Mario Agüero

David Emilio Mastagni is a partner with the law firm of Mastagni Holstedt, APC, who focuses on representing public employee unions and their members. His labor and employment law practice includes administrative hearings, pension litigation, writs of mandamus, class actions, and appeals. He is admitted to practice in California, the U.S. District Courts of Southern, Eastern, Northern and Central Districts of California, the 9th Circuit Court of Appeals and the U.S. Supreme Court. David's publ...

David A. Baker serves as head of the Firm's Estate, Trust and Guardianship Controversy Practice Group. He advises clients in the areas of estate, trust and guardianship litigation; probate, estate, trust and guardianship administration; and charitable foundation and exempt organization administration and litigation. He also practices estate planning. Please visit our website for more on David's biography: https://www.mwe.com/en/team/b/baker-david-a

Micah Bonaviri is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Micah, who practices law in Rockville, Maryland, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Micah is held by other top lawyers in the same geographic and legal practice area.

John Slates is Board Certified in Construction Law and focuses his practice on representing general contractors, owners, and developers. John is an accomplished trial lawyer who has first-chaired numerous cases to verdicts, including cases that have been recognized by the National Law Journal’s " Top 100 Verdicts" and Verdict Search’s "Top Texas Verdicts." He has also successfully argued before the Texas Supreme Court in Lennar Corporation v. Markel American Insurance Company . Jo...

Sarah E. Harmon practices in the areas of appellate advocacy and civil/business litigation, including breach of contract, fraud, legal malpractice, products liability, complex civil litigation, and many other types of business disputes. Her experience with appellate advocacy includes appeals from adverse judgments and orders as well as petitions for extraordinary writ relief. Professional Experience As an appellate advocate and civil litigator, Ms. Harmon has assisted a diverse array of clien...

Jason Popp is a partner in the Litigation & Trial Practice Group. He is a civil litigator with substantial experience under the False Claims Act (FCA), Foreign Corrupt Practices Act (FCPA), and health care laws and regulations. Jason is a member of Alston & Bird’s Health Care Litigation and White Collar, Government & Internal Investigations Groups. Jason focuses his practice on defending clients in government investigations and qui tam litigation, with a particular emphasis ...

David C. Scheper is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. David C., who practices law in Los Angeles, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David C. is held by other top lawyers in the same geographic and legal practice area.

Nicholas C. Maniotis is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Nicholas C., who practices law in West Palm Beach, Florida, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicholas C. is held by other top lawyers in the same geographic and legal practice area.

Andrew G. Slutkin is an experienced trial lawyer who concentrates his practice in complex civil litigation primarily representing plaintiffs in catastrophic injury matters, such as medical malpractice cases, wrongful death cases, product liability cases, and cases involving major collisions, fires and drownings. He also handles a select number of business litigation matters. Mr. Slutkin annually obtains multi-million-dollar settlements and/or verdicts for his clients. In fact, he has been tri...

Mary-Olga Lovett concentrates her practice in intellectual property, commercial and complex litigation. She serves as national trial counsel for five companies on a variety of commercial and liability claims and has tried cases to verdict involving a wide variety of issues, including intellectual property/patent litigation, warranty disputes, trade-secret litigation, class actions, employment litigation, and product liability matters. She has tried cases in state and federal courts in more th...