Professionals

Bill Collier

Phone: 562-317-3302
Mobile: 760-500-2952
Bill’s nearly forty years of legal experience has been primarily in the areas of maritime and general civil litigation. He previously headed a very successful and globally recognized marine and energy practice of a large West Coast based law firm.…

Joe Walsh

Phone: 562-317-3301
Mobile: 310-650-1242
Joe’s practice involves a full range of maritime, energy, and environmental matters. He is perhaps best known for his considerable experience in oil and chemical spills, casualty investigations, crisis response, and litigation stemming from maritim…

Alan Nakazawa

Phone: 562-317-3304
Mobile: 313-503-6509
Alan is engaged in maritime, general transportation, commercial and environmental law practice. His practice includes cargo and freight matters, maritime lien enforcement, charter party disputes, bills of lading issues, arrests and attachments, pollu…

Barbara Holland

Phone: 206-502-4251
Mobile: 206-930-7331
Barbara is an experienced advocate for businesses involved in the international and domestic maritime industry and the shoreside companies that support it. She advises cargo, passenger, fishing and towing vessel owners and operators, shipyards, marin…

James Brooks

Phone: 562-317-3322
Mobile: 323-828-2963
James currently focuses his practice on federal transportation and shipping disputes in California. He is a tremendous trial lawyer who provides clients with comprehensive representation and a vigorous defense from filing to verdict. Prior to joining…

Zachary Farley

Phone: 562-317-3321
Mobile: 559-280-3468
Zachary focuses his practice on maritime and commercial disputes and providing advice related to maritime transactions. He represents clients before state and federal courts in matters ranging from lien enforcement to contract disputes, as well as gl…

Caroline Wilson

Phone: 562-317-3324
Mobile: 858-922-8939
Caroline joined Collier Walsh Nakazawa as a summer associate in 2019 following her first year of law school at Tulane University. Caroline was a member of the Tulane Law Review and a Senior Fellow for Legal Research and Writing taken by first year la…

Victoria Doub

Phone: 562-317-3327
Mobile: 443-839-7177
Victoria joined Collier Walsh Nakazawa in 2023. Victoria’s practice focusses primarily on business litigation as well as commercial and energy law. Victoria graduated cum laude from Pepperdine University Rick J. Caruso School of Law and was adm…

Joe Mantz

Phone: 206-558-2114
Mobile: 425-442-3271
A Seattle native, Joe joined Collier Walsh Nakazawa in 2025. Joe’s practice primarily involves representing shipping companies and P&I Clubs on matters involving admiralty and maritime law, marine insurance, and vessel operations. Joe gradu…

Quinn Porter

Phone: 206-558-2110
Mobile: 818-448-5055
Quinn joined Collier Walsh Nakazawa as an associate in 2026. Prior to joining the firm, he practiced at a boutique litigation firm where he handled complex civil litigation matters. Working in a small litigation team, Quinn took a leading role in man…

Jensen Mauseth

Phone: 206-502-4252
Mobile: 425-359-1189
Jensen is Of Counsel to Collier Walsh Nakazawa and is based in the Seattle-Tacoma area giving the firm extended reach and additional maritime and environmental capability. Prior to founding his own firm, Mauseth Legal, Jensen was an associate with a…

Kim Estes

Phone: 562-317-3323
Mobile: 310-994-2510
Kim is a marine engineering specialist and has sailed as a Chief Engineer. Upon graduating from California State University, California Maritime Academy, Kim began working as an Engineering Officer on US Merchant Marine vessels, eventually rising to…

Jock Mawson

Phone: 562-317-3306
Mobile: 310-498-2755
Jock is a marine insurance and claims specialist. A qualified master mariner with an MA in Maritime Policy, Jock has worked in all facets of the industry, including P&I, legal, broking and underwriting, claims management, expert witness, policy a…