Public Sector Companies and Their Headquarters

1. Maharatna Public Sector Companies

India’s important Maharatna CPSEs include the following:

No.Public Sector CompanyHeadquarters
1Bharat Heavy Electricals Limited (BHEL)New Delhi
2Bharat Petroleum Corporation Limited (BPCL)Mumbai
3Coal India Limited (CIL)Kolkata
4GAIL (India) LimitedNew Delhi
5Hindustan Petroleum Corporation Limited (HPCL)Mumbai
6Indian Oil Corporation Limited (IOCL)New Delhi
7NTPC LimitedNew Delhi
8Oil & Natural Gas Corporation (ONGC)New Delhi
9Power Grid Corporation of India LimitedGurugram
10Steel Authority of India Limited (SAIL)New Delhi
11Rashtriya Thermal Power Corporation / NTPCNew Delhi
12Rashtriya Chemicals and Fertilizers Limited (RCFL)Mumbai
13Oil India Limited (OIL)Duliajan, Assam

Exam note: Maharatna status is a classification under the Government of India’s public-enterprise framework. The exact list of Maharatna CPSEs can change when the government grants or revises status.


2. Navratna Public Sector Companies

No.Public Sector CompanyHeadquarters
1Bharat Electronics Limited (BEL)Bengaluru
2Container Corporation of India (CONCOR)New Delhi
3Engineers India Limited (EIL)New Delhi
4Hindustan Aeronautics Limited (HAL)Bengaluru
5National Aluminium Company (NALCO)Bhubaneswar
6National Buildings Construction Corporation (NBCC)New Delhi
7National Fertilizers Limited (NFL)Noida
8National Hydroelectric Power Corporation (NHPC)Faridabad
9National Mineral Development Corporation (NMDC)Hyderabad
10Neyveli Lignite Corporation India Limited (NLC India)Neyveli, Tamil Nadu
11Rail Vikas Nigam Limited (RVNL)New Delhi
12Rashtriya Chemicals and Fertilizers Limited (RCF)Mumbai
13RITES LimitedGurugram
14Shipping Corporation of India (SCI)Mumbai
15Solar Energy Corporation of India (SECI)New Delhi
16SJVN LimitedShimla
17Engineers India LimitedNew Delhi
18Indian Railway Finance Corporation (IRFC)New Delhi

3. Miniratna Public Sector Companies

Miniratna CPSEs are divided into Category-I and Category-II.

Important Category-I Miniratna CPSEs

CompanyHeadquarters
Airports Authority of India (AAI)New Delhi
Bharat Coking Coal Limited (BCCL)Dhanbad
Bharat Dynamics Limited (BDL)Hyderabad
Bharat Sanchar Nigam Limited (BSNL)New Delhi
Central Warehousing Corporation (CWC)New Delhi
Cochin Shipyard LimitedKochi
Garden Reach Shipbuilders & Engineers (GRSE)Kolkata
Goa Shipyard LimitedGoa
Indian Railway Catering and Tourism Corporation (IRCTC)New Delhi
Indian Railway Construction International Limited (IRCON)New Delhi
Mishra Dhatu Nigam Limited (MIDHANI)Hyderabad
MSTC LimitedKolkata
National Seeds CorporationNew Delhi
RailTel Corporation of IndiaNew Delhi
Rashtriya Ispat Nigam Limited (RINL)Visakhapatnam
Tehri Hydro Development Corporation (THDC)Rishikesh
WAPCOS LimitedGurugram

4. Major Oil & Gas Public Sector Companies

CompanyHeadquarters
Indian Oil Corporation (IOCL)New Delhi
Bharat Petroleum (BPCL)Mumbai
Hindustan Petroleum (HPCL)Mumbai
Oil & Natural Gas Corporation (ONGC)New Delhi
GAIL IndiaNew Delhi
Oil India LimitedDuliajan, Assam
Indian Renewable Energy Development Agency (IREDA)New Delhi
Engineers India Limited (EIL)New Delhi
Petronet LNGNew Delhi

5. Major Power Sector PSUs

CompanyHeadquarters
NTPC LimitedNew Delhi
Power Grid Corporation of IndiaGurugram
NHPC LimitedFaridabad
SJVN LimitedShimla
THDC India LimitedRishikesh
Bharat Heavy Electricals Limited (BHEL)New Delhi
Power Finance Corporation (PFC)New Delhi
Rural Electrification Corporation (REC)New Delhi
Nuclear Power Corporation of India (NPCIL)Mumbai
Indian Renewable Energy Development Agency (IREDA)New Delhi

6. Major Defence PSUs

CompanyHeadquarters
Hindustan Aeronautics Limited (HAL)Bengaluru
Bharat Electronics Limited (BEL)Bengaluru
Bharat Dynamics Limited (BDL)Hyderabad
BEML LimitedBengaluru
Mishra Dhatu Nigam Limited (MIDHANI)Hyderabad
Garden Reach Shipbuilders & Engineers (GRSE)Kolkata
Cochin Shipyard LimitedKochi
Mazagon Dock Shipbuilders LimitedMumbai
Goa Shipyard LimitedVasco da Gama, Goa
Bharat Earth Movers Limited (BEML)Bengaluru

7. Major Railway PSUs

CompanyHeadquarters
Indian Railway Finance Corporation (IRFC)New Delhi
Indian Railway Catering and Tourism Corporation (IRCTC)New Delhi
Rail Vikas Nigam Limited (RVNL)New Delhi
RailTel Corporation of IndiaNew Delhi
IRCON InternationalNew Delhi
Container Corporation of India (CONCOR)New Delhi
RITES LimitedGurugram

8. Major Mining & Metal PSUs

CompanyHeadquarters
Coal India Limited (CIL)Kolkata
National Mineral Development Corporation (NMDC)Hyderabad
National Aluminium Company (NALCO)Bhubaneswar
Steel Authority of India Limited (SAIL)New Delhi
Hindustan Copper Limited (HCL)Kolkata
MOIL LimitedNagpur
KIOCL LimitedBengaluru
Rashtriya Ispat Nigam Limited (RINL)Visakhapatnam
Bharat Coking Coal Limited (BCCL)Dhanbad

9. Major Banking & Financial Public Sector Companies/Institutions

Although public sector banks are technically public sector banks rather than CPSEs, they are extremely important for banking exams.

InstitutionHeadquarters
State Bank of India (SBI)Mumbai
Bank of BarodaVadodara
Punjab National Bank (PNB)New Delhi
Canara BankBengaluru
Union Bank of IndiaMumbai
Bank of IndiaMumbai
Indian BankChennai
Bank of MaharashtraPune
Central Bank of IndiaMumbai
UCO BankKolkata
Indian Overseas BankChennai
Punjab & Sind BankNew Delhi

10. Major Insurance PSUs

CompanyHeadquarters
Life Insurance Corporation of India (LIC)Mumbai
New India Assurance CompanyMumbai
United India Insurance CompanyChennai
National Insurance CompanyKolkata
Oriental Insurance CompanyNew Delhi
General Insurance Corporation of India (GIC Re)Mumbai

11. Major Aviation & Transport PSUs

CompanyHeadquarters
Airports Authority of India (AAI)New Delhi
Pawan HansNew Delhi
Indian Railway Catering and Tourism CorporationNew Delhi
Shipping Corporation of IndiaMumbai
Cochin ShipyardKochi
RITESGurugram
CONCORNew Delhi

12. Major Fertilizer & Chemical PSUs

CompanyHeadquarters
Fertilizers and Chemicals Travancore (FACT)Kochi
National Fertilizers Limited (NFL)Noida
Rashtriya Chemicals and Fertilizers (RCF)Mumbai
Madras Fertilizers LimitedChennai
Fertilizer Corporation of IndiaNew Delhi
Indian Farmers Fertiliser Cooperative (IFFCO)New Delhi

Exam Note: IFFCO is a multi-state cooperative, not a CPSE, but is frequently included in static-GK lists because of its importance in the fertilizer sector.


13. Major Telecom & Technology PSUs

CompanyHeadquarters
Bharat Sanchar Nigam Limited (BSNL)New Delhi
Mahanagar Telephone Nigam Limited (MTNL)New Delhi
RailTel Corporation of IndiaNew Delhi
Telecommunications Consultants India Limited (TCIL)New Delhi
Electronics Corporation of India Limited (ECIL)Hyderabad

14. Major Construction & Engineering PSUs

CompanyHeadquarters
BHELNew Delhi
Engineers India LimitedNew Delhi
NBCC IndiaNew Delhi
National Highways Authority of India (NHAI)New Delhi
RITESGurugram
IRCON InternationalNew Delhi
RVNLNew Delhi
WAPCOSGurugram