L&T offers design, engineering, project management, procurement, construction and commissioning services to the hydro carbon industry, notably the oil & gas upstream, oil & gas mid and downstream (Refinery, Petrochemicals, Fertilizer, Chemical projects and unit systems).

L&T executes projects for the fertilizer industry (ammonia and urea complexes) including revamp, expansions and fully integrated grassroots plants, on turnkey basis with single-point responsibility. L&T plays a major role in the petrochemical sector as a 'Total Solutions Provider', offering comprehensive services. It undertakes projects on an LSTK/EPC basis with full compliance to international standards including technology, from process licensors.

L&T offers the full range of facilities and equipment for unit systems & oil & gas production, processing and transportation. One of the largest in South Asia, its Modular Fabrication Yard (MFF) is capable of manufacturing several large modules simultaneously. Fabricated modules are tested and pre-commissioned onshore to ensure rapid and trouble-free hook-up at site.

Hydro Carbon Business Sector consists of the following:

Oil & Gas Upstream
Oil & Gas Mid and Downstream
Modular Fabrication Facilities (MFF)  
Hydrocarbon Construction & Pipelines