Premadasa & Co. (Jewellers) Ltd had its humble beginning in 1960, when Mr. J. G. Premadasa opened a Gem and Jewellery shop in Colombo Fort to cater to the tourists calling at Colombo Port. As the tourism industry in Sri Lanka developed, Mr. J. G. Premadasa realized the full potential of his jewellery business by expanding its business activities to other areas. As a result the Company established their head office in Kollupitiya, Colombo 3 in 1995 which still remains the main showroom for Premadasa & Co. (Jewellers) Ltd.
In 1974 Mr. J. G. Premadasa's son Mr. J. G. Upali Senarath Premadasa took over the management of the business. As Chairman/ Managing Director and continued to further expand and grow the business across Sri Lanka as well as globally in other countries such as Maldives, Japan ,Mauritius, Belgium etc. Mr. J. G. Upali Senarath Premadasa is well respected in the industry for his unparalleled knowledge and experience in the trade for over 50 years. He currently manages the Company assisted by his son Mr. J. G. Dhanika Senarath who is also a Director of the Company. Mr. Dhanika Senarath holds a Diploma in Gemmology and Jewellery Designing from the prestigious Gemmological Institute of America (G.I.A.), in Carlsbad.