Our Team

Steven Calamusa

Steven G. Calamusa became a partner at Gordon & Partners in 2004. Mr. Calamusa attended the University of Miami School of Law. While at the University of Miami, Mr. Calamusa was on the Dean’s List and Business Law Review. Mr. Calamusa joined the firm approximately twenty-eight (28) years ago after serving as an Assistant County Attorney for Palm Beach County. His practice involves civil complex litigation in both Federal and State Courts, including Consumer Class Action and Multi-District Litigation (MDL) as well as Wrongful Death and Product Liability claims.

During his career, Mr. Calamusa has achieved several distinctions within the legal community, including being appointed as co-lead class counsel in national class action cases as well as being appointed to the plaintiff’s steering committee. Mr. Calamusa has been involved in numerous sophisticated product liability and wrongful death cases and has been recognized as one of the Top 100 attorneys in the State of Florida. He has also been awarded the honor of “Super Lawyers” in 2007, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, and 2025. Mr. Calamusa achieved and maintained the highest rating possible, “AV Preeminent”, with the Martindale-Hubbell legal directory of exemplary lawyers since 2004.

Mr. Calamusa is a staunch client advocate dedicated to bringing justice to people in need. In addition, Mr. Calamusa dedicates some of his private time to assisting children’s charities.

Mr. Calamusa is a founding member of the Gulfstream Region PCA and the proud owner of a 2008 Porsche GT3.

Addison Hartmann

Bio Coming Soon

Dan Osredkar

Bio Coming Soon

Geoff Stahl

Geoff Stahl is among a distinguished group of attorneys recognized by the Florida Bar as Board Certified Civil Trial Lawyers. He brings extensive litigation experience, representing both individual clients and in class action matters.

Over the course of his career, Geoff has built a strong reputation for managing complex civil and commercial disputes, including those involving banking and financial matters, consumer protection and fraud, insurance coverage issues, and conflicts stemming from contractual and statutory interpretation and enforcement. Geoff is a welcome member of the Diminished Value practice and brings an in-depth knowledge of the insurance industry.

Jonathan Butler

Jonathan Butler is one of the partners in Gordon & Partners’ national Diminished Value practice, including Supercarclaims.com.  Jonathan and his team concentrate on securing their client’s compensation for diminished value and loss of use involving motor vehicles that have been damaged and subsequently repaired due to third-party negligence.

With more than 30 years of experience as a seasoned trial lawyer, Jonathan has handled complex litigation in both state and federal courts.  His practice encompasses a broad spectrum of commercial and individual disputes, including those involving breach of contract and business torts, fraud, unfair trade practices, restrictive covenants, non-compete clauses, interference with business relationships, defamation, trade secrets, intellectual property, and securities litigation and regulation.

Sarah Feller

Sarah Feller began her legal career representing insurance companies in first-party property damage litigation cases. She now specializes in representing plaintiffs in personal injury and consumer litigation claims, including focusing her practice on Diminished Value and Loss of Use claims, representing clients whose luxury vehicles are involved in crashes.

Sarah has in-depth knowledge of vehicle mechanics and sales, specifically relating to diesel trucks and American muscle cars.  Over the past 15 years, she has repaired and rebuilt diesel motors, including Ford 7.3L, 6.0L, 6.4L, and 6.7L, Superduties, Chevrolet Cruze 1.6L diesels, and gas motors, including Ford 5.4L F-150s and Expeditions, Chevrolet SS/Holden Commodore 6.2L V-8s, and more.  With a fundamental understanding of vehicle mechanics, maintenance, functionality, and architecture, Sarah brings intimate knowledge to diminished value and loss of use claims, resulting in success for her clients.