Former president Gotabaya Rajapaksa, who fled protests stemming from an economic crisis in his home country last month, reportedly plans to return to Singapore soon.
At least 38 Singapore-based companies are brokering the sale of weapons and military equipment to the junta.
Seven Singaporean firms and a Chinese company were targeted by the National Unity Government.
Speaking at the Shangri-La Dialogue in Singapore, US State Department Counsellor Derek Chollet cast doubt over the junta's pledge to hold new elections in August 2023.
In talks in Washington, President Biden and Prime Minister Lee also called on the regime to end violence against civilians, allow access to aid and restore democracy.
Major General Than Htut Thein joins Anti-Corruption Commission after Singapore rejected his proposed appointment as ambassador to the Lion City.
Lee Hsien Loong said in a video call with ASEAN chair Hun Sen of Cambodia that the group should continue to shun Min Aung Hlaing until he implements its consensus.
Local politicians and analysts tell The Irrawaddy that the new UN envoy must be allowed to visit the country and engage in dialogue with all stakeholders.
The city state has become a preferred location for military-linked companies and individuals to park their assets.
Despite rumors U Tun Hlaing, owner of STE Global Trading, was detained in Singapore, he is reportedly living in Myanmar.