"We want to compare notes with other countries on terrorist fund raising, economic costs of it, the prospects of how terrorists can be transformed and brought back to the democratic stream," Bogollagama told reporters.
Among those who will address the meeting will be anti-terrorism judge from France, Jean - Louis Bruguiere and former Indian army chief general V.P. Malik.
Participants from around 40 countries will be among the 300 delegates at the parley to be held in Colombo.
Sri Lanka has been locked in armed combat with the Tamil Tigers who want autonomy in the island's north and east.
Thousands have died since the conflict erupted in 1972.