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National Institute of Ocean Technology (NIOT) Contact No.

Updated on Friday, 3 July 2026 - 2:52pm
Organization: 
All India Number(s): 
  • 044-6678 3300 (For Contact Support, Mon-Sat, 9am-5:30pm)
Website: 
Official Website

Important Link

Administration Contact Details

Sr No. Name Designation Contact/Extn No. Email
Establishment and Personnel
1 Mr Sankara RamaSubramanian Senior Administrative Officer 044-66783307 sankararaman [dot] niot [at] gov [dot] in
2 Ms Vatchala Kuppuraman Assistant Manager 044-66787458 vatchala [dot] niot [at] gov [dot] in
3 Ms Jenitha Junior Assistant 044-66787857 jenitha [dot] niot [at] gov [dot] in
4 Ms Neetu Hindi Translator 044-66783308 neetu [dot] niot [at] gov [dot] in
5 Ms Sonitha Hindi Translator 044-66783452 sonitha [dot] niot [at] gov [dot] in
6 Mr Pradeep Gopi Multi Tasking Staff 044-66787094 pradeep [at] niot [dot] res [dot] in
Director's Secretariat
7 Prof. Balaji Ramakrishnan Director 044-66783303 director [at] niot [dot] res [dot] in
8 Mr Guruprasad Rao Sarangapani Rao Junior Executive 044-66783304,
044-66783303		 guru [at] niot [dot] res [dot] in
9 Mr Rajan D Technician Grade A 044-66783305 drajan [at] niot [dot] res [dot] in
Estate & Maintenance
10 Mr Saravanan Rajendran Scientist-F 044-66783352 sarvan [at] niot [dot] res [dot] in
11 Mr Selva Kumar Madasamy Scientist-E 044-66783320 selva [at] niot [dot] res [dot] in
12 Mr Meenatchi Sundaram A Scientific Officer Grade II 044-66783323 meenatchi [at] niot [dot] res [dot] in
13 Mr Mahendran R Scientific Assistant 044-66783363 mahendran [dot] niot [at] gov [dot] in
14 Mr Elanchezhiyan Krishnan Technician Grade A 044-66783319 chezhiyan [dot] niot [at] gov [dot] in
15 Mr Nambirasan T Technician Grade A 044-66783334 nambi [at] niot [dot] res [dot] in
16 Mr Anand N Technician Grade A 044-66783485 anandn [dot] niot [at] gov [dot] in
Finance & Accounts
17 Ms Rathikumari Ramankutty Assistant Manager 044-66783313 rathi [at] niot [dot] res [dot] in
18 Ms Srilakshmi I Senior Executive 044-66783316 srilakshmi [dot] niot [at] gov [dot] in
19 Mr.Stalin Executive 044-66783302 stalin [at] niot [dot] res [dot] in
20 Ms Vijayalakshmi Karunakaran Junior Assistant 044-66783317 kvlakshmi [at] niot [dot] res [dot] in
21 Ms Lavanya N Junior Assistant 044-66783304 lavanya [at] niot [dot] res [dot] in
22 Mr Muthurajan D Technician Grade A 044-66787509 muthurajan [dot] niot [at] gov [dot] in
HRD-Students Project Registration
23 Dr. N. R.Ramesh  Scientist In-charge Ext: 3371  rameshnr [dot] niot [at] gov [dot] in
Library
24 Dr.M.C.Sanjana Scientist-E (Scientist In-charge) Ext: 3411 sanjana [dot] niot [at] gov [dot] in
25 Shri Stalin K Executive Ext: 3312 stalin [at] niot [dot] res [dot] in
Security
26 Shri Gopu A Assistant Security Officer Ext: 3453 gopu [at] niot [dot] res [dot] in
Stores & Purchase
27 Dr.Muthuvel Scientist in-Charge Ext: 3365 muthuvel [dot] niot [at] gov [dot] in
28 Ms Anuradha Ram Krishnan Assistant Manager Ext: 3322 radha [at] niot [dot] res [dot] in
29 Shri Gopalakrishna S M Co-ordinator Grade-IV Ext: 3325 gopal [at] niot [dot] res [dot] in
30 Ms Ahalya G V Executive Ext: 3309 ahalya [at] niot [dot] res [dot] in
31 Smt Vaidehi L Junior Executive Ext: 3327 vaidehi [at] niot [dot] res [dot] in
32 Smt Vasanthi S Executive Ext: 3326 svasanthi [at] niot [dot] res [dot] in
33 Smt Vijayalakshmi A S  Senior Executive Ext: 3496 viji [at] niot [dot] res [dot] in
34 Shri Junaid Ahmed Technician Grade B Ext: 3497 ahmed [at] niot [dot] res [dot] in
35 Shri  Sasikumar S Technician Grade A Ext: 3332 sasikumar [at] niot [dot] res [dot] in
Transport & Logistics
36 Shri Sankar M Scientist-G (Scientist Incharge) Ext: 3561 msankar [at] niot [dot] res [dot] in
37 Shri Charles Technician Grade B Ext: 3499 charles [dot] niot [at] gov [dot] in
38 Shri Dandis Anandkumar G Technician Grade A Ext: 3447 anandk [at] niot [dot] res [dot] in
39 Shri Saravanan S Technician Grade A Ext: 3447 sara_gh [at] niot [dot] res [dot] in
Strategic Planning & Management
40 Dr Vijaya Ravichandran Scientist-G Ext: 3464 vijaya [at] niot [dot] res [dot] in ,
vijaya [dot] niot [at] gov [dot] in
41 Mr Mullaivendhan K Scientist-E Ext: 3564 mullai [at] niot [dot] res [dot] in ,
mullai [dot] niot [at] gov [dot] in

Department Wise Staff Contact Details

Sr No. Department Name Contact No. Email
Scientist-G
1 Group Head, Sea Front Development Dr Basanta Kumar Jena 044-66783468 bkjena [dot] niot [at] gov [dot] in
2 Group Head, Deep Sea Technology Dr Vijaya Ravichandran 044-66783464 vijaya [dot] niot [at] gov [dot] in
3 Group Head, Ocean Structures Dr Ramesh Sethuraman 044-66783379 sramesh [dot] niot [at] gov [dot] in
4 Vessel Management Cell Dr Phanikumar S V S 044-66783353 phani [dot] niot [at] gov [dot] in
5 Scientist In-charge, Deep Sea Mining Mr Raju Abraham 044-66783339 rajuabraham [dot] niot [at] gov [dot] in
6 Scientist In-charge, Marine Sensor Systems Mr Gopkumar Kuttikrishnan 044-66783492 gopkumar [dot] niot [at] gov [dot] in
7 Deep Sea Technology Mr Sankar Mani 044-66783394 msankar [dot] niot [at] gov [dot] in
8 Group Head - Marine Biotechnology Dr Vedachalam N 044-66783381 vedachalam [dot] niot [at] gov [dot] in
9 Scientist In-charge, Vessel Management Cell Dr Dharani Gopal 044-66783419 dharani [dot] niot [at] gov [dot] in
10 Scientist In-charge, Energy and Fresh Water Dr N R Ramesh 044-66783371 rameshnr [dot] niot [at] gov [dot] in
11 Deep Sea Mining Dr Venkatesan G 044-66783357 venkatesang [dot] niot [at] gov [dot] in
12 Deep Sea Mining Scientist In-Charge, Stores and Purchase Mr Muthukrishna Babu S 044-66783372 smbabu [at] niot [dot] res [dot] in ,
muthukrishnababu [dot] niot [at] gov [dot] in
13 Deep Sea Mining Scientist In-Charge, Stores and Purchase Dr Muthuvel Panayan 044-66783365 muthuvel [dot] niot [at] gov [dot] in ,
pmuthuvel [at] niot [dot] res [dot] in
14 Deep Sea Technology Mr M Palaniappan 044-66783476 palani [dot] niot [at] gov [dot] in
Scientist-F
15 Scientist In-charge, Engineering Design Group Mr Deepak Cr 044-66783367 deepak [dot] niot [at] gov [dot] in
16 Scientist In-charge, Ocean Electronics Mr Muthukumaravel S 044-66783525 muthukumaravel [dot] niot [at] gov [dot] in
17 Marine Biotechnology Dr N V Vinithkumar 044-66783595 vinithkumar [dot] niot [at] gov [dot] in
18 OS,SFD and Estate In-charge Mr Saravanan Rajendran 044-66783352 rsaravanan [dot] niot [at] gov [dot] in
19 Deep Sea Technology Mr Subramanian Annamalai 044-66783384 ans [dot] niot [at] gov [dot] in
20 Scientist In-charge Ocean Observations Systems Mr Arul Muthiah M 044-66783535 arulmuthiah [dot] niot [at] gov [dot] in
21 Ocean Electronics Dr Srinivasan Rangan 044-66783402 rsrinivasan [dot] niot [at] gov [dot] in
22 Marine Sensor System Smt Chithra Krishnaswamy 044-66783539 chithra [dot] niot [at] gov [dot] in
23 Deep Sea Technology Dr Sathianarayanan D 044-66783385 sathia [dot] niot [at] gov [dot] in
24 Scientist In-charge, Ocean Acoustics And Modelling Dr Malarkodi A 044-66783405 malarkodi [dot] niot [at] gov [dot] in
25 Vessel Management Cell Mr Suseentharan Veluchamy 044-66783484 suseentharan [dot] niot [at] gov [dot] in
26 Coastal And Environmental Engineering Dr Sundararajan Srinivasan 044-66783466 sundararajan [dot] niot [at] gov [dot] in
27 Deep Sea Mining Mr Rajesh Shiva 044-66783368 rajesh [dot] niot [at] gov [dot] in ,
srajesh [at] niot [dot] res [dot] in
28 Coastal and Environmental Engineering Mr. Aruna Kumar Avula 044-66783436 arunakumar [dot] niot [at] gov [dot] in
29 Deep Sea Technology Mr. Ramesh Raju 044-66783380 rameshraju [dot] niot [at] gov [dot] in
30 Deep Sea Technology Dr. Pranesh S B 044-66783386 pranesh [dot] niot [at] gov [dot] in
31 Deep Sea Mining Ms. Amudha Krishnan 044-66783376 amudha [dot] niot [at] gov [dot] in , 
amudha [at] niot [dot] res [dot] in
32 Deep Sea Technology Mr. Harikrishnan G 044-66783383 harikrishnan [dot] niot [at] gov [dot] in
33 Ocean Observations Systems Smt. Jossia Joseph K 044-66783563 jossia [dot] niot [at] gov [dot] in
34 Ocean Structures Dr. Dhinesh Ganapathy 044-66783564 gdhinesh [dot] niot [at] gov [dot] in
35 Ocean Structures Mr. Mullai Vendhan K 044-66783564 mullai [dot] niot [at] gov [dot] in
36 (Scientist In-charge, CIG) Ocean Observations Systems Mr. Ramasundaram S 044-66783536 srs [dot] niot [at] gov [dot] in
37 Deep Sea Mining Mr. Janarthanan C 044-66787105 janarthanan [dot] niot [at] gov [dot] in
38 Deep Sea Technology Dr. Tamshuk Chowdhury 044-66783378 tamshuk [dot] niot [at] gov [dot] in
39 Marine Biotechnology Dr. Dilip Kumar Jha 03192-225083 dilip [dot] niot [at] gov [dot] in
Scientist-E
40 Coastal and Environmental Engineering Dr. Prince Prakash 044-66783465 prince [dot] niot [at] gov [dot] in
41 Coastal and Environmental Engineering Mr. Rajkumar Janakiraman 044-66783443 rajkumar [dot] niot [at] gov [dot] in
42 Ocean Acoustics and Modelling Dr. Sanjana M C 044-66783411 sanjana [dot] niot [at] gov [dot] in
43 Ocean Structures Dr. Balaji Dilli 044-66783349 dbalaji [dot] niot [at] gov [dot] in
44 Energy and Fresh Water Mr. Prasad Dudhgaonkar 044-66787091 prasad [dot] niot [at] gov [dot] in
45 Deep Sea Mining Smt. Nidhi Varshney 044-66787308 nidhi [dot] niot [at] gov [dot] in ,
nidhi_varshney [at] niot [dot] res [dot] in
46 Ocean Structures Dr. Sridhar Muddada 044-66787066 sridharmuddada [dot] niot [at] gov [dot] in
47 Energy and Fresh Water Dr. Samson Packiaraj 044-66783344 samson [dot] niot [at] gov [dot] in
48 Coastal and Environmental Engineering Mr. Kiran A. S. 044-66783472 kiran [dot] niot [at] gov [dot] in
49 Deep Sea Mining Mr. Anbu Aravind Gnanaraj 044-66783412 gnanaraj [dot] niot [at] gov [dot] in , 
gnanaraj [at] niot [dot] res [dot] in
50 Energy and Fresh Water Mr. Biren Pattanaik 044-66783354 biren [dot] niot [at] gov [dot] in
51 Computational Infrastructure Group Dr. Bolem Srinivas 044-66783364 srinivasbolem [dot] niot [at] gov [dot] in
For more information, please read .

Officers Contact Details

Sr No. Designation Contact No. Email
1 Hon'ble Minister of State
(Independent Charge)		 011-23794542, 011-23794559,
0191-2477722, 7042304567,
9419192900
Fax: 011-23794559		 hfm [at] gov [dot] in
2 Secretary, MoES - secretary [at] moes [dot] gov [dot] in

Internal Complaint Committee Contact Details

Sr No. Name Designation Contact No. Email
1 Dr.A.Malarkodi Scientist-F 044-66783405 malarkodi [dot] niot [at] gov [dot] in
2 Smt. Nidhi Varshney Scientist -E 044-66787308 nidhi [dot] niot [at] gov [dot] in
3 Smt Isabel Dericks Selvam Executive 044-66783425 isabel [dot] niot [at] gov [dot] in

CPIO/Appellate Authority Contact Details

Sr No. Authority Name Designation Contact No. Email
1 Central Public Information Officer Shri Prasad Dudhgaonkar Scientist-E 044-66787091 cpio [dot] niot [at] gov [dot] in
2 First Appellate Authority Prof. Balaji Ramakrishnan Director, NIOT 044-66783303 director [dot] niot [at] gov [dot] in
3 Vigilance Officer Dr. Dharani Gopal Scientist-G 044-66783419 dharani [dot] niot [at] gov [dot] in
4 Grievance Officer Dr. N V Vinith Kumar Scientist-F 044-66783595 vinithkumar [dot] niot [at] gov [dot] in
5 Nodal Officer Shri M Sankar Scientist - G 044-66783394 msankar [dot] niot [at] gov [dot] in

Office Addresses

Email: postmaster [at] niot [dot] res [dot] in (Same For All)

Sr No. Office Contact No. Email Address
(National Institute of Ocean Technology (NIOT))
1 Corporate Office Fax: 044-22460645 sysadmin [dot] niot [at] gov [dot] in Velachery - Tambaram Main Road, Narayanapuram, Pallikaranai,
Chennai - 600100 Tamil Nadu, India
2 Branch Office 0319-2225095 dilip [dot] niot [at] gov [dot] in Atal Center for Ocean Science and Technology for Islands (ACOSTI)
Industrial Estate Road, Dollygunj, Port Blair, Andaman and Nicobar Islands - 744103

Social Sites

Parent Article: 
Ministry of Earth Sciences (MOES) Contact No.