Riina Pärn

David M. Mayer is the managing shareholder of Monsees & Mayer, P.C., based in Kansas City, Missouri. His practice focuses on Personal Injury Litigation – Plaintiffs and Product Liability Litigation – Plaintiffs, representing individuals harmed by negligence and unsafe conditions. David regularly advocates for victims of sexual abuse , motor vehicle accidents , and premises liability incidents. As a Kansas City native, he is committed to helping clients, particularly children a...

David's practice consists of counseling independent directors of open-end funds, closed-end funds, exchange-traded funds and business development companies, as well as the funds themselves and their investment advisers on matters relating to the Investment Company Act of 1940, the Investment Advisers Act of 1940, the Securities Act of 1933 and the Securities Exchange Act of 1934.

Jeff focuses his practice on multiple areas of real estate law, including real estate development, real estate finance, joint venture transactions, multifamily transactions, landlord-tenant disputes, and loan workouts. He currently serves on the firm's management committee and board of directors, and is chair of the firm's Business Law Section. Jeff’s representations have included engagements by private equity funds in connection with the purchase of distressed debt, lenders in connecti...

Joshua Hargrove is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Criminal Defense: General Practice, Criminal Defense: White-Collar and DUI / DWI Defense. Joshua, who practices law in Middleton, Wisconsin, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joshua is held by other top lawyers in the same geographic and legal practice area.

John Bartko is a Founder and a Principal of the firm. He represents both plaintiffs and defendants in complex civil, criminal and regulatory matters. He has represented many executives ensnared in complex regulatory investigations and has been involved in significant international discovery and complex investigations requiring foreign court appearances, including conducting examinations in Switzerland and Japan through pioneering requests for civil judicial assistance. He has traveled to Euro...

Casey McElfresh is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Health Care and Litigation - Insurance. Casey, who practices law in Cleveland, Ohio, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Casey is held by other top lawyers in the same geographic and legal practice area.

Will Rava focuses his practice on intellectual property litigation involving trademarks, trade dress, domain names, copyrights and trade secrets. He has successfully litigated such disputes in federal courts across the country, before arbitration panels under the UDRP and before the Trademark Trial and Appeal Board. Will also has extensive experience counseling clients in a variety of industries on intellectual property and brand protection strategies, including securing, policing, investigat...

Aaron M. Danzig is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar and Qui Tam Law. Aaron M., who practices law in Atlanta, Georgia, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aaron M. is held by other top lawyers in the same geographic and legal practice area.

Drew’s practice involves the representation of investors and private companies in connection with a broad range of corporate and business transactions, including venture capital and private equity financings, strategic acquisitions and accompanying investments, mergers and acquisitions / dispositions and general business / contract matters. Drew’s transactional experience spans a broad range of industries, including energy and oilfield services, technology, healthcare / biotechnol...

Robyn Ast-Gmoser is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law and Litigation - Patent. Robyn, who practices law in Florham Park, New Jersey, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robyn is held by other top lawyers in the same geographic and legal practice area.