Dynamic retail professional with proven expertise across multiple planning disciplines & business model implementation. 

Ramona Diaz-Cooper is a Management Consultant with Columbus Consulting. Ramona is a retail planning specialist with over 16 years of experience working with retail, wholesale and publishing companies focused on implementing business models and continuous improvement of business processes through gap assessment better planning, execution and analysis. Ramona has successfully designed and implemented planning processes and organizational models at Callisto Media, E. Gluck Corporation and Accenture (as an integral part of client work) in the publishing, apparel and accessories categories. Prior to joining Columbus Consulting, Ramona enjoyed a satisfying retail planning with highly recognizable brands such as Kate Spade, Under Armour & Jones New York. Through these experiences, Ramona was involved in the implementation of many of today’s industry-leading planning, product data management/ingestion and analytic software solutions, helping to further boost her expertise as a planning professional. 


  • Callisto Media – Director of Product Planning & Analytics
    • Directed all long-range planning, revenue forecasting, plus creating the Seasonal Top-Down Plan and Bottom-Up Product Forecasts for the Amazon domestic business for 3500+ Active SKUs
  • Accenture – Management Consultant (Supply Chain & Ops)
    • Client engagements which have supported the continued use of developed skills across my Supply Chain & Planning career to improve the way that Accenture Retail & Supply Chain clients serve their consumers. 
  • E. Gluck Corporation – Director of Planning (International)
    • Responsible for directing all logistics, distribution, long-range planning, revenue forecasting, plus creating the Seasonal Business Plan and Product Demand Planning Forecasts for all global markets 
  • Kate Spade New York – Wholesale Planning Manager (North America)
    • Responsible for all aspects of retail planning and replenishment for North America Wholesale across 10 major & minor retailers & eCommerce accounts
  • Under Armour – Planning Manager (Department Stores)
    • Responsible for all aspects of demand, revenue & replenishment planning for 8 major department stores and several specialty gym/eCommerce accounts


  • Merchandise Planning
  • Omni Planning/Channel Planning
  • Assortment & Item Planning
  • Reporting & Business Intelligence


  • North American & International Retail Strategy
  • Business Process Improvement
  • Continuous Improvement
  • Software Implementation
  • Retail Consultant


  • Callisto Media
  • Accenture
  • E. Gluck Corp.
  • Kate Spade New York
  • Under Armour
  • Haddad Brands (children’s licensor – Nike & Levi’s)

Connect with one of our experts