NABCB Accredited Inspection Bodies
Root Thinkers Pvt. Ltd.
Address 3915, DLF City, Phase IV, Gurgaon, Haryana-122 009, India
Contact Person Mr. Amarjit Singh Bhatia
Designation Director
Tel 0124-2386533
Fax 0124-2386533
Email ID
Accreditation Cert. No.. IB 047
Valid From 28 March 2018
Valid Upto 27 Mar 2025
Accreditation Standard ISO/IEC 17020:2012
Type of Inspection Body Type A
Scopes of Accreditation

Field of Inspection

Type and Range of Inspection

Standards / Regulations / Methods / Procedures

Number identification with year of publication


IAF Scope 31a
Petroleum Installation

In-Service Inspection

PNGBR’s F.No. PNGRB/Tech/7-T4SPI/(1)/ 2022 (P-4116) along with national/international standards mentioned therein and relevant statutes.

Technical Standards and Specifications including safety standards for Petroleum Installations, 2020.

IAF Scope 31a(v)
Gas Supply- LPG (Transport) LPG Over ground/ Mounded Storage and Bottling

In-Service Inspection

PNGRB’s F. No. PNGRB/Tech/6-T4SLPG/(1)/2019, year 2019 along with latest amendments, national/ international standards mentioned therein and relevant statutes

PNGRB “Technical Standards and Specifications including safety Standards for LPG Storage, Handling & Bottling Facilities” Regulations

IAF Scope 34
Engineering Services
Emergency Response & Disaster Management Plan (ERDMP) as per 34-(ii)

Stagewise / In service

GSR 39(E) 18/01/2010, along with latest amendment National & International Codes and Standards mentioned therein and relevant Statutes

PNGRB's "Codes of Practices Emergency Response and Disaster Management Plan" (ERDMP) Regulations, 2010

The following offices of   Root Thinkers Pvt. Ltd. are included under accreditation




Key activities performed


Main office

3915, DLF City, Phase IV, Gurgaon, Haryana-122009, India

Top management functions, quality management system functions, administration & accounts, other key activities as applicable to main office.

Inspection contract review, Inspection planning & execution, Inspection personnel authorization & assignment, Issue of inspection reports / certificates.

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