Subsoilutions

About Subsoilutions

Subsoilutions are specialist Cone Penetration Testing (CPT) equipment operators and geotechnical service providers. Founded by owner-operators Wouter Zuijderduijn and Jan Mooibroek, Subsoilutions'​ geotechnical and CPT capabilities range from offshore, onshore, and everywhere in between. They have performed geotechnical site investigation operations on nearly every expanse of water on the globe.

Subsoilutions are specialist operators of Geomil Equipment's Manta Seabed CPT and ORCA Wireline CPT Systems, and have service partnership agreements with major EPCI and site investigation specialists, including DEME Group and G-tec.

Subsoilutions have vast experience managing back-deck geotechnical operations, as Senior Operators, Party Chiefs, and Client Representatives, onboard drilling vessels, geotechnical vessels, and self-elevating platforms.

Keywords

• Cone Penetration Testing (Cpt)
• Equipment Operators & Technicians
• Geotechnical Surveys
• Offshore Wind Farms
• Piston Core Sampling
• Plate Load Testing
• Seabed Cpt
• Seismic Cpt Testing
• Site Investigation
• Subsea Cable Route Surveys
• Subsea Pipeline Route Surveys
• T-Bar Testing
• Top-Push Cpt
• Vibrocore Sampling
• Wireline Cpt

Team by function

Based on 1 public job profiles as of 19 September 2026.

• Skilled Trades / Technical1