Junrhey Castro | Managing Director
BayWa r.e.

Junrhey Castro is a dynamic leader in the solar industry, serving as the Managing Director r of the Solar Trade Business Unit for BayWa r.e. in Southeast Asia. With a laser focus on driving innovation and accelerating solar adoption, Junrhey is at the forefront of shaping the region’s renewable energy landscape. BayWa r.e. is a global powerhouse in the solar sector, covering the full spectrum of solar solutions—from project development and operations management to independent power production (IPP). As a trusted solutions provider, BayWa r.e. stands as a leading distributor, supplying thousands of solar installers and contractors worldwide with top-tier products and services. With over 14 years of extensive experience spanning APAC and the Middle East, Junrhey has worked with some of the world’s leading solar manufacturers and utility-scale developers, helping to deliver cutting-edge solar solutions at scale. His expertise in market expansion, strategic partnerships, and business development has been instrumental in driving growth and accelerating the clean energy transition. A true engineer at heart, Junrhey holds a Bachelor of Engineering from the University of the Philippines - Diliman and a Master’s Degree in Electrical Engineering from the University of California, Berkeley. His deep technical knowledge, combined with a sharp business acumen, positions him as a key driver of success in the solar industry. Connect with Junrhey to explore how BayWa r.e. can empower your solar business with world-class products, solutions, and industry-leading expertise.