The paper designed a market development plan/strategy to appropriately address the identified problems and constraints affecting the marketing of cabbage, potato, and carrots in the Cordilleras. The proposed market development plan adopted an integrated approach in order to holistically address all the marketing constraints prevailing in the area. The focal point of the plan was termed as the Agribusiness Marketing Services Development Center (AMSDC). Specifically, the AMSDC shall be mainly responsible to organize, plan, strategies, package, implement and evaluate marketing assistance to its clientele-beneficiaries. The center shall be composed of three sections namely: (i) Market Promotion and Development Section (MPDS); (ii) an Agribusiness Management/Credit Section (AMCS); and (iii) a Postharvest and Agro-Processing Section (APHS). The approach to market promotion and development for highland vegetables shall generally focus on the provisions of market information to the relevant players in the industry and market matching services particularly between the sellers (e.g., farmers/farmer's group) and the buyers-traders of highland vegetables. The overriding objective of ACMS is to provide technical assistance in terms of demand-driven agribusiness opportunities, preparing feasibility studies and business plans, arranging joint venture contracts and provide other essential technical advice to farmer groups/cooperatives, buyers and private investors in the