Keystone Law Group has earned a coveted spot on the 2025 Inc. 5000 list, which recognizes the fastest-growing private companies across the United States. This milestone reflects Keystone’s sustained growth, strategic innovation, and commitment to excellence in probate litigation and administration. The firm joins a distinguished group of businesses that are reshaping their industries through vision, resilience, and impact.
Based in Los Angeles, Keystone has built its reputation by combining deep legal expertise with a client-centered approach. Over the past several years, the firm has expanded its team, refined its operational infrastructure, and launched new initiatives to better serve clients navigating complex trust and estate matters. Its inclusion on the Inc. 5000 list underscores not only its financial growth, but also its leadership in a highly specialized legal field.
“This recognition is a reflection of the incredible work our team puts in every day,” said Shawn Kerendian, Managing Partner. “We’ve grown by staying true to our mission—delivering exceptional legal service while fostering a culture of collaboration, integrity, and continuous improvement. I’m proud of what we’ve built and excited for what’s ahead.”
As Keystone continues to scale, the firm remains focused on investing in talent, technology, and client experience. Being named to the Inc. 5000 list is not just a marker of past success—it’s a launchpad for future innovation and continued leadership in probate law.

Keystone Law Group, P.C. is the largest law firm in California solely dedicated to probate litigation and administration. The firm’s attorneys have recovered millions for clients and are experts in handling complex and high-value cases involving disputed probate matters. Keystone’s mission is to deliver excellent results for its clients while maintaining the highest standards of professionalism. The firm is regularly recognized at both the firm and attorney level, receiving awards annually for Best Lawyers, Super Lawyers, Best Law Firms, Great Places to Work, and Best Places to Work So Cal.