matters. Her experie...

Jim Flaggert focuses on estate planning, administration of trusts and estates, business-succession planning, charitable planning, and estate and trust disputes. He creates charitable trusts and foundations and limited liability companies and partnerships, and assists in creating and funding insurance trusts and qualified personal residence trusts. Jim assists clients with generation-skipping transfer tax planning, and with grantor retained annuity trusts, intentionally defective grantor trust...

David C. Tingstad maintains an extensive practice in the areas of business and real estate matters, limited liability companies (LLCs), corporations and real estate. David regularly counsels clients in all aspects of business including operations, asset acquisitions, conversions and mergers. In addition, his practice includes assisting operating businesses with succession planning, financing, dissolution and disputes between owners. David’s clients range from family businesses to renewa...

Tom Boeder has more than 25 years' experience as a commercial litigator. His practice includes cases involving antitrust, antitrust clearance for mergers and acquisitions, class actions, consumer product liability and consumer protection litigation, and intellectual property litigation. A former deputy attorney general and chief of Antitrust, Consumer Protection and Criminal Law Enforcement in the Washington State Attorney General's Office, Tom has worked on a number of significant cases over...

Michael Rosenberger is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Michael, who practices law in Seattle, Washington, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael is held by other top lawyers in the same geographic and legal practice area.

Mark Quehrn, Bellevue's Office Managing Partner, focuses his practice on energy, water resources and commercial development. His areas of particular skill include project development, licensing, regulated industries, water law and commercial transactions. He assists clients in the development of all types of energy facilities and water resource projects, including hydropower projects, wind power projects, renewable energy projects in the United States and internationally, electric transmissio...

Eric Laliberte meets sensitive issues with practical solutions. As a member of Keller Rohrback’s Trust & Estates Litigation and Commercial Litigation teams, Eric’s work is informed by multiple practice areas. Eric graduated with his M.B.A. from Chapman University in 2009 and his J.D. from the University of Washington School of Law in 2012. His background in both finance and law provides him with the ability to understand complex financial issues and explain them in simple, str...

Troy J. Hickman is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Troy J., who practices law in Seattle, Washington, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Troy J. is held by other top lawyers in the same geographic and legal practice area.

Trademark law and brand strategist attorney Patchen Haggerty is a partner in the firm’s Trademark, Copyright, Media & Brand Protection practice. Patchen manages global trademark portfolios and trademark enforcement programs for market-leading companies. She also guides clients in the protection, development, commercialization, licensing, assignment and sale of intellectual property rights and assets. Patchen's recent counsel includes advising companies in managing the risks associat...

John Rosecrans is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. John, who practices law in Kirkland, Washington, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area.