Bar and Court Admissions
Diane Duero represents companies and manufacturers in the defense of complex commercial, product liability, and class action litigation with an emphasis on consumer products and services. Diane has established herself as a leader in working closely with engineering and business teams to identify key documents and facts, consistently uncovering class-busting patterns that illustrate to courts how plaintiffs are overreaching.
- Won before the Colorado Supreme Court in a fast-moving original jurisdiction case for the Colorado Independent Congressional Redistricting Commission. The decision sets critical precedent affirming the Commission's constitutional independence to draw boundaries for Colorado's eight congressional districts before the 2022 election. WTO prevailed for the Commission against Colorado's legislature, governor, attorney general, and secretary of state.
- Successfully represented a major telecommunications company in an MDL involving 18 underlying consumer, securities, and derivative class actions that challenged the company's marketing and sales practices.
- Won summary judgment against a certified, seven-state class action alleging false labeling and breach of warranty.
- Defeated class certification amid allegations that 2,000,000 Whirlpool-made ovens were prone to overheat. WTO attorneys disqualified the plaintiffs' expert witness and successfully argued that the claims were overly broad and the plaintiffs' purported theories for failure were too many to achieve certification.
Publications & Speaking Engagements
"Loansharks in Sheep's Clothing: Why Re-regulating the Consumer Credit Market Makes Economic Sense," Note, 80 NOTRE DAME L. REV. 1567, (2005).