Sun Myat Tun, popularly known as SMT, was establish in 2009. SMT mainly focus on started building infrastructure projects for roads, bridges and power lines.

In 2011, SMT entered the building of accommodation housing for government institutions. In 2013, SMT initiated the development of Low-Cost Housing by joint development with landowners.

In 2020, Estate Owl has 155 joint development projects and providing thousands of homes to local people within ten years from 2013 up to 2023. SMT successfully handled many Turnkey Projects by government in 2018 and 2019.