Spencer Y. Kook

Partner in Charge of Los Angeles

Los Angeles, CA

He/Him

"It is my philosophy to get to know and work with our business partner clients to develop solutions that deliver the best result and value."

213-614-7359

Email c2tvb2tAaGluc2hhd2xhdy5jb20=

Spencer Y. Kook

Partner in Charge of Los Angeles

Los Angeles, CA

He/Him

"It is my philosophy to get to know and work with our business partner clients to develop solutions that deliver the best result and value."

213-614-7359

Email c2tvb2tAaGluc2hhd2xhdy5jb20=

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About Spencer

A seasoned insurance regulatory and litigation attorney, Spencer advises carriers, producers, and other regulated entities on rating and regulatory compliance, including licensing, underwriting, and forms. Spencer assists clients with noncompliance proceedings, examinations, enforcement actions and rate hearings. Leveraging more than 25 years of experience, he also manages insurance litigation and business dispute matters and defends clients against class and representative actions, and challenges brought under California's Unfair Competition Law and false advertising laws.

Spencer has significant experience prosecuting prior approval rate application proceedings and defending order to show cause hearings challenging issues concerning licenses and/or compliance with claims handling, underwriting, and advertising laws. He also defends noncompliance rate hearings and contributes to, and advises on, rulemaking hearings.

In Chamber’s USA, a client described Spencer as "very knowledgeable and plugged in to what's happening in the industry. Spencer is extremely responsive and provides pragmatic advice."

Areas of Focus

Industries:

- Insurance;
- Insurance Regulatory & Compliance

Services:

Experience

Represents physicians and private corporations in defense against multi-million dollar claims for defamation, breach of contract and fiduciary duty, conspiracy, extortion, and interference claims arising from acrimonious partnership dissolution.
Represents workers' compensation carriers in prosecuting and recovering premiums owed by companies under loss-sensitive workers' compensation policies and programs.
Resolved to the client’s satisfaction for a fraction of demand representing a workers' compensation insurer in an attorney fee dispute where a law firm sought millions of dollars in fees and damages.
Resolved in favor of the provider on the merits, by defeat of class certification and other informal resolution representing vehicle service contract and deficiency waiver provider against a series of putative class actions concerning false advertising and claims handling practices.
Successfully prosecuted breach of contract and fraud litigation against individual defendants and alter-ego company for recovery of converted funds and unearned commissions owed to the company

Recognition

The Best Lawyers in America®, Commercial Litigation, 2026; Insurance Law, 2026
Chambers USA: America's Leading Lawyers for Business, Insurance: Insurer – California, Band 4, 2020 – 2025

Credentials

Education

University of California Los Angeles School of Law, JD, 1999
University of California at Berkeley, BA, 1996

Bar Admissions

California
Nevada

Court Admissions

US Court of Appeals for the Ninth Circuit
US District Court for the Central District of California
US District Court for the Eastern District of California
US District Court for the Northern District of California
US District Court for the Southern District of California

Thought Leadership

Presentations

Panelist, "California 2025: Can We Meet The Moment?" Western Region General Counsel Conference, American Property Casualty Insurance Association, San Diego, California, July 23, 2025
Panelist, "California Wildfires: Insurance and Reinsurance Issues," ARIAS Spring Conference 2025, Coral Gables, Florida, April 30, 2025
Panelist, "Perspectives on Current Events in California's Insurance Market," Casualty Actuarial Society's (CAS) Envisioned Future (from the CAS Strategic Plan), Virtual Event, August 23, 2023
Panelist, "Is California 'Too Big To Fail'? An Examination of Potentially Existential Issues In The California Market," American Property Casualty Insurance Association, Western Region General Counsel Conference, San Diego, California, July 26, 2023
Co-Presenter, "Perspectives on Current Events in California's Insurance Market," CAS Ratemaking, Product and Modeling Seminar, Coronado, California, March 14, 2023

"Regulatory Issues in California and Nevada," Western Regional General Counsel Conference, Las Vegas, Nevada, July 14, 2022
"Retrospective and Update on California Wildfire – Related Homeowners Issues," Western Regional General Counsel Conference, Las Vegas, Nevada, July 14, 2022
Panelist, "Regulatory Roulette: Leveraging and Navigating State Insurance Departments," 2022 Insurance Coverage Litigation Committee CLE Seminar, The American Bar Association, Tucson, Arizona, March 4, 2022
"Business Interruption Coverage Claims in a Covid-19 Era: Legal and Regulatory Updates," National Asian Pacific American Bar Association Convention, Virtual Event, December 10, 2021
Co-Presenter, "The Latest from the California Regulatory Frontier on Rate and Form Approval Issues," American Property Casualty Insurance Association's (APCIA) Western Region General Counsel Conference, Virtual Event, July 27, 2021
"Legal, Governmental and Regulatory Issues Concerning Insurance Coverage Arising Out of COVID-19," National Asian Pacific American Bar Association Convention, Virtual Event, November 7, 2020
"(Mostly) Non-COVID 19 California Insurance Litigation and Regulatory Update," Western Region General Counsel Conference, Webinar, July 29, 2020
"California Rating: News Flashes and New Issues," 30th Annual Western Region General Counsel Conference, Hollywood, California, July 25, 2019
"Is California Catastrophe Regulation Leading to a Homeowners Rate Crisis?" 30th Annual Western Region General Counsel Conference, Hollywood, California, July 25, 2019
"Thirty Years After the Passage of Proposition 103," PCI's 29th Annual Western Region General Counsel Seminar, San Diego, California, July 26, 2018
"News from the Front: Update on Mercury v. Jones," 25th Annual Association of California Insurance Companies' General Counsel Seminar, Las Vegas, Nevada, July 2014
"Mercury v. Jones: Judicial Review of Prior Approval," 24th Annual Association of California Insurance Companies' General Counsel Seminar, Las Vegas, Nevada, July 2013
"Class Action Litigation under the California Unfair Competition Law," CPCU Society, Los Angeles Chapter, Los Angeles, California, January 2011
"The Regulation and Oversight of Insurance Pricing: Developing Trends in Health and P&C Insurance," Insurance Law Forum, Chicago, Illinois, November 2010
"Class Action Litigation under the California Unfair Competition Law," CPCU Society, Los Angeles, California, November 2009
"The Impact of Proposition 64 on Class Actions Against Insurance Companies," 20th Annual ACIC General Counsel Seminar, Las Vegas, Nevada, August 2009

Publications

Chapter 1, "Overview of California Insurance Law," (Revised and Updated), California Insurance Law and Practice, LexisNexis, 2019
Chapter 5, "The California Insurance Holding Company Act," (Revised and Updated), California Insurance Law and Practice, LexisNexis, 2019
Chapter 1, "Overview of California Insurance Law," California Insurance Law and Practice, LexisNexis, 2016
Chapter 6A, "Property – Casualty Insurance Ratemaking and Rate Regulation," California Insurance Law and Practice, LexisNexis, May 2015
Chapter 29, "Operation of Life and Disability Insurance Carriers," (Revised), California Insurance Law and Practice, LexisNexis Matthew Bender, September 2013
Chapter 53, "Subrogation," California Insurance Law and Practice, LexisNexis Matthew Bender, September 2010

Events

Spencer Kook Presents a Panel Discussing the Insurance Impact of California Wildfires, Apr 30, 2025
Spencer Kook to Present at APCIA's Western Regional General Counsel Conference, Jul 14, 2022
Hinshaw Attorneys to Speak at ABA’s 2022 Insurance Coverage Litigation Committee CLE Seminar, March 2 – 5, 2022
Hinshaw Attorneys to Present at the APCIA Western Region General Counsel Conference, July 27 – 28, 2021
Hinshaw Attorneys to Present at 30th Annual Western Region General Counsel Conference, Jul 26, 2019

In The News

Insights for Employers Alert

Governor Newsom Issues Executive Order Creating Rebuttable Presumption of Workers' Compensation Compensability for COVID-19 Work-Place Related Illnesses, May 8, 2020

Insights for Insurers Alert

California Orders Premium Refunds on Policies Exposed to Reduced Risk of Loss Due to COVID-19 Pandemic and Calls for Coverage Extension for Uninsured Delivery Drivers for California Essential Businesses, Apr 13, 2020

Press Releases

View all of Spencer's Insights

Interests

Did you know...

When not at the office or with family, you’ll find Spencer behind the wheel of his truck, overlanding and camping in the rugged beauty of local deserts and mountains.

Thought Leadership

Presentations

Panelist, "California 2025: Can We Meet The Moment?" Western Region General Counsel Conference, American Property Casualty Insurance Association, San Diego, California, July 23, 2025
Panelist, "California Wildfires: Insurance and Reinsurance Issues," ARIAS Spring Conference 2025, Coral Gables, Florida, April 30, 2025
Panelist, "Perspectives on Current Events in California's Insurance Market," Casualty Actuarial Society's (CAS) Envisioned Future (from the CAS Strategic Plan), Virtual Event, August 23, 2023
Panelist, "Is California 'Too Big To Fail'? An Examination of Potentially Existential Issues In The California Market," American Property Casualty Insurance Association, Western Region General Counsel Conference, San Diego, California, July 26, 2023
Co-Presenter, "Perspectives on Current Events in California's Insurance Market," CAS Ratemaking, Product and Modeling Seminar, Coronado, California, March 14, 2023

"Regulatory Issues in California and Nevada," Western Regional General Counsel Conference, Las Vegas, Nevada, July 14, 2022
"Retrospective and Update on California Wildfire – Related Homeowners Issues," Western Regional General Counsel Conference, Las Vegas, Nevada, July 14, 2022
Panelist, "Regulatory Roulette: Leveraging and Navigating State Insurance Departments," 2022 Insurance Coverage Litigation Committee CLE Seminar, The American Bar Association, Tucson, Arizona, March 4, 2022
"Business Interruption Coverage Claims in a Covid-19 Era: Legal and Regulatory Updates," National Asian Pacific American Bar Association Convention, Virtual Event, December 10, 2021
Co-Presenter, "The Latest from the California Regulatory Frontier on Rate and Form Approval Issues," American Property Casualty Insurance Association's (APCIA) Western Region General Counsel Conference, Virtual Event, July 27, 2021
"Legal, Governmental and Regulatory Issues Concerning Insurance Coverage Arising Out of COVID-19," National Asian Pacific American Bar Association Convention, Virtual Event, November 7, 2020
"(Mostly) Non-COVID 19 California Insurance Litigation and Regulatory Update," Western Region General Counsel Conference, Webinar, July 29, 2020
"California Rating: News Flashes and New Issues," 30th Annual Western Region General Counsel Conference, Hollywood, California, July 25, 2019
"Is California Catastrophe Regulation Leading to a Homeowners Rate Crisis?" 30th Annual Western Region General Counsel Conference, Hollywood, California, July 25, 2019
"Thirty Years After the Passage of Proposition 103," PCI's 29th Annual Western Region General Counsel Seminar, San Diego, California, July 26, 2018
"News from the Front: Update on Mercury v. Jones," 25th Annual Association of California Insurance Companies' General Counsel Seminar, Las Vegas, Nevada, July 2014
"Mercury v. Jones: Judicial Review of Prior Approval," 24th Annual Association of California Insurance Companies' General Counsel Seminar, Las Vegas, Nevada, July 2013
"Class Action Litigation under the California Unfair Competition Law," CPCU Society, Los Angeles Chapter, Los Angeles, California, January 2011
"The Regulation and Oversight of Insurance Pricing: Developing Trends in Health and P&C Insurance," Insurance Law Forum, Chicago, Illinois, November 2010
"Class Action Litigation under the California Unfair Competition Law," CPCU Society, Los Angeles, California, November 2009
"The Impact of Proposition 64 on Class Actions Against Insurance Companies," 20th Annual ACIC General Counsel Seminar, Las Vegas, Nevada, August 2009

Publications

Chapter 1, "Overview of California Insurance Law," (Revised and Updated), California Insurance Law and Practice, LexisNexis, 2019
Chapter 5, "The California Insurance Holding Company Act," (Revised and Updated), California Insurance Law and Practice, LexisNexis, 2019
Chapter 1, "Overview of California Insurance Law," California Insurance Law and Practice, LexisNexis, 2016
Chapter 6A, "Property – Casualty Insurance Ratemaking and Rate Regulation," California Insurance Law and Practice, LexisNexis, May 2015
Chapter 29, "Operation of Life and Disability Insurance Carriers," (Revised), California Insurance Law and Practice, LexisNexis Matthew Bender, September 2013
Chapter 53, "Subrogation," California Insurance Law and Practice, LexisNexis Matthew Bender, September 2010

Events