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View AOA Geopphysics's top competitors like DMT GROUP, GEOPHEX, LTD., and Geophysical Survey Systems, Inc. (GSSI).

Tetra Tech
Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide. With more than 25,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, and design sustainable and resilient infrastructure. Tetra Tech est un chef de file mondial dans les domaines de l'eau, de l'environnement et des infrastructures durables, offrant des services techniques et d'ingénierie de qualité supérieure pour des projets à l'échelle mondiale. Grâce à ses 25 000 employés, Tetra Tech propose des solutions optimales aux problèmes les plus complexes en utilisant la science d’abord pour répondre aux besoins en matière de cycle de l'eau, en protection et restauration de l'environnement ainsi qu’en conception d’infrastructures durables et résilientes.
Pasadena, California, US
Public
$2.8B Revenue
http://www.tetratech.com
27.5K Employees
TTEK Ticker
RPS
Founded in 1970, RPS is part of Tetra Tech, a leading global provider of consulting and engineering services. Operating in 125 countries, working across six continents, our 5,000 consultants and service providers define, design and manage projects that create shared value to a complex urbanising and resource scarce world. We work in six sectors: property, energy, transport, water, resources, defence and government services, and our services span twelve clusters: project and program management; design and development; water services; environment; advisory and management consulting; exploration and development; planning and approvals; health, safety and risk; oceans and coastal; laboratories; training and communication and creative services. These services are augmented by the wider global capabilities and expertise of the Tetra Tech business. We stand out for our clients by using deep expertise to solve problems that matter, making them easy to understand and by being easy to work with.
Abingdon, GB
Private
$882.5M Revenue
https://www.rpsgroup.com/
5.7K Employees
DMT GROUP
Excellence and innovation: that is the commitment of DMT GROUP as an independent, globally active engineering services and consulting company specialising in the markets of plant and process engineering, infrastructure and civil engineering, natural resources, and energy. The goal of DMT GROUP is to create sustainable value for its clients through a full-service engineering and consultancy offering led by knowledge, digitalisation and internationalisation. DMT GROUP is headquartered in Essen, Germany, and maintains 13 engineering and consulting companies at over 30 locations worldwide. DMT GROUP leads the engineering division of TÜV NORD GROUP, contributing more than 280 years of experience and working and acting in the spirit of partnership and trust to realise hundreds of projects around the globe every year. DMT GROUP’s approach is defined by being solution-orientated and sustainable, ensuring value creation and client success under the guiding principle of Engineering Performance. https://www.dmt-group.com/ http://www.dmt-group.com/en/imprint
Essen, DE
Private
https://www.dmt-group.com/
824 Employees
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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