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Franco Seif, PE, CAC

J.S. Held Acquires Shechter & Everett to Expand Forensic Accounting Capabilities for Family Law Disputes in Florida

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Franco Seif, PE, CAC, joined J.S. Held in May of 2026 as part of J.S. Held's acquisition of Clark Seif Clark, Inc

Prior to joining J.S. Held, Franco was a Co-Founder and CEO/President of Clark Seif Clark, Inc. (CSC). Since 1996, Franco served as both the strategic leader and operational manager, guiding the organization in delivering sustainable solutions. Franco was responsible for defining the company’s vision, setting long-term goals, and crafting strategies that drive growth, maintain profitability, and reduce environmental impact. As a CEO, he oversaw all business functions, including project management, financial planning, client relations, and team leadership. He played a critical role in finding market opportunities, securing new contracts, and ensuring the company stays competitive in the dynamic environmental consulting landscape.

In his role, Franco actively engages with clients, stakeholders, and regulatory bodies to support strong relationships and uphold the company’s reputation. He ensures compliance with environmental regulations, manages risks, and champions sustainable practices both internally and in client projects. He fosters a collaborative workplace culture, inspires his team, and positions the company as a thought leader in the field. Balancing these responsibilities requires adaptability, clear communication, and a commitment to the organization’s dual goals of environmental stewardship and business success. 

Franco earned a Bachelor of Science in Civil Engineering from Northeastern University and a Master of Science in Engineering Management from Drexel University.

Key Expertise

  • Environmental Regulatory Compliance
  • Litigation Support / Expert Witness Testimony
  • Industrial Hygiene
  • Indoor Air Quality
  • Mold Assessments
  • Hazardous Materials Identification & Management
  • Abatement & Remediation Project Management
  • Waste Characterization & Proper Disposal Handling Procedures

Professional Licensure

  • PE 53627 / CA [State of California Engineering License]
  • 95-1758 [Cal-OSHA Certified Asbestos Consultant]

Professional Affiliations & Memberships

  • Board Member, American Council of Accredited Certification (2010 - Present)
  • American Conference of Governmental Industrial Hygienists (ACGIH)
  • American Society of Civil Engineers (ASCE)
  • American Industrial Hygiene Association (AIHA)
  • Indoor Air Quality Association, Los Angeles Chapter Director (2000-2010)

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.