National Test House (nth.gov.in): Desks and Contacts
National Test House
Central Government · Attached / Subordinate Offices · Food & Public Distribution
Updated 13 Nov 2026. Contacts checked 13 Nov 2026.
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NTH is India's largest multi-location multidisciplinary industrial central government’s testing laboratory dealing with almost all sorts of testing, calibration and quality evaluation related to industry, commerce, trade etc. as per international and nations standards. At present National Test House is providing facilities like testing, evaluation and calibration of raw materials as well as finished products to the end users through its branches established at Kolkata, Mumbai, Chennai, Ghaziabad, Jaipur, Guwahati and Varanasi .
Reach the department
Phone: 0120-2783270
The right desk for your problem
| For | Published desk | Phone | |
|---|---|---|---|
| 1. / Shri Ratul Bezbaruah (SO (Chemical)) | National Test House, North Eastern Region,(NER) - Guwahati | 0361-2471938 | [email protected], [email protected] |
| 2. / Shri Bashist Kumar (OS) | National Test House, Head Quarters(HQ) - Kolkata | Landline:- 03323675387 | [email protected] |
| 4. / Smt. Ujjayani Bakshi (MTS) | National Test House, Head Quarters(HQ) - Kolkata | 03323675387 | [email protected] |
| 5. / Smt. Tandra Ray Ghosal (AO – I) | National Test House, Eastern Region (ER) - Kolkata | 03323673829 | [email protected] |
| 9. / Smt. Mamta Rangari (Sc. B(Elc)) | National Test House, Western Region - Mumbai | Landline:- 02228260927 | [email protected] |
| 13. / Smt. Bhooma Devi (SO(Mech)) | National Test House, Southern Region(SR) - Chennai | 04422432374 | [email protected] |
| 16. / Shri Ravikat chouhan (SO (Electrical)) | National Test House , North Western Region (NWR) - Jaipur | 01412330074 | [email protected] |
| 18. / Smt. Nisha Kumari (Scientific Asstt. (Civil)) | NATIONAL TEST HOUSE , North Region(NR) - Ghaziabad | 01202789493 | [email protected] |
| 21. / Shri Sumath Kumar (Laha Scientist C (Chemical)) | National Test House, North Eastern Region,(NER) - Guwahati | 0361-2471938 | [email protected] |
Do it online: useful services and information
Extensive services encompassing material, product, and equipment testing, calibration, on-site services, R&D support, and training across diverse fields of science and technology.
With over eight decades of experience in test and evaluation services, the National Test House (NTH) has amassed a wealth of knowledge in multidisciplinary materials and product testing. NTH extends its expertise to Research and Development (R&D) services in the field of test engineering, with a commitment to sharing this invaluable experience for the benefit of industries and trade.
Your trusted partner for quality assurance, innovation, and excellence, NTH has been empowering industries for over a century.
We value your feedback and suggestions as they help us continually enhance our services. Please share your thoughts with us to help us better serve your needs and ensure your experience with NTH is exceptional. Your insights drive our commitment to quality and innovation. Thank you for being a part of our journey towards excellence.
In compliance with the instructions of National Commission for women and guidelines issued in implementation of the directives of Hon'ble Supreme Court Judgement dated 13th August, 1997 in the case of Visakha and others vs. State of Rajasthan and Others on the subject of sexual harassment of women in the workplace, this Department had duly constituted a Complaint Committee for considering complaints of sexual harassment of women working in the National Test House. The composition of the Complaints Committee was revised subsequent to transfer etc. of the existing Chairperson/Member. The details with regard to the Act & rules, role, functions etc. of ICC are as given below:
The website
Official sources
- National Test House | Home. Read 11 Nov 2026.
- NTH | Contact us. Read 13 Nov 2026.
- NTH | Powers & Duties of Officers. Read 13 Nov 2026.
- NTH | Feedback/Grievance. Read 13 Nov 2026.
- NTH | Internal Complaints Committee(ICC) - Women. Read 13 Nov 2026.
- NTH | Our Services. Read 13 Nov 2026.
- NTH | Research & Development. Read 13 Nov 2026.
- NTH | Information As Per GFR. Read 13 Nov 2026.
- IGOD directory body classification. Read 13 Nov 2026.