JanLarson

Chambers USA 2026 guide once again recognized Jenner & Block as a leader in the California legal market, highlighting the firm’s excellence across its general commercial, white collar, media and entertainment, and intellectual property practices, with 13 lawyers earning individual recognition.

The Department of Justice has quietly created a new power center that will expand its ability to pursue investigations and bring politically charged lawsuits against both corporations and state actors. For companies navigating federal scrutiny across multiple regulatory fronts—from consumer protection to immigration—this shift could reshape how enforcement risk manifests in 2026 and beyond. Below, we discuss what this shift means—and how your organization should be preparing in anticipation of a

The California Invasion of Privacy Act creates a private right of action for individuals who have been the victim of, for example, the wiretapping of their telephone lines. With dramatic advances in technology, private plaintiffs have filed CIPA claims connected to customer service call recordings, transcription services, and website chat services.

The Chambers USA 2025 guide has recognized Jenner & Block’s excellence in its California practice rankings. Chambers now has repeatedly ranked Jenner for its general commercial, white collar, media and entertainment, and intellectual property practices. Chambers also recognized seven California partners in its band of rankings and four California partners as “up and coming” in its rankings.

An elderly homeowner endured mandatory evacuations and suffered significant smoke, soot, and ash damage to her home in Santa Barbara, California as a result of the Thomas Fire in December 2017 and survived the subsequent debris flows on January 9, 2018 that took the lives of 23 other community members. In her words, “the twin disasters were a period of crisis and my life was turned upside down.” 

A Jenner & Block team advised Saothair Capital Partners, a private equity firm focused on investing in middle-market manufacturing and industrial companies, in their acquisition of a majority equity stake in Pioneer Window Holdings, Inc (“Pioneer”) through a newly-formed affiliate.

In an article for Law360, Partner Jan Larson, Special Counsel Carolyn Small, and Associate Ben Seelig provide insight on the quirks and potential pitfalls in applying common definitions of a “claim” to different types of government inquiries and investigations. They also explain how recent decisions have interpreted whether certain initiating steps rise to the level of a claim for purposes of triggering potential insurance coverage under liability insurance policies.

A Jenner & Block team advised Silgan Holdings Inc. (Silgan) in closing its acquisition of Weener Plastics Holdings B.V., a leading producer of differentiated dispensing solutions for personal care, food, and healthcare products, for an enterprise value of €838 million. Weener operates a global network of 19 facilities predominantly in Europe and the Americas, with approximately 4,000 employees and proprietary manufacturing technologies, including significant clean room capabilities. Silgan enter

A cross-office Jenner & Block team represented Silgan Holdings Inc. (Silgan) in entering into a sale and purchase agreement to acquire Weener Plastics Holdings B.V., a leading producer of differentiated dispensing solutions for personal care, food, and healthcare products, for an enterprise value of €838 million. Weener operates a global network of 19 facilities predominantly in Europe and the Americas, with  approximately 4,000 employees and proprietary manufacturing technologies including sign

A cross-disciplinary Jenner team represented Omni Federal (Omni) in connection with an investment in the company by funds affiliated with Madison Dearborn Partners. Founded in 2017, Omni is a provider of innovative and intuitive mission and enterprise software solutions to the US Department of Defense (DoD) and Intelligence Community (IC). 

As businesses have increasingly recognized the importance of obtaining insurance coverage specific to cyber incidents, so too have insurers increasingly recognized the risks inherent in providing such coverage - particularly where those cyber incidents potentially may be connected to sovereign state and government actors. In 2023, the insurance market introduced significant, substantive modifications to their policies in an attempt to address such incidents. Policyholders are encouraged to take

On December 6, Jenner & Block client Canadian National Railway Company (CN) closed on its acquisition of Iowa Northern Railway Company, a critical transportation network operating approximately 275 miles of track serving a mix of agricultural and industrial shippers in Iowa. The transaction involved the deposit of the controlling equity of Iowa Northern into a voting trust at closing, pending approval by the US Surface Transportation Board to the transaction.

Partner David Robbins welcomes Partner Jan Larson, a Co-Chair of the firm’s Insurance Recovery and Counseling Practice, to share her insights about what government contractors should know about insurance recovery. As Jan explains, Jenner is uniquely positioned to help contractors because its insurance practice focuses on representing policyholders rather than insurance companies. They discuss the need for an insurance lawyer to protect a client’s assets. “I like to think about insurance as a sou

Introduction

Partner Jan Larson is featured in Business Today’s guide to 10 of California’s most influential policyholder lawyers. “The lawyers mentioned have an impressive track record, handling complex claims on behalf of policyholders and navigating policyholder-side coverage disputes,” the publication says. Jan is a Co-Chair of the firm’s Insurance Recovery and Counseling Practice. Experienced with nearly every kind of product in a typical corporate policyholder’s insurance portfolio, she helps her diver

Government investigations are costly, requiring companies and individuals to expend significant financial resources to comply with, or challenge, the government’s requests. In these situations, where a company or an individual faces a government subpoena, civil investigative demand, indictment, or otherwise finds themselves subject to a government investigation, what are the latest legal developments concerning whether their directors and officers (D&O) liability insurance policy will treat the

Partner Jan Larson spoke on a panel entitled “RWI Over Escrows: Claims & Dispute Resolution” at the 2023 Transaction Solutions Symposium, the leading conference on reps and warranties, tax, and contingent liability insurance. The event was sponsored by the Los Angeles chapter of the Association for Corporate Growth, giving attendees the opportunity to talk with leading industry professionals and learn about the latest developments and strategic considerations impacting M&A and transactional risk

This article was originally published in Law360 on April 10, 2023.

Entering 2023, businesses in the hospitality industry continue to face significant litigation risks arising out of employment-related claims. In this article, we will highlight three areas of employment-related litigation risks facing hospitality companies: wage and hour claims, BIPA and other privacy actions based on collection of employees’ biometric information, and human trafficking claims. A common tool available to manage risk in each of these areas is insurance. Accordingly, we also ident

In a client alert, Partner Jan A. Larson and Associate Sara M. Stappert discuss how investors are now pushing insurance companies for more robust climate disclosures amid growing concern over climate change and related risk exposures.