Douglas P. Dehler


O'Neil, Cannon, Hollman, DeJong & Laing, SC

Firm Website






Doug Dehler is an attorney with the law firm of O’Neil, Cannon, Hollman, DeJong & Laing, S.C., where he is member of the Firm’s litigation team. Mr. Dehler’s legal practice involves business litigation, class action litigation, whistleblower (qui tam) lawsuits, ERISA fiduciary litigation, and the representation of clients in a wide range of insurance matters, including insurance bad faith litigation. He has practiced law in the Milwaukee community for more than 20 years, since graduating cum laude from the University of Wisconsin Law School in 1991. Mr. Dehler graduated cum laude from Washington University in St. Louis, Missouri, where he received his Bachelor of Science in Business Administration in 1987.

During his legal career, Mr. Dehler served as vice-president and senior litigation counsel for a national health insurance company, where he supervised a staff of in-house attorneys, paralegals and local attorneys and defended the company in litigation throughout the country, including class action litigation. He also regularly advised senior management on risk management and operational issues arising in the claims and underwriting units of the company.

In addition to assisting clients to litigate and successfully resolve business and insurance coverage disputes, Mr. Dehler has been involved in numerous class action lawsuits and whistleblower (qui tam) cases filed in Wisconsin and throughout the country.

Examples of Doug’s Class Action Experience

Gagliano v. Medical Staffing Network, Inc., United States District Court for the Southern District of Florida, Civil Action No. 06-80642 (involving allegations that a national medical staffing company failed to provide proper notice to employees under COBRA, 29 U.S.C. § 1161, et seq., resulting in class members unwittingly suffering a gap in coverage and the denial of certain health benefits; in approving a class-wide settlement, the Hon. Daniel T.K. Hurley called the case a “tremendously important lawsuit” and commended the “outstanding job” done by class counsel).

Phones Plus, Inc. v. Hartford Life Insurance Company and Neuberger Berman Management, LLC, United States District Court for the District of Connecticut, Civil Action No. 3:06-CV-1835 (AVC) (involving allegations that Hartford Life and Neuberger Berman entered into revenue sharing arrangements with various mutual funds, as well as between themselves, pursuant to which they received payments for their own benefit, in violation of ERISA, 29 U.S.C. § 1001, et seq.; monetary and equitable relief was made available to a national class of ERISA plan sponsors pursuant to a court-approved settlement).

Shorewest Realtors, Inc. v. Journal Sentinel, Inc., Circuit Court of Milwaukee County, Case No. 05-CV-003716 (involving allegations that the Journal Sentinel’s acknowledged revisions to its published net paid circulation numbers, as well as its alleged overstatement of circulation, resulted in a breach of contract, violation of the Wisconsin Deceptive Trade Practices Act, and unjust enrichment; the Hon. Richard Sankovitz approved a class-wide settlement that provided relief to a certified class of the Journal Sentinel’s advertisers).

Cuellar and McVicker v. Ford Motor Company, Circuit Court of Milwaukee County, Case No. 04-CV-009309 (involving allegations that Ford violated Wisconsin’s secret warranty law, Wis. Stat. § 218.0172, by failing to notify and provide repairs to owners and lessees of certain Ford Crown Victoria, Mercury Grand Marquis and Lincoln Town Car automobiles registered in Wisconsin; Mr. Dehler successfully argued an appeal to the Wisconsin Court of Appeals that resulted in the first appellate decision to interpret Wisconsin’s secret warranty law; on remand, the Hon. David Hansher entered an order approving a class-wide settlement that provided relief to a certified class of owners and lessees of the subject vehicles).

Tagatz v. Land Title Services, Inc., Circuit Court of Milwaukee County, Case No. 06-CV-007371 (involving allegations that Land Title collected certain fees from consumers and did not perform the corresponding service in violation of Wisconsin law; Land Title denied the allegations, but entered into a settlement that was approved by the Hon. Jean A. DiMotto, pursuant to which Land Title agreed to modify its business practice with respect the imposition, collection and disposition of the fees at issue; in approving the settlement, Judge DiMotto commended class counsel for providing “excellent” legal work and obtaining an “extraordinary settlement”).

Wineberg v. Brophy, Circuit Court of Milwaukee County, Case No. 06-CV-003064 (involving allegations that a Milwaukee landlord routinely failed to correct building code violations, illegally collected rent at buildings with outstanding code violations, and improperly retained tenant security deposits; the Hon. David Hansher granted class certification and ultimately approved a class-wide settlement requiring the landlord to pay funds to certain tenants included in the class; the payments to class members were compelled, despite the landlord filing bankruptcy shortly after the class action settlement was approved).

With the exception of time spent in St. Louis, where he attended college, Mr. Dehler is a life-long resident of Wisconsin, and he currently resides with his family in Pewaukee, Wisconsin. Throughout his legal career, Mr. Dehler has been actively involved in various local bar and community organizations. He currently serves on the pro bono committee for the Eastern District of Wisconsin Bar Association, and has been commended by courts for his pro bono service. Mr. Dehler also has an interest in issues concerning children with autism spectrum disorders, and he is a member of the national Autism Society, the Autism Society of Wisconsin, and the Autism Society of Southeastern Wisconsin.