J.S. Held Acquires Clark Seif Clark, Strengthening West Coast Capabilities for Environmental Claims, Disputes, and Catastrophe Response
Read More
+1 818 727 2553
(Office)
21732 Devonshire St, Suite B
Chatsworth, CA 91311
Ivie Sanchez joined J.S. Held in May of 2026 as part of J.S. Held's acquisition of Clark Seif Clark, Inc.
J.S. Held is recognized as an ENR Top 200 Environmental Consulting Firm and industry leader in the Verdantix Green Quadrant for Sustainability & ESG Consulting.