However, this year the sector will face higher risks from more serious floods that would hurt the market.
"Sales and revenue from upcountry areas and along the border are growing lower than expected compared with early this year," Ms Supornsri said.
"Most of our customers are holding back their plans to fix their residences and they are not confident to spend more money to repair houses. However, we expect demand for construction materials to start to rebound in the last quarter when the rainy season ends."
During the rainy season, Mega Home will seek ways to offset falling sales by increasing projects for small hotels and apartments in remote areas that continue to grow slowly.