Disciplined in Sophisticated Defense and Insurance Litigation

William B. Collum is an attorney in the Tampa, Florida office of Butler Weihmuller Katz Craig LLP representing insurers in various first-party property coverage issues and first-party property extra-contractual “bad faith” issues.  He has broad experience in homeowner claims as well as complex, multi-property commercial claims.

William provides legal advice at all stages of claim investigation, including conducting Examinations Under Oath and Sworn Statements.   He advises on a wide range of insurance claims, including fire losses, windstorm losses, water losses, sinkhole losses, and losses stemming from equipment breakdown.  He also is adept at navigating clients through suspected or actual fraud issues in first-party property claims. 

William has litigation experience in a variety of homeowner and commercial first-party property claims as well as first-party extra-contractual “bad faith” litigation. 

William received his Bachelors of Arts degree in political science, magna cum laude and Phi Beta Kappa, from Stetson University.  He received his Juris Doctor, cum laude, from Stetson University College of Law.  While at Stetson University College of Law, he was a member of Stetson University College of Law’s nationally-recognized Moot Court Board, where he participated in moot court competitions across the nation.  At graduation, Stetson University College of Law awarded William the Victor O. While Award for excellence in trial advocacy.

William is admitted to practice before all state courts in Florida and the federal Northern, Middle, and Southern Districts of Florida.


  • Florida


  • Phi Beta Kappa
  • Phi Delta Phi legal honor society
  • Pi Sigma Alpha
  • Victor O. Whele Award for Excellence in Trial Advocacy


  • Stetson University
    Bachelor of Arts in political science
  • Stetson University College of Law
    Juris Doctor (J.D.)


  • American Bar Association (ABA)
  • Florida Committee on Arson Prevention (FACAP), member of the Board of Directors
  • Hillsborough County Bar Association (HCBA)
  • Phi Beta Kappa Alumni Association of Tampa Bay
  • The Florida Bar


  • Florida Courts (Northern, Middle and Southern Districts)
  • Florida State Courts
May 01, 2015 PUBLICATIONDefining Structual Damage: The Eleventh Circuit Rules

Section 627.706, Florida Statutes, has not always required "structural damage" as part of a "sinkhole loss." Until 2005, the statute required "actual physical damage to the property." The 2005 amendment to section 627.706 narrowed the damage requirement to "structural damage to the building" but left "structural damage" undefined. In 2011, the legislature codified five criteria that individually define "structural damage." See § 627.706(2)(k), Fla. Stat.

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September 30, 2012 PUBLICATIONThe High Hurdle to a Spoliation Claim: Is the Evidence Crucial?

From moldy lunch boxes to deformed 2x4s, determining what paper, electronic data, materials, tools, and equipment might be relevant to a pending construction-related claim, and require preservation, is a daunting task. The problem is compounded once construction is completed and the project is turned over to the owner while a claim related to the project is pending (or in some instances, contemplated). In the midst of cleaning the job site, evidence related to the claim can oftentimes be discarded and forever lost.

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Blog Posts

September 06, 2018 BLOG POSTFull Consent to Assignments

Consent Not Fully Given: Fourth District Court of Appeal Enforces Policy Provision Requiring Consent of All Insureds and Mortgagees to Any Assignment of Benefits

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March 04, 2020 EVENTWilliam Collum 2020 FACAP Double Feature

William Collum will be presenting two classes at the 2020 FACAP Annual Arson Seminar...

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January 27, 2020 EVENTCommercial Policies and Claims: Complexities and Nuances 

The annual Windstorm Insurance Conference (WIND) is a three-day conference for the property insurance claims industry...

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Sir Arthur Conan Doyle’s fictional detective Sherlock Holmes baffled his investigative partner, Dr. Watson, with his investigational prowess, solving the toughest of puzzles with the smallest of clues.  Although a fictional character, Holmes’ investigational methods and analysis provide the modern-day investigator with several tools for seeking the truth.  This course is an interactive course that explores the Holmesian approach to investigations and the investigational tools utilized in several famous Sherlock Holmes manuscripts and applies several investigational tools and techniques to modern fire investigation, including recorded statements, site inspections, and Examinations Under Oath.

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January 29, 2019 EVENTCommercial Policies and Claims: Insight and Lessons from Hurricane Irma

This presentation aimed to give the professional a solid foundation for understanding commercial windstorm claims.

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January 17, 2018 EVENTWindstorm Insurance Conference - Commercial Claim Boot Camp: A Guide to Handling Commercial Windstorm Claims

William Collum from Butler Weihmuller Katz Craig presented in Orlando, FL at the Windstorm Insurance Conference on the topic of "Commercial Claim Boot Camp: A Guide to Handling Commercial Windstorm Claims".

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March 08, 2017 EVENT39TH ANNUAL FACAP TRAINING CONFERENCE - Strategies for Ensuring Efficient & Effective Examinations Under Oath in Fire Claims

William Collum spoke at the FACAP Annual Conference in March.

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January 29, 2017 EVENT18TH ANNUAL WINDSTORM INSURANCE CONFERENCE - Duties After Loss: Viewpoints from Insured and from Insurer Across Different Loss Scenarios

William Collum presented at the 18th Annual Windstorm Insurance Conference.

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August 25, 2016 EVENTMeet Your New Best Friend: Documentation & Communication in a Fire Claim

Continuing education on File Documentation & Communications regarding Fire Claims.

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November 04, 2015 EVENTFlorida Advisory Committee on Arson Prevention (FACAP) Seminar at the Fire College

Jerry Albrecht and William Collum presented at the Florida Advisory Committee on Arson Prevention (FACAP) Seminar

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April 17, 2014 EVENTTampa Insurance Professionals Business Meeting

2014 Florida Insurance Legislation Update

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March 29, 2019 NEWSWilliam Collum Nominated to FACAP's Board of Directors

Congratulations to William Collum for being appointed to the Florida Advisory Committee on Arson Prevention (FACAP) Board of Directors.

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