- ASF GEMS
- Address:36 Elibank Road, Colombo 05, Colombo, Colombo, Sri Lanka
- Nasir Gem Stone
- Address:Ettukala, Negombo, Westen, Sri Lanka
- R & I Enterprice
- Address:Egodawatta, Beruwala, Sri Lanka
- Angel Logistics International
- Address:240/A,HORAGOLLA, GANEMULLA, COLAMBO, Sri Lanka
- Udaya Gems
- Address:Sri Lanka
- Gem & Jewellery
- Address:102/5, Bope Road,, Dadalle,, Galle,, Sri Lanka
- C.D.S Group Of Companies Ltd
- Address:No.251 Dharamapala Mawatha, Colombo-07, Colombo, Sri Lanka
- Imperial Gems
- Address:64/5 Dharmarama Road, colombo 6, Sri Lanka
- Asvida Mini Osu
- Address:Lake Road, Malambe, Colombo, Sri Lanka
- Tannishq
- Address:galle road, colombo 6, western, Sri Lanka
- Borngems (Pvt) Ltd
- Address:P.O.Box-489, Colombo Fort, Western, Sri Lanka
- Azka International (pvt) Ltd
- Address:china fort, beruwala, kaluthara, Sri Lanka
- Niyas Gems
- Address:60B,Indiriligoda,Maggona, Beruwala, Western, Sri Lanka
- DAYAMITA
- Address:600 Galle Road, PANADURA, WESTERN, Sri Lanka
- Builders Construction
- Address:Doloswala Udaha Walawwa, Nivithigala, Rathnapura, Sri Lanka
- S.G Gems
- Address:akkarapanaha, Negombo, west, Sri Lanka
- Solakee Gems(pvt)Ltd.
- Address:39/1B,Lady Evelyn De Soysa Rd ,Idama,Moratuwa, Moratuwa, Western, Sri Lanka
- Sampath Gem Exporters
- Address:38 nd Floor Galle Road, mount-Lavinia, western, Sri Lanka
- Priyantha Gems
- Address:Main Street, Rarnapura, sabaragamuwa, Sri Lanka