WILLIAM CHUNGSUM CHOW

June 6, 1957 – March 19, 2026

It is with deep respect and heartfelt sorrow that we announce the passing of William Chungsum Chow, affectionately known as Bill Chow, who departed this life on March 19, 2026, in Duarte, California. Born in Hong Kong on June 6, 1957, Bill lived a rich and purposeful life marked by his dedication to his profession and his family.

Bill was a mechanical engineer specializing in the air systems industry, where he contributed over fifty-one years of exemplary service. His expertise and commitment profoundly impacted the field, and his legacy endures through the many advancements and innovations he helped bring to fruition. Throughout his career, Bill was recognized for his meticulous attention to detail, his problem-solving skills, and his unwavering integrity—all qualities that earned him the respect and admiration of colleagues and peers alike.

Beyond his professional accomplishments, Bill was a devoted husband and father. He is survived by his loving wife, Gigi Mui Chow of Rowland Heights, and his cherished daughter, Stephanie Chow of Orange. Their love and support were a constant source of strength and happiness in his life.

Bill’s journey from his birthplace in Hong Kong to his final days in California reflects a life defined by hard work, resilience, and an enduring commitment to his family and career. He will be remembered not only for his professional achievements but also for his kindness, quiet strength, and the warmth he shared with those fortunate enough to know him.

As we honor the memory of William Chungsum Chow, we hold close the legacy he leaves behind and the lasting impact he had on all aspects of his life. Though he is no longer with us, his spirit and contributions continue to inspire.

He will be deeply missed and lovingly remembered by all who knew him.