ASI Group Ltd.
- appropriate solution
- geophysical services
- Ocean/ Marine Services-Survey
Locations
Head Office
Stoney Creek Ontario L8E 5P1
Canada
- Email: [email protected]
- Phone: (905) 643-3283
- Web: http://www.asi-group.com/
ASI Marine
Orchard Park NY 14127
United States
- Email: [email protected]
- Phone: (716) 667-3507
- Web: http://www.asi-group.com/
ASI Services Techniques
Montréal Québec H3B 4W8
Canada
- Phone: (514) 989-3198
- Web: http://www.asi-group.com/
ASI LATAM
El Salto, Viña del Mar Valparaíso
Chile
- Email: [email protected]
- Phone: +56 32 221 5174
- Web: https://latam.asi-group.com/en/home/
ASI Group (ASI) has been a trusted leader in underwater asset management since 1987. Over the past four decades, ASI has grown into a global team of more than 120 underwater experts, operating across Canada, the United States, and Latin America through its subsidiaries — ASI Marine, ASI Services Techniques, and ASI LATAM.
Driven by a passion for innovation, ASI delivers customized, data-driven solutions for underwater surveys, inspections, maintenance, tunneling, and mussel monitoring & control. Our diverse team includes commercial divers, professional engineers, certified hydrographers, surveyors, and specialized technicians—bringing peace of mind to clients worldwide through technical excellence and proven performance.
With over 30 years of hands-on experience in Mussel Management, ASI is widely recognized as a pioneer and industry leader in the field of invasive species control — particularly in managing zebra and quagga mussel infestations. Our team has developed and refined specialized protocols and treatment strategies that are both environmentally responsible and highly effective, helping clients across North America mitigate the operational, ecological, and financial risks posed by these invasive species.
Our highly qualified team of professional engineers, certified hydrographers, technicians, and support staff combines deep expertise with advanced remote intervention technologies, including Remotely Operated Vehicles (ROVs). We design, build, and operate custom tooling systems, sensor configurations, and specialized procedures for precise data collection, tailored to meet the demands of complex underwater projects.
- Email: [email protected]
- Phone: (905) 643-3283
- Web: http://www.asi-group.com/
Products
ASI Marine represents ASI Group’s specialized marine operations arm, focused on full-service underwater solutions. ASI owns and operates a diverse fleet of advanced remotely operated vehicles (ROV’s) that services a wide range of industries. Combined with the latest in video capture and sonar imaging, specialized ROV tooling and inspection techniques, ASI’s ROV division has earned international reputation for the highest standards of quality.
ASI’s Remote Services include: • Long Tunnel & Pipeline Internal Inspections • Underwater Asset Inspection & Maintenance • Remote Infrastructure Repair • Remote Cleaning • Underwater 2D Imaging & 3D Sonar Modelling
ASI’s personnel have both domestic and international experience with over 40 years of providing geophysical services. This, combined with ASI’s extensive inventory of the latest geophysical equipment, enables us to provide a broad range of techniques to conduct any underwater investigation. • Single & Multibeam Bathymetric Surveys • Navigation & Positioning • Dredging Surveys & Volumetric Determination • Search & Recovery • Side-Scan Sonar Surveys • Environmental Monitoring & Sampling • Tidal Studies & Current Monitoring • Open-water Remotely Operated Vehicle (ROV) Investigations • Unmanned Survey Vessel (USV) Inspections
Collecting measurable and repeatable data provides assessment of underwater infrastructure over time. Providing the client with the data they need is key to maintenance planning — video, imaging/profiling sonar, 3D point cloud, and photogrammetric modeling.
ASI provides the data you need to make decisions.
August 2025
