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Lionel Conacher

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Lionel Conacher is a digital marketing and advertising technology professional known for his work at Destination XL (DXL), where he has led efforts to modernize the retailer's customer acquisition, retention, and media strategies through data-driven approaches. His work spans programmatic advertising, CRM integration, and performance marketing, helping a legacy retail brand compete effectively in an increasingly digital landscape. Conacher's career has been rooted in leveraging AdTech platforms and analytics to drive measurable business outcomes in the retail sector. He has been involved in initiatives connecting first-party customer data with digital media channels, a critical capability as the industry navigates the deprecation of third-party cookies and evolving identity solutions. While not a widely profiled public figure in AdTech trade media, Conacher represents a growing class of brand-side operators who are deeply embedded in the practical application of advertising technology within retail organizations, translating complex AdTech capabilities into tangible revenue and customer engagement results.

Last updated Jun 11, 2026 by ATDb automated enrichment

Role
Vice President of Marketing
Company
Destination XL
Based
Canton, Massachusetts, United States
Years in industry
15 years

Bio

Lionel Conacher is a digital marketing and advertising technology professional known for his work at Destination XL (DXL), where he has led efforts to modernize the retailer's customer acquisition, retention, and media strategies through data-driven approaches. His work spans programmatic advertising, CRM integration, and performance marketing, helping a legacy retail brand compete effectively in an increasingly digital landscape. Conacher's career has been rooted in leveraging AdTech platforms and analytics to drive measurable business outcomes in the retail sector. He has been involved in initiatives connecting first-party customer data with digital media channels, a critical capability as the industry navigates the deprecation of third-party cookies and evolving identity solutions. While not a widely profiled public figure in AdTech trade media, Conacher represents a growing class of brand-side operators who are deeply embedded in the practical application of advertising technology within retail organizations, translating complex AdTech capabilities into tangible revenue and customer engagement results.

Career

  • Director of Digital Marketing

    Destination XL · prior role

  • Marketing Manager

    Unknown · unknown

Expertise & education

Expertise

Programmatic AdvertisingPerformance MarketingCRM and First-Party DataCustomer AcquisitionRetail MediaDigital Marketing StrategyEmail MarketingData-Driven Marketing

Speaking topics

Retail digital marketing strategyFirst-party data and identity in a cookieless worldPerformance marketing for specialty retail

Recognition

Notable achievements

  • Led digital marketing transformation at Destination XL, integrating first-party data with programmatic media buying
  • Drove measurable improvements in customer acquisition and retention metrics for a major specialty retail brand