In the USA:

The Cartwheel Initiative
Attn: Ashok Sinha
230 E 18th Street, Suite 5F
New York, NY 10003
USA

The Cartwheel Initiative (USA) is a sponsored project of Fractured Atlas, a non-profit arts service organization. Contributions for the purposes of The Cartwheel Initiative must be made payable to Fractured Atlas and are tax-deductible to the extent permitted by law.

In Sri Lanka:

The Cartwheel Initiative Trust
Attn: Parveen Dassenaike,
16-2, East Tower, World Trade Centre,
Echelon Square,
Colombo 1
Sri Lanka

The Cartwheel Initiative Trust (Sri Lanka) is a registered charitable Trust