Gannon Dunkerley & Company initially incorporated as a Private Ltd Company in 1924 was converted to Public Ltd. Company in 1948, after taking over by Indian Management.
Gannon carved out its name in the Civil Construction, after diversification and gradually made its presence felt in all major sectors of construction, both Industrial and Infrastructure, throughout the country.
GDCL developed confidence with successful completion of several major Civil Construction projects including RCC Bowstring girder bridges in South India with own in-house design. The Company also constructed major irrigation and hydroelectric projects, water works and large factory buildings. The company pioneered in precast RCC Construction. From 1950 onwards Civil Engineering Construction became the main thrust in the Company's business. In order to undertake turnkey projects, the Company started its Mechanical and Electrical Department in mid 50s, to provide an integrated solution for industries, as a preferred partner of large business houses. In mid 70s the Company diversified into environment sector by building water treatment plants on turnkey basis. In 1990, the Company proudly contributed to the modernization of Indian Railways by establishing a pre-stressed concrete sleeper factory at Rayagada (Odisha). The Company has also taken keen interest in providing efficient material handling systems viz. the baggage conveyor belts at all major airports across the country.
The company re-entered Infrastructure Sector in Highways, Railways, Bridges/Flyovers across the country in the last decade. With the confidence and experience gained over the years, the Company also took up irrigation projects viz. canals and irrigation structures.
The company has acquired IMS certification covering ISO 14001:2004, OHSAS 18001:2007 and ISO 9001:2008 to project itself as a Quality, Health, Safety and Environment compliant construction company, reinforcing clients confidence.
Gannon has a distinct privilege of successfully completing over 3000 projects. Company’s regular present staff strength is over 4239 technical and commercial personnel excluding labour and muster staff employed at project sites.
The company has four Civil Engineering Divisions located in Delhi, Mumbai, Hyderabad and Kolkata besides Material Handling Unit in Kolkata and Water Treatment Division in Delhi to cater to the needs of clients across the country.