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Customer Service Improvement in a Cooperative Credit Department Using the PDCA (PHVA) Cycle and Process Simulation (#732)

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Date of Conference

July 15-17, 2026

Published In

"Engineering without Borders: Artificial Intelligence, Knowledge, Innovation, and Alliances for a Future from the Americas"

Location of Conference

Santiago (Chile)

Authors

Choy Pun, Augusto Carlos

Solano Esteban, Franco Danilo

Martel Orellano, Pablo Armando

Quijandria Rodriguez, Debora Jocabed

Vicuña Avila, Sebastian Alfredo

García Hidalgo, Joel Alberto

Abstract

Customer service is a critical factor for the sustainability of credit unions, especially in environments of increased competition and digital acceleration. This study evaluates the impact of applying the PDCA (Plan-Do-Check-Act) cycle on reducing delays in customer service in the credit department of a Peruvian credit union during 2023. A quasi-experimental design was used with pre- and post-intervention measurements, with a quantitative approach based on operational records, complemented by structured interviews with staff. The intervention was validated through process simulation (AS-IS vs. TO-BE). The results report an approximate 30% reduction in service times, a 25% decrease in appointment scheduling errors, and a 15% increase in member satisfaction. Additionally, the economic-financial evaluation shows a positive NPV, an IRR higher than the opportunity cost of capital, and a payback period of less than 12 months. It is concluded that the PHVA cycle is an effective and replicable tool for improving operational efficiency and service quality in cooperatives.

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