ACTEC CO., LTD. is a structural engineering consultant firm which is specialized in the field of civil and structural engineering. ACTEC was established in 1988 by a group of professional engineers who have been serving and practicing for more than a decade. The company was originally named as Asian Consultant and Technology Co., Ltd.

ACTEC provides a fully-integrated and innovative service in the field of structural engineering for both design and construction supervision. It has an impressive portfolio of major buildings ranging from high-rise condominiums, apartments, office buildings, commercial complexes, hotels, hospitals, gymnasiums and various industrial buildings in Bangkok Metropolitan and other parts of Thailand.

The company's field of service, however, is not confined to structural engineering. It has also undertaken work in civil engineering, geotechnical engineering, development of special construction technique and structural remedial engineering.