Sean Cassidy

Branch Manager

Mr. Cassidy has more than 20 years of experience in professional consulting services in the fields of environmental, engineering, and construction management. As Branch Manager of EFI’s Boston North office, responsible for managing a staff of 20+ environmental and engineering employees throughout New England. His duties include strategic planning, forecasting, budgeting, recruiting, client management and employee mentoring and development. Mr. Cassidy’s duties also include management of several of EFI’s national client accounts in a variety of sectors including property management, financial, healthcare and government.

Mr. Cassidy’s project management experience includes the evaluation and management of asbestos-containing materials, lead-based paint, PCBs in building materials and other hazardous materials related to building renovation and demolition activities. He has extensive experience assisting building owners in the long term management of asbestos and other hazardous materials in their buildings. His experience includes performing asbestos and hazardous materials surveys; work plans and design of specifications for abatement, remediation, and demolition; construction management during hazardous materials abatement/demolition projects; performing and managing ASTM Phase I and Phase II Environmental Site Assessments; monitoring of workplace exposure to chemical and physical hazards and conducting and managing indoor air quality/mold assessments. Mr. Cassidy also manages large multidisciplinary construction projects involving interior and exterior renovations, building façade repairs, drainage improvements, roof replacements, and HVAC upgrades.

He has experience providing litigation support services for two recent lawsuits involving mold growth at properties in New York and Massachusetts. Both lawsuits settled favorably with substantial judgements for Mr. Cassidy’s clients prior to trial. The lawsuit associated with the New York property was to be held in Suffolk County Superior Court. The lawsuit associated with the Massachusetts property settled during an arbitration “reference procedure.” Mr. Cassidy provided asbestos regulatory analysis and guidance, prepared pre-trial reports and analysis, attended pre-trial preparation meetings, and participated in a multi-day arbitration hearing.



Team: EFI Global - USA
Telephone: + 978-688-3736
Location: Boston, Massachusetts, United States
Qualifications: CIEC
Areas of expertise: Engineering, environmental and fire services
Years experience: 21
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