ATSL’s range of services span the areas of Network Development, Operations, Maintenance and Optimization. These services are offered through focused divisions of the organization as defined below..

Corporate Office

ATSL International (Pvt) Ltd,
‘Access Towers’
278 ,Union Place,
Colombo 02,
00200,
Sri Lanka.
Monday - Friday : 8.30 am - 5pm
+94 11 7711000

Business Office

ATSL International (Pvt) Ltd,
No. 65/25D, Swarnadisi place, Koswaththa, Nawala,
Rajagiriya,
10107,
Sri Lanka.

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