David P. Weiner

Melissa E. Chapman is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Melissa E., who practices law in Portland, Oregon, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Melissa E. is held by other top lawyers in the same geographic and legal practice area.

Paul Berg splits his time between managing the firm and his litigation practice. Paul’s practice focuses on complex business and commercial litigation, along with personal injury and wrongful death actions. Paul co-authored the 2020 edition of Oregon Civil Pleading and Litigation , as well as the 2009 supplement to the “Case Investigation” chapter of the Oregon Civil Litigation Manual .

Keil Mueller is a resolute and tireless advocate for his clients’ interests. With over 15 years of litigation experience, Keil has regularly represented government entities, investors, consumers, businesses and other Plaintiffs in a wide variety of complex legal matters and class actions. His practice focuses on issues related to securities and financial fraud, the environment, consumer class actions, and partner and shareholder disputes among others. Keil’s thoughtful but tenacio...

A partner with Ball Janik LLP, Chris Walters has practiced at the firm for over 25 years. His areas of practice include real estate, construction, finance, sales and leasing, venture formation and representation, public contracting, and all aspects of project funding, development and management. He has assisted developers, investors, landlords, tenants, lenders, corporations, public agencies, contractors, design professionals, health organizations, resort and hospitality providers, and religi...

Derek D. Green is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Derek D., who practices law in Portland, Oregon, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Derek D. is held by other top lawyers in the same geographic and legal practice area.

Rich Meneghello is a partner in the firm's Portland office. He is passionate about assisting employers with their labor and employment problems in a wide variety of areas. Rich has focused much of his practice on defending and advising employers on disability discrimination issues. He has maintained this focus since 1999, when he was the lead associate attorney before the U.S. Supreme Court in the case of Albertsons v. Kirkingburg, a unanimous decision interpreting the Americans with Disabili...

William D. Miner is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. William D., who practices law in Portland, Oregon, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William D. is held by other top lawyers in the same geographic and legal practice area.

Michael Zahn is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Michael, who practices law in Portland, Oregon, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael is held by other top lawyers in the same geographic and legal practice area.

John A. Berg is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. John A., who practices law in Portland, Oregon, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John A. is held by other top lawyers in the same geographic and legal practice area.

Josh fuels his passion for finding the winning argument with intellect, empathy, and conviction. At his core, Josh believes in his clients’ cause, and does not shy away from conflict or complicated legal matters. Josh represents clients in a wide variety of civil matters, including trust and estate litigation, shareholder disputes, consumer and securities fraud actions, class actions, breach of professional and fiduciary duty, and property and contract disputes. In his trust and estate ...