Group History

AAD Tech logo featuring a tree with green leaves and the tagline “Conserve Energy.

Established in 2008, AAD Tech India Private Limited, is a pioneer in Energy efficiency Retrofits of EC Fans in Air handling units and cooling towers, achieving substantial energy savings across multiple industries.

MELFRANK logo with a blue water droplet and wave-like design.

Established in 1991, Melfrank Engineers LLP has extensive experience in designing & building cooling towers of varying capacity. The company specializes in converting timber to pultruded FRP tower & retrofits with EC axial fans, achieving energy savings & efficiency.

Airpac Cleantech logo with blue text and an orange-green leaf design.

Established in 1992, Airpac Cleantech Private Limited specializes in design & execution of cleanroom equipment's, adhering to global standards. Products include Fan filter modules, laminar flows and pass boxes.

AAD Tech Environ logo with a globe-shaped geometric mesh in green and orange tones.

AAD Tech Environ Private Limited is the global arm of AAD Tech India Private Limited & has executed projects in Bahrain, Turkey, Oman, Egypt, Thailand, Indonesia, Saudi Arabia and Nepal.

AAD Tech Group circular logo featuring a tree, building, and lotus, surrounded by a tricolor border.

We specialize in the complete lifecycle of EC fans – performance optimization, maintenance, and repair.