Siegfred B. Zarriz

Jan Nigel Teves is a Learning and Development professional with extensive experience in instructional design, training facilitation, and organizational capability development. He has led learning initiatives across the retail, healthcare, government, and education sectors, designing and delivering impactful training programs using the ADDIE framework. As a Certified Learning & Development Professional (CLDP), Nigel specializes in creating engaging, learner-centered experiences that strengthen leadership, customer service, onboarding, and workplace performance. He is passionate about helping individuals and organizations build practical skills that drive continuous growth and operational excellence.

Mary Ann E. Ventura is a seasoned Human Resources executive with nearly 20 years of experience in talent acquisition, learning and development, organizational development, employee relations, and leadership coaching. She has led HR functions across the banking, retail, direct selling, and corporate sectors, partnering with executive leaders to build high-performing teams and develop people-focused strategies. With extensive experience in recruitment, training, coaching, and culture building, Mary Ann is passionate about helping organizations attract, develop, and retain top talent while driving sustainable business growth.

Maria Karen G. Keeler is a seasoned corporate trainer and former BPO Managing Director with over 25 years of experience in training, operations management, business process improvement, and contact center leadership. She has trained thousands of professionals across various industries, specializing in Microsoft Office productivity tools, data analytics, data storytelling, leadership, and operational excellence. Karen is known for delivering highly practical, engaging, and business-focused learning experiences that help professionals improve productivity, make data-driven decisions, and optimize workplace performance.