STR
- Company typePrivate
- Founded1994
- HeadquartersAberdeen, United Kingdom
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
STR firmographics
Firmographics- Name
- STR
- Legal name
- Subsea Technology & Rentals Limited
- Website
- https://str-subsea.com
- Company type
- Private
- Founded year
- 1994
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Ownership category
- akta.pro rank
STR industry classification
Industry- Product category
- Subsea Equipment and Engineering Services
- NAICS
- Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing (334511), Oil and Gas Field Machinery and Equipment Manufacturing (333132)
- SIC
- Industrial Instruments For Measurement, Display, And Control (3823), Oil & Gas Field Machinery & Equipment (3533), Search, Detection, Navagation, Guidance, Aeronautical Sys (3812)
- akta.pro primary industry
- Underwater Inspection, Maintenance & Repair (UWILD, Diving/ROV, In-water Cleaning) (IMAJAFAJ)
- akta.pro secondary industries
- Offshore Wind & Renewable Support Vessel Construction (SOV, CTV, WTIV) (IMAJACAG), Electrical Engineering & Power Distribution (Generation, Switchboards, Cabling, Lighting) (IMAJAGAF)
Keywords
Where STR is headquartered
LocationHeadquarters
- HQ city
- Aberdeen
- HQ country
- United Kingdom
- HQ region
- Europe
Offices5 records
Markets served
STR business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Operations, Technology or R&D, Supply Chain, Marketing or Sales, Infrastructure
Revenue model
- Subsea Equipment Sales: STR sells a comprehensive range of subsea equipment including geophysical survey equipment, inspection equipment, positioning equipment, ROV peripherals, subsea power solutions, underwater camera systems, and winches. Products are available for direct purchase through the company website.
- Equipment Rental: STR offers rental of an extensive fleet of specialist subsea and marine equipment available anywhere in the world. Rental covers all major product categories including oceanographic equipment, positioning equipment, ROV tools, subsea power solutions, underwater camera systems, and winches. Separate rental terms are documented for UK, USA, Australia, and Asia markets.
- Subsea Services: STR provides associated subsea services including cable spooling, calibration, cable products, custom products and technology solutions, fibre optic services, offshore personnel, tooling, and inspection services.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Multi-year contract | Equipment purchase - direct sales |
| Usage-based | Pay-as-you-go | Equipment rental |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels8 records
STR product offering
Product offeringCore offering
STR designs, manufactures, sells, and rents precision-engineered subsea equipment — including underwater cameras, LED lighting, electric winches, ROV peripherals, subsea power systems, fibre optic cables, and geophysical survey instruments — for the offshore oil and gas, offshore renewables, and marine science markets. The company complements its product range with services such as cable spooling, equipment calibration, fibre optic termination, offshore personnel supply, tooling, and bespoke custom engineering delivered through its in-house Innovation and Technology Centre.
Product overview
STR is a global expert in subsea equipment offering an extensive portfolio of specialist underwater and marine technology products and rental services. The product lineup spans multiple categories including geophysical survey equipment (magnetometers, data acquisition software), inspection equipment (flooded member detection systems, cathodic protection), positioning equipment (gyro frames, displays, sensors), ROV peripherals (cameras, lights, multiplexers, lasers, pipe tracking), subsea power solutions (batteries, chargers), underwater camera systems (drop cameras, multi-camera inspection systems), and oceanographic winches (electric winches, cable reels, cable counters). Key product families include the SeaSpyder and SeaCam underwater camera systems, SeaSpectrum camera range, Sealight LED lighting series, OpTow hybrid electro-optical towing system, and TitanMux fibre optic multiplexer. Products are available for both purchase and rental with supporting services including cable spooling, calibration, fibre optic services, and offshore personnel. The company operates across Oil & Gas, Offshore Renewables, and Marine Science industries worldwide.
Differentiator
Problem solved
Functional benefit
Brands
- STR Academy: Training programme for developing subsea engineers with structured competency programmes and mentorship.
- STR OpTow
- STR SeaTow
- STR ESW Series
- STR SeaSpyder
- STR SeaCam
- STR SeaSpectrum
- STR SeaLight
- STR SeaCell
- STR TitanMux
- STR VidOverlay
Products and services
- STR SeaSpyder Nano Drop Camera System A compact, nano-class drop camera system designed for rapid deployment seabed inspection, suited to offshore oil and gas, renewables, and marine science customers requiring lightweight, portable inspection tools.
- STR SeaSpyder Drop Camera System A drop camera system used for seabed inspection, providing high-quality imaging for offshore oil and gas, renewables, and marine science survey applications.
- STR OpTow Hybrid Electro-Optic Winch System A hybrid electro-optic winch system featuring a unique cable specification designed for ROTV (Remotely Operated Towed Vehicle) operations, enabling high-bandwidth communications and reliable power delivery for deepwater subsea campaigns.
- STR SeaCam Multi-Camera Inspection System A multi-camera inspection system providing simultaneous multi-angle subsea imaging for inspection, intervention, and survey tasks.
- STR TitanMux Subsea Multiplexer A subsea multiplexer that consolidates multiple sensor and video data streams over a single communications channel, supporting complex subsea tooling and inspection rigs.
- STR SeaLight 1 Subsea LED Light A compact subsea LED light providing illumination for ROV and diver inspection tasks, part of the SeaLight range.
- STR SeaLight 2 Subsea LED Light A higher-output subsea LED light for deeper or larger-area subsea illumination tasks.
- STR SeaLight 5 Subsea LED Light A high-output subsea LED light suitable for deepwater ROV and inspection operations requiring broad area illumination.
- STR SeaLight 10 Subsea LED Light The highest-output model in the SeaLight range, designed for the most demanding deepwater and long-range subsea illumination tasks.
- STR SeaSpectrum Mini IP Camera A compact IP-based subsea camera providing networked video output for integration with modern subsea control and recording systems.
- STR SeaSpectrum IPZ Camera An IP-based subsea camera with zoom capability, suited to inspection tasks requiring variable framing at distance.
- STR SeaSpectrum IPW Camera A wide-angle IP subsea camera for situational awareness and area inspection in ROV and towed operations.
- STR SeaSpectrum CZ Camera A composite video zoom subsea camera providing high-quality zoomed imagery over conventional composite video links.
- STR SeaSpectrum Low Light Camera A subsea camera optimised for low-light conditions, supporting inspection work in turbid water or low ambient light environments.
- STR SeaSpectrum HD-SDI Camera A high-definition subsea camera using HD-SDI output for uncompressed high-quality video over subsea cabling.
- STR SeaSpectrum Mini Tooling Camera A compact tooling camera designed for integration into small ROV tooling skids and manipulator-deployed devices.
- STR SeaDV Inspection Recorder A digital inspection recorder for capturing, storing, and reviewing subsea video and sensor data during inspection campaigns.
- STR Subsea Lasers Subsea-mounted lasers used in parallel with cameras to provide scale and measurement reference for inspection and survey tasks.
- STR 14" and 20" Seacount Counters Mechanical or electromechanical counters for subsea cable payout measurement, supplied in 14-inch and 20-inch form factors.
- STR ESW-1500 Electric Winch A 1500-class electric winch designed for medium-duty subsea deployment, retrieval, and survey operations.
- STR ESW-4000 Electric Winch A 4000-class electric winch for heavy-duty subsea deployment, retrieval, and survey tasks.
- STR ESW-500 Series Electric Winch A 500-class compact electric winch series for lighter-duty subsea deployment and recovery tasks.
- STR SeaTow 500 Electric Winch A 500-class electric tow winch designed for subsea towed vehicle and instrumentation deployment.
- STR SeaTow 2000 Electric Winch A 2000-class electric tow winch designed for medium-duty subsea towed vehicle and survey operations.
- STR SeaTow 6000 Electric Winch A 6000-class heavy-duty electric tow winch for large-scale subsea towed vehicle and survey operations.
- STR Powered Cable Reel A powered cable reel for the controlled storage, deployment, and retrieval of subsea cables.
- STR SeaCELL Subsea Power Solution A subsea power solution providing reliable in-water power for subsea sensors, tooling, and instrumentation packages.
- STR SeaCharge Subsea Charger A subsea charger designed to recharge subsea-resident battery-powered instruments and autonomous systems while deployed.
- STR Combined Compass and Depth Sensor A combined subsea sensor unit delivering heading (compass) and depth measurements in a single integrated package for ROV, AUV, and towed platforms.
- STR Pipe Tracker ROV Deployment Frame A ROV-deployed frame designed to carry and position pipe tracking sensors against subsea pipelines during inspection.
- STR TSS 440 Pipe Tracker A pipe tracking sensor system used to detect and follow buried or unburied subsea pipelines during survey and inspection.
- STR SeaGamma FMD System A subsea flow measurement device (FMD) system for monitoring and measuring flow from subsea wells and pipelines.
- STR SeaSonic Diver System A diver-deployed sonar/depth sounding system used by commercial divers for navigation, hazard detection, and subsea survey.
- STR SeaSonic ROV System An ROV-mounted sonar/depth sounding system supporting ROV-based survey, navigation, and obstacle detection.
- STR SeaCP Inspection System A cathodic protection (CP) inspection system for assessing the corrosion protection status of subsea structures, pipelines, and assets.
- STR MiniPort DTS (Distributed Temperature Sensing) Unit A compact distributed temperature sensing unit for subsea temperature monitoring along cables and pipelines.
- STR Transverse Gradiometer Frame (TVG) A transverse gradiometer frame used in marine geophysical survey to measure magnetic field gradients for seabed feature detection.
- STR SeaSync PPS/RS232 Splitter A PPS/RS232 signal splitter providing timing and synchronisation signals across subsea sensor and camera packages.
- STR SeaCast System A subsea casting/launch system used for deployment of subsea equipment packages in marine operations.
- Cable Spooling Services Professional cable spooling services for subsea cables onto drums, winches, and reels, supporting offshore and survey clients.
- Calibration Services Calibration services for subsea equipment to maintain measurement accuracy, certification compliance, and operational reliability.
- Cable Products Supply Supply of subsea cable products, including fibre optic and electro-optic cables, for offshore and survey applications.
- Custom Products and Technology Solutions Bespoke engineering and custom product design service delivered by STR's Innovation and Technology Centre to address client-specific subsea challenges.
- Fibre Optic Services Fibre optic cable termination, jointing, testing, and repair services for subsea fibre optic systems.
- Offshore Personnel Supply Supply of trained offshore personnel to support subsea equipment operation, deployment, and maintenance on offshore vessels.
- Tooling Services Supply and management of subsea tooling required for installation, intervention, and inspection operations.
- Inspection Services Subsea inspection services supporting offshore oil and gas, renewables, and marine science customers using STR's equipment and personnel.
Quantifiable outcome
- STR 24/7/365 support network ensures operators remain fully operational during critical offshore campaigns
- +1 more outcomes
Companies that use STR
Customer profileSegments3 records
Ideal customer profiles3 records
STR technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature9 records
STR partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core.
- SubC ImagingcoreSTR x SubC Imaging is a strategic co-development partnership announced as part of STR's Innovation programme. The partnership focuses on combining STR's subsea equipment expertise with SubC Imaging's specialist imaging technology for enhanced underwater camera and survey solutions.
- Intamo WaveStreamcoreSTR x Intamo WaveStream is a strategic co-development partnership announced as part of STR's Innovation programme. The collaboration leverages WaveStream technology to advance STR's capabilities in underwater acoustic or survey sensing technology.
Scale indicators1 record
Recent moves6 records
Expansion highlights5 records
STR competitors and assessment
Company assessmentDirect peers
- Sonardyne: UK-based provider of subsea acoustic positioning, navigation, and instrumentation equipment serving offshore oil & gas, renewables, and marine science customers. Directly comparable to STR as a subsea equipment specialist with both rental and sales models, serving overlapping survey and inspection use cases.
- MacArtney: Denmark-headquartered supplier of subsea connectors, cable systems, and integrated subsea equipment with global operations. Comparable to STR in offering electric winches, fibre-optic cabling, and ROV peripherals to offshore survey customers worldwide.
- Cathx Ocean: Ireland-based specialist in subsea imaging, laser, and lighting systems for AUV/ROV inspection and survey. Closely comparable to STR's camera and lighting product families (SeaSpectrum, SeaLight) and shares the same customer base of offshore survey operators.
- Unique Group: Global specialist in subsea equipment rental and sales serving offshore oil & gas and renewables markets from bases in the Middle East, UK, USA, and Asia. Directly comparable to STR's rental-plus-sales model and geographic footprint, including Sharjah-area operations.
- Tritech (Moog Inc.): UK-based manufacturer of sonars, cameras, and lights for ROVs and AUVs, now part of Moog's Industrial Group. Comparable to STR's SeaSpectrum cameras and SeaLight LED products, serving the same ROV manufacturer and survey operator customers.
- Subsea Tech: France-based provider of underwater inspection robots, subsea observation systems, and marine science equipment. Comparable to STR as a niche subsea equipment specialist serving inspection, survey, and marine science customers across multiple regions.
Broad incumbents
- Kongsberg Maritime: Large Norwegian marine technology group offering subsea cameras, sonars, positioning systems, and underwater instrumentation across commercial, scientific, and defence markets. Broadly overlaps with STR's underwater camera, positioning, and survey equipment portfolios, but as part of a much wider portfolio.
- Teledyne Marine: Division of Teledyne Technologies supplying imaging, sonar, and instrumentation systems for subsea and marine applications. Competes with STR in underwater cameras, lights, and ROV peripherals as part of a much broader marine sensor portfolio.
- Forum Energy Technologies: US-based provider of subsea vehicles, ROV tooling, and inspection equipment serving offshore oil & gas, renewables, and defence. Overlaps with STR's ROV peripherals, winches, and inspection equipment offerings, though operating at substantially larger scale.
Emerging players
- iXblue (Exail): French company (now Exail) supplying acoustic positioning, inertial navigation, and subsea imaging systems. Overlaps with STR's positioning equipment and survey sensor offerings, with a stronger focus on high-end acoustic and inertial solutions for offshore and defence markets.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
STR social profiles
Digital presenceSTR compliance and trust
Trust signalCompliance2 records
STR financial estimates
Financial estimateRevenue estimate
Valuation estimate
STR leadership team
Management profileNumber of profiles
Profiles3 records
STR funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
STR M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about STR
What does STR do?
STR designs, manufactures, sells, and rents precision-engineered subsea equipment — including underwater cameras, LED lighting, electric winches, ROV peripherals, subsea power systems, fibre optic cables, and geophysical survey instruments — for the offshore oil and gas, offshore renewables, and marine science markets. The company complements its product range with services such as cable spooling, equipment calibration, fibre optic termination, offshore personnel supply, tooling, and bespoke custom engineering delivered through its in-house Innovation and Technology Centre.
Is STR a public or private company?
STR is a private company. It is classified as private equity controlled and is currently operating.
When was STR founded?
STR was founded in 1994. It employs 101 to 250 people.
Where is STR based?
STR is headquartered in Aberdeen, United Kingdom, in the Europe region.
How does STR make money?
Three revenue lines are on record. Subsea Equipment Sales are the primary driver. The others are equipment Rental and subsea Services.
Who are STR's main competitors?
Direct peers on record are Sonardyne, MacArtney, Cathx Ocean, Unique Group, Tritech (Moog Inc.) and Subsea Tech. Broad incumbents are Kongsberg Maritime, Teledyne Marine and Forum Energy Technologies. iXblue (Exail) is listed as an emerging player.
Does STR have an API?
No public API is recorded for STR.
What industry is STR in?
STR's product category is Subsea Equipment and Engineering Services. Its primary akta.pro industry code is IMAJAFAJ, Underwater Inspection, Maintenance & Repair (UWILD, Diving/ROV, In-water Cleaning), with a secondary code of IMAJACAG, Offshore Wind & Renewable Support Vessel Construction (SOV, CTV, WTIV). Its NAICS code is 334511 and its SIC code is 3823.