David E. Kopans

Making strategic decisions for the future can be challenging during a family crisis like divorce. Jonathan Dana, a compassionate and straightforward divorce attorney with more than 35 years of experience, helps clients navigate these difficult times to make educated, informed and optimal decisions for their circumstances. “I present clients with options, letting them know that my role is to guide, rather than tell them what to do,” says Jonathan. “It’s important that t...

C. Sei-Hee Arii is a top attorney recognized by Best Lawyers in the practice area(s) of DUI / DWI Defense. C. Sei-Hee, who practices law in Rockville, Maryland, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which C. Sei-Hee is held by other top lawyers in the same geographic and legal practice area.

Margaret is one of the four founding partners of Rock Creek Energy Group. She has over 18 years of experience counseling and representing a broad swath of electric industry participants on a wide range of federal energy regulatory and administrative litigation matters. She provides strategic counsel to investor-owned utilities, renewable and conventional generators, private equity and institutional investors, developers, and renewable energy providers on transactional, regulatory, and litigat...

Daniel T. Chaudoin is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Securities. Daniel T., who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel T. is held by other top lawyers in the same geographic and legal practice area.

Brian E. Hayes is a top attorney recognized by Best Lawyers in the practice area(s) of Labor Law - Management. Brian E., who practices law in Washington, District of Columbia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian E. is held by other top lawyers in the same geographic and legal practice area.

Andrea K. Mitchell is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and FinTech Practice. Andrea K., who practices law in Washington, District of Columbia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrea K. is held by other top lawyers in the same geographic and legal practice area.

Eric J. Rollinger is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax and Tax Law. Eric J., who practices law in Rockville, Maryland, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Eric J. is held by other top lawyers in the same geographic and legal practice area.

Arnold D. Spevack is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Arnold D., who practices law in Bethesda, Maryland, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Arnold D. is held by other top lawyers in the same geographic and legal practice area.

When clients work with David Feldman they benefit from his 50 years of experience – what he has done right as well as lessons learned and knowledge gained. The guiding principle from when he and partner, Dexter Odin, founded the firm was “the client comes first, second, and third.” That principle remains today and has been the foundation of decades-long relationships with clients. Currently, David’s practice focuses on real estate and banking issues where his practical...

William McConagha is a top attorney recognized by Best Lawyers in the practice area(s) of FDA Law. William, who practices law in Washington, District of Columbia, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William is held by other top lawyers in the same geographic and legal practice area.