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Clients & Engineering Audit experience across India

Since 2010, Elion Technologies & Consulting has carried out electrical, fire, energy, water, environmental and industrial safety audits for refineries and LPG plants, power and renewable projects, factories, hospitals, hotels, campuses, banks and offices. The searchable directory below presents our consolidated client experience across major sectors, supported by selected case studies and client testimonials.

Many clients have engaged Elion across multiple plants, branches, offices and facilities. Our experience includes large multi-location assignments such as 300+ plants for Indian Oil and 1,000+ branches for Axis Bank, together with extensive repeat engagements across Tata Group companies, Reliance, Adani Group, Mahindra Group, PVR INOX, ICICI Group, major PSUs, banks, hotels, hospitals and many other organisations. As clients often engage us across multiple locations, business units and audit cycles, our 30,000+ completed audits represent significantly more individual sites and assignments than the number of client organisations listed below.

30,000+

Audits Completed

Since 2010

Engineering Audit Experience

Pan-India

National Coverage

1,300+

client organisations

Experience backed by repeat engagements

Our client base includes major industrial groups, public-sector organisations, financial institutions, hospitals, hotels, infrastructure operators and multinational companies. Many engagements cover multiple sites, plants, branches or periodic audits.

Operating since 2010

Long-standing independent audit and technical consultancy experience across India.

30,000+ audits completed

Audit experience across industrial, commercial, infrastructure and institutional facilities.

1,300+ client organisations

A broad client base spanning large enterprises, PSUs, institutions and growing businesses.

Multi-location experience

Repeat and multi-site engagements across plants, branches, hotels, hospitals and project locations.

Transparency note: Client names and logos are presented as project-experience references only. They do not imply endorsement. Project-specific references can be discussed where disclosure is permitted.

Featured clients

A focused selection of nationally recognised brands, PSUs and multinationals from our wider client base.

Adani Group
Adani GroupMultiple units
Reliance Industries
Reliance IndustriesMultiple units
Aditya Birla
Aditya Birla2000+ Locations
Indian Oil
Indian Oil500+ plants
HPCL
HPCL500+ plants
BPCL
BPCL150+ plants
ONGC
ONGCMultiple units
Tata Power
Tata PowerMultiple units
Larsen & Toubro
Larsen & ToubroMultiple units
Siemens
SiemensMultiple units
Honeywell
HoneywellMultiple units
Havells
Havells100+ Locations
Schneider Electric
Schneider ElectricMultiple Locations
Vedanta
VedantaMultiple Locations
Hindustan Zinc
Hindustan ZincMultiple Plants
UltraTech Cement
UltraTech CementMultiple Plants
Mahindra & Mahindra
Mahindra & MahindraMultiple Plants
Tata Motors
Tata MotorsMultiple units
Honda
HondaMultiple Plants
Samsung
SamsungMultiple Units
Saint-Gobain
Saint-GobainMultiple Plants
Air Liquide
Air LiquideMultiple Plants
PepsiCo
PepsiCoMultiple Plants
Lupin
LupinMultiple Plants
Wipro
WiproMultiple Offices
PwC
PwCMultiple Offices
KPMG
KPMGMultiple Offices
Axis Bank
Axis Bank1,000+ branches
State Bank of India
State Bank of India Multiple Branches
NSE India
NSE India
Marriott
MarriottMultiple Hotels
Taj Hotels
Taj Hotels (IHCL)Multiple Hotels
Indian Railways
Indian Railways200+ Railway Stations
DLF
DLF50+ Buildings
PVR INOX
PVR INOX300+ Cinemas
Air India
Air India
HCL
HCLMultiple Locations
McDonald's
McDonald'sMultiple Restaurants
Fortis
Fortis Multiple Hospitals
Network 18
Network 18 Multiple Studios
Bank of India
Bank of India Multiple Branches
Ola Electric
Ola Electric

Explore Engineering Audit Services

Detailed service pages provide methodology, standards, deliverables, and audit scope for each engineering discipline.

What we do for them

Clients engage us for one or more of these services, and many take several services across their sites.

Need an audit for your facility?

Planning an audit or engineering study? Tell us your facility type, location and requirement. Our team will review it and provide the appropriate scope, methodology, timeline and commercial proposal.