Stephen P. Antisdale is a leading executive in the stone industry. As the Founder and Chief Executive Officer of Stone Ally, Steve takes project management personally. He has sourced and supplied stone for the Wynn Hotel-Macau, the Bellagio Hotel-Las Vegas, and the Beau Rivage Hotel-Biloxi, as well as hundreds of other projects.  To date, Antisdale has procured over $70 million in customized work. He began his career at Walker Zanger after earning a Bachelor in Economics at Occidental College.  A former football and rugby player, Steve is focused, detailed-oriented, and known for getting the job done. He offers verified and tried suppliers to the casino, hotel, commercial real estate, and luxury residential industries. Committed to being an asset to builders and designers, Steve and Stone Ally are affiliated with the Marble Institute of America and the Home Builders Association.

Mitchell Antisdale, CPA is Stone Ally’s new Operations Director where he is focused on providing excellent service to our clients, building new relationships and managing business operations. Mitch has years of experience in the stone industry. He worked as an intern for Stone Ally before a three-year tenure at KMPG International as a SeniorAudit Associate where he received recognition for high-quality work on multiple engagements. A 2016 graduate of the University of Oregon, he holds Bachelor of Arts degrees in Accounting and Chinese. Mitch has moderate business proficiency in Mandarin. In 2014, he held an internship in Shanghai with St James’ Place Wealth Management, which was preceded by a study aboard program at East China Normal University. A lifelong rugby player, Mitch currently plays for the Pasadena Rugby Football Club and previously played for the San Jose Seahawks Rugby Football Club. He has a passion for travel, particularly in Asia, and enjoys live music.

Antonio Barbaduomo is an Architectural Engineer, providing surveying and technical drafting acumen to Stone Ally as Lead Estimator. His favorite projects include The Current, Berendo, and New Hampshire commercial residential projects. He has been living and breathing stone since birth. The son of a stonemason, the Carrara quarries in Italy were his childhood playground, and now the location of a second home that he shares with his wife and children. Antonio met Stephen Antisdale during his tenure at Walker Zanger as an estimator and project manager. Prior to that role, he provided technical solutions to GB International and Aztec Stone, both located in San Francisco. He began his career working in Milan for GB Italia SRL and Ettore Bosisio SRL. In addition to his detailed business nature, Antonio has a knack for languages. He is fluent in Italian and English and has a working knowledge of Spanish. A graduate of Milan’s I.T. Geometri, he has provided technical expertise to the stone industry for two decades and has an AutoCad certificate from Glendale Community College.