In 1995, his twin sons, Elie and Tony, joined the business and later played a key role in its expansion. They developed strong expertise in diamond and colored-stone jewelry manufacturing and retail, with all manufacturing carried out in-house, helping to elevate the brand to new heights.

In later years, the third generation also became involved in the business, with Riad and Dgia Tahan joining after completing their studies in gemology.

Today, Tahan Jewelry has grown to include several branches across Lebanon. The brand showcases high-end, modern jewelry pieces designed to appeal to both everyday wear and high-end clientele.