02 Marine engineering / Visakhapatnam, since 2015
Hull maintenance, equipment installation, propulsion and hydraulic overhaul, and complete shaft line work on ships and tugs.
Hyderabad and Visakhapatnam
Indigenous defence engineering
Power electronics, indigenised spares and fabricated equipment for the Indian Navy, Air Force and Army, designed, made and tested in Hyderabad. Two products type approved by DQA(N) in 2026.
- Projects delivered
- 100+
- Organisations served
- 15
- Qualified staff
- 50
- Years in operation
- 12
Nine names on the record
Five establishments supplied, three service branches, and the command that approved the rectifier drawings. No item is joined to a name.
- E01NAD VisakhapatnamVisakhapatnam
- E02NAD KaranjaKaranja
- E03NAD ArakkonamArakkonam
E04Cochin Shipyard LimitedKochi- E05Naval DockyardSupplied
E06Indian NavyService branch
E07Indian Air ForceService branch
E08Indian ArmyService branch
E09Headquarters Eastern Naval CommandVisakhapatnam
V01
Type approved
2 certificates from the Directorate of Quality Assurance (Naval), Ministry of Defence, both issued in 2026 and verifiable with the authority.
V02
Indigenous design
The rectifier was approved against our own drawings, LEO/BCR/GA and LEO/BCR/SCH, passed by Headquarters Eastern Naval Command, with no other manufacturer named.
V03
Qualified to JSS 55555:2020 Rev-4
11 environmental and mechanical tests, from vibration to inclination, with reports by DSRI.
V04
12 years, 2 bases
Registered in Hyderabad and Visakhapatnam. Founded in 2014; defence and marine operations since 2015, for naval, air force and army requirements.
Section 01 / Type approval
Approved by the Directorate of Quality Assurance (Naval)
Two certificates, both 2026, both verifiable with the authority that issued them. The rectifier was approved against this company's own drawings.
Battery Charging Rectifier 450V/130A
- Certificate
- DQAN/TAC/CQAE(N)/2026/123
- Issued
- 2026-03-03
- Authority
- DQA(N), Ministry of Defence
- Part number
- N6130-TV00004
100 KVA Rotary Frequency Converter System
- Certificate
- DQAN/TAC/DQA(HARID)/2026/144
- Issued
- 2026-07-10
- Authority
- DQA(N), Ministry of Defence
- Part number
- 3179R-100-000-00
Capability index
Search the defence services
The defence services on record. Type what you need and the list filters; the grid below marks what matched. Marine work is listed further down.
Capability index / 4 defence services
4 defence services on record
| Idx | Service |
|---|---|
| 01 | IndigenisationDefence contract works |
| 02 | Custom fabricationDefence contract works |
| 03 | Special electrical equipmentDefence contract works |
| 04 | Aviation lubricant supplyDefence contract works |
Record / four figures on file
- Projects delivered
- 100+
- Organisations served
- 15
- Qualified staff
- 50
- Years in operation
- 12
Section 02 / Division 01
Defence contract works, 4 services
On record since 2015
01 / 01
Indigenisation
Defence parts made by reverse engineering when the original manufacturer no longer supplies them.
02 / 01
Custom fabrication
Custom fabrication through reverse engineering, with machining of engineering components on the certified scope.
03 / 01
Special electrical equipment
Special electrical equipment for defence contract works, beside the design and development of control systems on the certified scope.
04 / 01
Aviation lubricant supply
Aviation lubricant supply, the supply side of the defence contract works.
Section 03 / Plate schedule
The type approved product, photographed
6 plates / self hosted
| Plate | Subject |
|---|---|
| 01 | |
| 02 | |
| 03 | |
| 04 | |
| 05 | |
| 06 |
Plate 01 / description
The front door of a battery charging rectifier: three phase indicator lamps, a six way alarm annunciator, three digital meters, input and output voltage selectors and the equipment nameplate.
01 / 06
Section 04 / Other lines
Marine repair and maintenance contracts
Two further lines of work, each with its own page.
03 Industrial maintenance contracts / since 2025
Operation and maintenance of building electrical and mechanical services: substations, DG sets, lifts, fire systems, air conditioning and pump sets, under CPWD contracts.
Section 05 / Certified scope
What the certificate covers
ISO 9001:2015
Indigenisation of engineering and defence equipment and spare parts through reverse engineering, machining of engineering components, maintenance of equipment, marine services, and the design and development of control systems.
Certificate register
- Standard
- ISO 9001:2015
- Registrar
- QFS Management Systems LLP
- Certificate
- Held on file, reproduced here
- Legal name
- Global Vision Leo Engineering Private Limited
- GSTIN
- 36AALCG1909Q1Z1
Power electronics, indigenised spares and fabricated equipment for the Indian Navy, Air Force and Army, designed, made and tested in Hyderabad. Two products type approved by DQA(N) in 2026.
