J.S. Held LLC
Business Consulting and ServicesNew York, United States1001-5000 Employees
J.S. Held LLC is a global consulting firm that blends technical, scientific, financial, and strategic expertise to help clients realize value and mitigate risk. Its professionals serve as trusted advisers on high-stakes matters that require rigorous analysis and integrity, taking into account both tangible assets and intangible factors. The firm provides a broad suite of services, products, and data designed to help clients navigate complex, contentious, or catastrophic situations. Based in Jericho, New York, the organization operates with a large, worldwide professional network spanning six continents. Its client base includes a substantial presence among leading law firms, major insurers, and large multinational corporations, reflecting a focus on sectors where risk and disputes demand specialized insight. The company operates in the business consulting and services industry, positioning itself to advise clients across high-stakes investigations, disputes, and regulatory matters through rigorous analysis and evidence-based recommendations. In May 2026, J.S. Held expanded its environmental consulting capabilities by acquiring Clark Seif Clark, signaling a continued expansion of its service footprint.
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