Registration Certificates
BIS Certificate
ISO-9001-2008
ISO-14001-2004
OHSAS-18001-2007
Trademark
GOVERNMENT OF INDIA
DIRECTORATE-GENERAL OF SUPPLIES DISPOSALS
MILITARY-ENGINEERING
SERVICES
MES approval for Simhadri TMT HSCRM
DEFENCE-METALLURGICIAL-RESEARCH-LABORATORY
RESEARCH
CENTRE-IMART
DEPARTMENT-OF
ATOMIC-ENERGY
NUCLEAR-POWER-CORPORATION-OF-INDIA-LIMITED
EAST-COAST
RAILWAYS
SOUTH-CENTRAL
RAILWAYS
SOUTHERN
RAILWAYS
SOUTH-WESTERN
RAILWAYS
NATIONAL-HIGHWAYS-CONSULTANT-FOR-ORRISSA
Public Sector Undertakings
CHENNAI PETROLEUM CORPORATION LIMITED
HINDUSTAN PETROLEUM CORPORATION LIMITED
BHARAT HEAVY ELECTRICAL LIMITED
ANDHRA PRADESH GOVERNMENT
A.P. POWER GENERATION CORPORATION LIMITED
EASTERN POWER DISTRIBUTION COMPANY OF A.P. LIMITED
SOUTHERN POWER DISTRIBUTION CORPORATION OF A.P. LIMITED
NORTHERN POWER DISTRIBUTION COMPANY OF A.P. LIMITED
TIRUMALA TIRUPATHI DEVASTHANAM TIRUPATHI (1)
A.P. STATE HOUSING CORPORATION LTD.,
TAMILNADU GOVERNMENT
TAMILNADU HOUSING BOARD CHENNAI
TAMILNADU ELECTRICITY BOARD CHENNAI
