40 Years of Geophysical Surveying Experience

Survey solutions tailored to your specific project requirements

EGS History

EGS is a leading international group of companies and has offices in Europe, Americas, Asia and Australia and throughout South East Asia from its regional hub in Hong Kong. EGS provides global specialist multi-disciplinary marine survey support and delivers solutions to the Oil and Gas, Telecommunications, Energy & Renewables and Marine Infrastructure market sectors.

First established in the UK and shortly after in Hong Kong in 1974, EGS remains an independent company which over the last 40 years has grown into an international network of services hubs and centres of excellence. EGS also has strategic alliances with partner companies in various countries, enabling us to carry out marine surveys and studies virtually anywhere on the globe.

EGS has gained a reputation for professional excellence in the geophysics and survey sectors, being well known for our ability to find imaginative solutions to problems. Being proactive, we make sure that the service we provide is always tailored to satisfying our client's needs, which may explain why our onboard near real-time reports are being hailed as setting new standards and the benchmark in our field.

EGS also have active research and development facilities for developing unique survey systems and software, an invaluable resource that continually upgrades our capability and assures our future. We have established EGS Marine Ltd. in 2007 to effectively manage, provide crews and services and even expanding fleet & EGS Group vessels around globe.

EGS is an equal opportunity employment company that is proactive in employing a diverse spectrum of people not only from many professions but also different cultures. EGS’ large (over 350 permanent staff), multinational professional pool of staff offers a diverse experienced world-class service tailor-made to finding global solutions.

However, what really distinguishes EGS is the calibre of its people which allows EGS to create an environment where innovation and professionalism flourish through teamwork.

EGS Group Structure

The Group employs more than three hundred and fifty staff worldwide including professionals from the fields of geophysics, geology, oceanography, surveying, software engineering and electronics. 

The UK and Hong Kong were originally trading as Electronic & Geophysical Services Ltd.
The company is also represented in the India and Japan through long term professional partners.

The EGS group of companies currently comprises:

Company Name Location Year of Incorporation
EGS (International) Ltd UK 1974
EGS (Asia) Ltd Hong Kong 1974
EGS Survey Pte Ltd Singapore 1980
EGS (Malaysia) Sdn Bhd Malaysia 1984
EGS (Asia) Inc Philippines 2002
EGS Survey Pty. Ltd Australia 2004
EGS (Vietnam) Ltd Vietnam 2005
EGS Marine Corp Philippines 2007
PT EGS Indonesia Indonesia 2007
EGS Americas, Inc USA 2010
EGS (Taiwan) Ltd Taiwan 2011
EGS BRASIL LTDA. Brasil 2013


Since its inception in 1974 EGS has gained a reputation of being a company of excellence and is accredited by Det Norske Veritas (DNV) with ISO 9001. Our offices, staff and equipment resources are regularly audited by independent world leading Oil & Gas and Telecoms companies in order to maintain Client Service standards and approved suppliers lists by conforming to their Health and Safety and Quality driven requirements and deliverables.

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Some facts & figures


Number of Projects Done


Number of Clients Served


Years of Services


Cable Route Survey (km)