Thaddeus J. "Thad" O'Sullivan

Jennifer Payseno is a partner at McKinley Irvin with more than 30 years of experience practicing family law. She represents clients in a wide range of matters, including divorce, child custody, child support, relocation, and complex, high-asset cases involving closely held businesses and substantial financial assets. Known for her thoughtful and strategic approach, Jennifer combines meticulous preparation with strong courtroom advocacy and practical problem-solving. Her practice is grounded i...

For as long as Steven Reich can remember, he wanted to correct wrongs and give vulnerable people a voice. In his sophomore year of high school, he set a path to achieve his goal of becoming a lawyer. Today, as a practicing personal injury lawyer, Steven is a fierce advocate for those who suffer physical, emotional, and financial losses from sexual abuse and severe or catastrophic injuries. He takes on their cases against sexual predators, large institutions, businesses, insurance companies, a...

Bruce Dick has been practicing business law for more than 30 years, with a focus on companies involved in energy or technology industries. His experience across this blend of industries helps his clients stay abreast of the most relevant legal topics for their business. Bruce’s energy industry experience includes representing independent power producers and utilities with regard to their conventional and renewable energy (including geothermal, recovered energy, solar and wind) projects ...

Carol Vaughn is a lawyer recognized by Best Lawyers in the practice areas of Elder Law, Family Law, Litigation - Trusts and Estates and Trusts and Estates. Carol practices law in Seattle, Washington Best Lawyers has recognized Carol Vaughn since 2018. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Carol Vaughn is held by other lawyers.

Rob Roy Edward Stuart Smith is a lawyer recognized by Best Lawyers in the practice area of Native American Law. Rob Roy Edward Stuart practices law in Seattle, Washington Best Lawyers has recognized Rob Roy Edward Stuart Smith since 2013. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Rob Roy Edward Stuart Smith is held by other lawyers.

John Rosecrans is a lawyer recognized by Best Lawyers in the practice area of Family Law. John practices law in Kirkland, Washington Best Lawyers has recognized John Rosecrans since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which John Rosecrans is held by other lawyers.

Colonel Betz focuses his practice on personal, tax and estate planning for individuals and families as well as the representation of fiduciaries in estate and trust administration. He advises clients on a broad range of basic and sophisticated estate planning strategies, estate and trust administration issues, probate, estate and trust dispute resolution matters, and the preparation of gift and estate tax returns. His practice includes planning for executives, business owners and multigenerat...

Jesse S. Bennett is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Jesse S. practices law in Seattle, Washington Best Lawyers has recognized Jesse S. Bennett since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jesse S. Bennett is held by other lawyers.

Nicholas Peter Gellert is a lawyer recognized by Best Lawyers in the practice area of Litigation - Insurance. Nicholas Peter practices law in Seattle, Washington Best Lawyers has recognized Nicholas Peter Gellert since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Nicholas Peter Gellert is held by other lawyers.

Heather M. Colburn is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Heather M. practices law in Seattle, Washington Best Lawyers has recognized Heather M. Colburn since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Heather M. Colburn is held by other lawyers.