
1961
Thaweerung Limited Partnership, a paints and construction materials distributor, was founded by Mr. Prasert Chaiyotburana.
1963
Collaborated exclusively with Bayer Germany, the world’s leading company in wood coating technology, to import Unithane for wood coating under the “Beger Unithane B-52” trademark, also known as 'Rocket Oil' or 'Aircraft Seal B-52'.
2000
Developed wood preservative products for both exterior and interior use, suitable for walls and floors, offering a natural wood grain and deep penetration.
2006
Built a manufacturing plant for Super Resin production.

2007
Launched BegerCool, an innovative flagship product that has achieved notable sales and been recognized with national awards.
2012
Successfully invented air-purifying paints for interiors, improving indoor air quality for family hygiene, including BegerShield AirFresh, BegerShield AirClean, and BegerShield PhotoClean.
2016
Launched a distinctive innovative paint called Beger One, the first and only ready-to-use paint with no primer needed in Thailand.
2020
Developed an advanced version of BegerShield AirFresh with Anti-Virus Gold iON, the first and most efficient innovation for preventing coronavirus SARS-CoV-2. This product won the Product of the Year 2020 by Business Plus.

2021
Won the prize in creative energy, energy conservation, and alternative energy development from the Thailand Energy Award 2021
Launched a topcoat and anti-rust primer in one, BegerShield GripTech 2 In 1, the first high gloss multi-purpose metal coating for all surfaces.
2022
As a leader in wood paint innovation, launched Beger Polyurethane 1K Supreme Outdoor, the first and only outdoor wood polyurethane in Thailand, offering superior all-weather resistance and suitable for various exterior surfaces.

2023
Following Beger’s commitment to environmental sustainability, Beger became the first company in Thailand to receive the Carbon Footprint Reduction Label (Gold Label) for its BegerCool.
Beger also develops products continuously for the well-being of mothers, children, the elderly, and pets. BegerShield AirFresh Anti-Virus Gold Ion was awarded "Best Interior Paint" at The Asian Parent Awards 2023.
BegerShield Griptech 2in1, an all-in-one metal coating, won the Product of the Year 2023 award by Business Plus, recognizing its premium quality and eco-friendliness.

2024
Launched "Paint CO2Cal" an application to calculate the carbon footprint of using over 1,200 shades of Beger paint, as the first in the Thai decorative paint industry.