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Yoona Park

  • Attorney
Telephone: (503) 227-1600
Fax: (503) 227-6840
209 SW Oak Street, Suite 500
Portland Oregon 97204

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As a Shareholder in the litigation group, Yoona concentrates her practice on environmental litigation, complex business litigation, and class actions. Having handled several high-profile cases, Yoona brings a strong sense of conviction to all of her matters, balanced by common-sense judgment and a warm, engaging personality. Yoona is particularly skilled in handling newsworthy and media-sensitive matters, having worked in agency public relations prior to law school. Yoona is part of the firm’s Management Committee and currently serves as the firm’s Hiring Shareholder.

Northwestern School of Law, Lewis & Clark College, J.D., cum laude, 2007
Lewis & Clark Law Review, Associate Editor 2006-2007, Member 2005-2006
Dean’s Fellowship, 2005-2007

Dartmouth College, A.B., Art History and English, 1999
Korean-American Students Association, Vice-President, 1997-1998

Oregon State Bar, 2007

U.S. District Court, Oregon

Stoll Berne
Shareholder, 2017-present
Associate, 2007-2012; 2014-2016
Summer Associate, 2005 & 2006

Buchanan Angeli Altschul & Sullivan
Of Counsel, 2012-2013

Fleischman-Hillard
Assistant Account Executive, 2001-2003

Oregon State Bar

Federal Bar Association

Ninth Circuit, District of Oregon
Lawyer Representative, 2019-2021

Oregon Trial Lawyers Association
Legislative Committee, 2009-2011
Business Litigation Section, Co-Chair, 2009-2012

American Inns of Court
Owen M. Panner Inn of Court

Boost Oregon
Board Member, 2015-present

Oregon Ballet Theatre
Board Member, 2010-2011

Portland Taiko
Board Member, 2008-2009

St. Andrew Legal Clinic
Race for Justice 2008, Committee Member

Classroom Law Project High School Mock Trial Competition
Volunteer Coach, 2008

“A Conversation with Chief Justice Martha Walters,” Oregon State Bar Litigation Institute, Skamania, Washington (February 2020)

“Class Actions,” co-author, Oregon Civil Pleading and Litigation, 2020 Edition

Proficient in Korean

Outside the office, Yoona writes a blog (Yoonanimous), boxes punching bags, plays bad tennis, and practices yoga. She also packs a lot of school lunches that don’t get eaten and tries hard to get her two boys to practice on time.

Practice Areas Representative Cases Articles News Awards
Practice Areas

Antitrust Litigation

We represent United States and international companies and consumers in all aspects of antitrust litigation, including, price-fixing, customer allocation, market division, price discrimination, and unfair or deceptive trade practices.

Business Litigation

From everyday contract disputes to bet-the-company litigation, our litigation team works to understand each party's priorities and to create a solution that best serves you.

Class Actions

As Oregon's leading plaintiffs'-side class actions firm, we help our clients to level the playing field and find justice. We have earned our reputation and work hard for our clients.

Elections & Government Law

We provide advice and counsel to political campaigns, candidates, and individuals involved in state and local political or governmental processes.

Employment

From wage and hour class actions to advising employers and employees on noncompetition and severance issues, our lawyers handle many aspects of employment law.

Environmental

We have experience litigating environmental issues including mass environmental torts, consumer products contamination, and state and federal natural resource damage recovery.

Healthcare Litigation

We've litigated nearly every type of healthcare dispute, ranging from complex antitrust matters to medical practice break-ups. Our clients range from small group practices to major regional integrated delivery systems and a prominent medical school.

Internal Investigations

We specialize in complex independent investigations of public bodies and private companies. Our deep experience representing both plaintiffs and defendants enables us to approach investigations without bias.

Lawyer, Accountant & Professional Malpractice

We represent clients in disputes with attorneys, accountants, auditors, insurance brokers, stock brokers, real estate professionals, and many other professionals.

Securities Litigation

Stoll Berne is Oregon's premier securities litigation firm. We have represented as many or more investors in securities and financial advisor fraud cases than any other firm in Oregon and have recovered hundreds of millions of dollars for our clients.

Representative Cases

Defense of Regional Hospital in Antitrust Case

Keith Dubanevich and Yoona Park defended a regional hospital group in a wrongful termination and antitrust action filed in Deschutes County by a physician who lost hospital privileges when terminated by his professional group.

Defense of Regional Hospital in Antitrust Case

Keith Dubanevich and Yoona Park defended a regional hospital group in a wrongful termination and antitrust action filed in Deschutes County by a physician who lost hospital privileges when terminated by his professional group.

Jewelry Conversion Claim

Steve Larson and Yoona Park represented a Portland, Oregon luxury jewelry store in a lawsuit filed by a customer who alleged that her very expensive emerald ring had not been returned by the jewelry store.

Regional Bank and Broker-Dealer Securities Fraud

Keith Ketterling and Yoona Park sued a regional bank and broker-dealer for securities fraud on behalf of a group of individual investors who were targeted by defendants for the sale of speculative, illiquid investments in spite of plaintiffs' lack of sophistication and limited investment horizons.

Class Action Lawsuit Filed Against PacifiCorp and Pacific Power for Recent Oregon Fires

On September 30, 2020, Keller Rohrback L.L.P., Stoll Berne, and Nick Kahl, LLC, three Pacific Northwest law firms with decades of combined environmental law experience, filed a class action lawsuit against PacifiCorp and Pacific Power for the catastrophic damage to homes, businesses, schools, and entire communities allegedly caused by the power companies’ negligence and downed power lines during […]

Premera Blue Cross Data Breach

Stoll Berne serves as interim liaison counsel in a multi-district litigation pending in the U.S. District Court for the District of Oregon. 

Public Accommodations Law re Airbnb

Together with the Law Office of Nick Kahl, Stoll Berne attorneys Josh Ross and Yoona Park filed a class action against Airbnb on behalf of black Oregonians who have been denied access to equal public accommodations under the Oregon Public Accommodations Law.

Stahlbush Farms Class Action

Steve Larson and Yoona Park represented agricultural employees in an employment class action against Stahlbush Island Farms for failure to pay overtime wages under the federal Fair Labor Standards Act and the Oregon Wage and Hour Law.

Rite Aid Class Action

Rite Aid assistant store managers sued the national pharmacy giant in federal court, alleging that they had been improperly misclassified as exempt from overtime when they performed no managerial tasks.

Class Action Lawsuit Filed Against PacifiCorp and Pacific Power for Recent Oregon Fires

On September 30, 2020, Keller Rohrback L.L.P., Stoll Berne, and Nick Kahl, LLC, three Pacific Northwest law firms with decades of combined environmental law experience, filed a class action lawsuit against PacifiCorp and Pacific Power for the catastrophic damage to homes, businesses, schools, and entire communities allegedly caused by the power companies’ negligence and downed power lines during […]

Public School System Internal Investigation

On behalf of a public school district, Keith Dubanevich and Yoona Park conducted an internal investigation of an alleged ethical violation by a managerial employee.

Stahlbush Farms Class Action

Steve Larson and Yoona Park represented agricultural employees in an employment class action against Stahlbush Island Farms for failure to pay overtime wages under the federal Fair Labor Standards Act and the Oregon Wage and Hour Law.

Rite Aid Class Action

Rite Aid assistant store managers sued the national pharmacy giant in federal court, alleging that they had been improperly misclassified as exempt from overtime when they performed no managerial tasks.

Natural Resource Damage and Environmental Contamination

As Special Assistant Attorneys General for the State of Oregon, Stoll Berne attorneys Keith Ketterling and Yoona Park are currently working with Attorney General Ellen Rosenblum and attorneys from the Oregon Department of Justice to file claims against Monsanto seeking recovery for damage caused to Oregon's wildlife and environment by polychlorinated biphenyls (PCBs).

Defense of Regional Hospital in Antitrust Case

Keith Dubanevich and Yoona Park defended a regional hospital group in a wrongful termination and antitrust action filed in Deschutes County by a physician who lost hospital privileges when terminated by his professional group.

Public School System Internal Investigation

On behalf of a public school district, Keith Dubanevich and Yoona Park conducted an internal investigation of an alleged ethical violation by a managerial employee.

Regional Bank and Broker-Dealer Securities Fraud

Keith Ketterling and Yoona Park sued a regional bank and broker-dealer for securities fraud on behalf of a group of individual investors who were targeted by defendants for the sale of speculative, illiquid investments in spite of plaintiffs' lack of sophistication and limited investment horizons.

Defense of Broker-Dealer re Investor’s Allegations

Stoll Berne attorneys Keith Ketterling and Yoona Park defended a broker-dealer against an investor's allegations that improper investments had been made given his investor risk profile and that his account had been churned.

Regional Bank and Broker-Dealer Securities Fraud

Keith Ketterling and Yoona Park sued a regional bank and broker-dealer for securities fraud on behalf of a group of individual investors who were targeted by defendants for the sale of speculative, illiquid investments in spite of plaintiffs' lack of sophistication and limited investment horizons.

Articles

December 18, 2009 – “End-Users Gain Right to Bring Suits for Antitrust Violations,” Portland Business Journal

Until this year, individual consumers and many businesses in Oregon had no remedy against manufacturers who drove up the price of goods by colluding with competitors to set inflated prices.  The Oregon Legislature has rectified this with a statute that becomes effective January 1, 2010. 

Winter 2008 – “Claims Against Bad Brokers – Pursuing the Predators,” Trial Lawyer Magazine

“Claims Against Bad Brokers – Pursuing the Predators,” first appeared in the Winter 2008 issue of Trial Lawyer Magazine, the quarterly journal of the Oregon Trial Lawyers Association. Article is written by Gary M. Berne and Yoona Park.

News

Amended Class Action Lawsuit Filed Against PacifiCorp and Pacific Power Seeks Hundreds of Millions in Damages for Oregonians Harmed by Recent Fires

The three Pacific Northwest law firms that filed the first lawsuit against PacifiCorp and Pacific Power on behalf of victims of the 2020 Labor Day weekend fires have amended that complaint to add additional plaintiffs from around the state and a demand for damages in excess of $600 million.

Ten Stoll Berne Attorneys Listed in the 2021 Edition of Benchmark Litigation

Stoll Berne, along with 10 individual attorneys, were recently selected to be included in the 2021 edition of Benchmark Litigation, a definitive source for America's leading litigation firms and attorneys.

Class Action Lawsuit Filed Against PacifiCorp and Pacific Power for Recent Oregon Fires

On September 30, 2020, Keller Rohrback L.L.P., Stoll Berne, and Nick Kahl, LLC, three Pacific Northwest law firms with decades of combined environmental law experience, filed a class action lawsuit against PacifiCorp and Pacific Power for the catastrophic damage to homes, businesses, schools, and entire communities allegedly caused by the power companies’ negligence and downed power lines during the devastating fires that ignited in Oregon during Labor Day weekend of 2020.

Sixteen Stoll Berne Attorneys Listed in The Best Lawyers in America 2021

Stoll Berne is excited to announce that fifteen of our attorneys were recently selected by their peers for inclusion in The Best Lawyers in America©2021 as well as four Shareholders, Steven Berman, Timothy DeJong, Keith Ketterling, and Steve Larson, named as Portland, Oregon’s Lawyers of the Year.

Court Grants Final Approval of Settlement in Premera Data Breach Lawsuit

A United States District Court Judge has granted final approval of a settlement in the Premera data breach lawsuit, which arose after Premera was the target of an external criminal-cyberattack that

Ten Stoll Berne Attorneys Listed in the 2020 Edition of Benchmark Litigation

Stoll Berne, along with 10 individual attorneys, were recently selected to be included in the 2020 edition of Benchmark Litigation, a definitive source for America's leading litigation firms and attorneys.

Fifteen Stoll Berne Attorneys Listed in The Best Lawyers in America 2020

Stoll Berne is excited to announce that fifteen of our attorneys were recently selected by their peers for inclusion in The Best Lawyers in America©2020 as well as three Shareholders named as Portland, Oregon’s Lawyers of the Year.

Settlement Reached in Airbnb Discrimination Case

Plaintiffs and Airbnb have reached a settlement in a lawsuit, filed in March 2017, alleging that Airbnb’s policies allowed its hosts to discriminate against African Americans and deny them access to accommodations by using guests’ photographs and full names to review reservation requests in violation of Oregon’s Public Accommodation laws.

Stoll Berne Runs SALC Race for Justice

A few Stoll Berners recently participated in the 2019 St. Andrew Legal Clinic's Race for Justice on Saturday, June 15, 2019.

Yoona Park Quoted in OSB Bulletin re Boost Oregon

Stoll Berne attorney Yoona Park was quoted in the April 2019 edition of the Oregon State Bar Bulletin. The article, which also features former Stoll Berne attorneys Nadine Gartner as well as Elizabeth Milesnick, highlights Boost Oregon. 

See All News
Awards

Benchmark Litigation
2015-2021

Oregon Super Lawyers
Rising Star, 2009-2013

The Best Lawyers in America®
2017-2021

Stoll Berne
209 SW Oak Street, Suite 500
Portland, OR 97204
(503) 227-1600
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All Rights Reserved.

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