
William Warren is a Managing Director in Delta’s Insurance & Recovery practice. He provides expert services in the analysis, quantification and presentation of business interruption, extra expense and property damage claims, including complex catastrophe losses. His experience also includes builder’s risk, owner-controlled insurance program (OCIP) claims, patent infringement, employee fidelity and fraud, third-party liability and other commercial disputes. He supports clients in appraisal, mediation, arbitration and litigation and has represented major public, private and nonprofit entities across North America, South America and Europe.
Bill helps clients identify and document losses across multiple recovery mechanisms, including commercial insurance, the National Flood Insurance Program (NFIP), OCIP programs, FEMA grants and special-purpose claims facilities. He has managed claims arising from hurricanes, floods, earthquakes, freezes and terrorist attacks, including large portfolios involving thousands of locations and multiple occurrences. He also uses technology to manage large data sets, automate financial analyses and accelerate the reconciliation of counterparty proposals. Bill’s experience spans chemical, manufacturing, mining, financial services, healthcare, technology, telecommunications, lodging, real estate, distribution, retail and other industries.
- Global Paper and Packaging Company
Prepared business interruption and extra expense claims through a fast-track adjustment process for a global paper and packaging company over an 18-year relationship. Addressed single-occurrence losses and domestic and international catastrophe losses involving hurricanes, floods, earthquakes and freezes. - Financial Exchange | September 11th and Superstorm Sandy
Prepared and resolved claims for one of the world’s largest financial markets arising from the September 11 terrorist attacks, including market closure, World Trade Center office losses and losses at a separately insured technical services entity. Re-engaged 11 years later to analyze Superstorm Sandy losses, resolving that claim within six months. - Extended Stay Hotel Chain | Multiyear Claims
Won a competitive test to resolve a backlog of business interruption losses, continuing with additional first- and third-party losses for decades across the entire portfolio of locations. Created an automated data ingestion pipeline and calculation template to manage cost and expedite claim preparation. - National Restaurant Group | Multiyear Claims & COVID-19
After preparing single-location losses and multiple-location natural catastrophe losses for a decade, expedited the measurement and demonstration of the thousand-location losses across its portfolio with various shutdown and reopening timelines across state & local jurisdictions. - Fortune 200 Computer Wholesaler | Data Center Outage
Prepared business interruption claims arising from a data center power outage, including the phased recovery of direct and indirect interdependent revenue streams. - Technology Supplier & Hyperscale Rack Manufacturer
Quantified the realistic BI exposures for redundant logistics network and persuasively communicated those to insurers for a better risk rating. Also helped the organization understand its exposures for a rapidly growing and over-capacity datacenter rack manufacturing acquisition serving hyperscaler clients. - Global Defense and Commercial Contractor
Developed annual business interruption value and exposure models for a global contractor, updating the analyses for acquisitions, divestitures and changes in business models and facilities to inform and differentiate the risk for its brokers and underwriters.
Education
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Babson College
Bachelor’s degree, Accounting
Certifications
- Certified Public Accountant (CPA)
- Chartered Global Management Accountant (CGMA)
Professional Affiliations
- Association of International Certified Professional Accountants
- Chartered Global Management Accountants
- Connecticut Society of Certified Public Accountants
Languages
English
