K.U.M. Enviromental- and Marine Technology GmbH

What K.U.M. Enviromental- and Marine Technology GmbH does

K.U.M. Environmental- and Marine Technology GmbH (legal name: K.U.M. Umwelt- und Meerestechnik Kiel GmbH) is a Kiel, Germany-based specialist manufacturer of deep-sea subsea data acquisition systems, founded in 1997. The company designs, engineers, and produces titanium-built Ocean Bottom Seismometers (OBS) and supporting instrumentation rated to depths of 6,000-12,000 meters, including the flagship NAMMU OBS, the compact Isopod OBS, the 6D7 marine seismic data logger (the lowest power consumption on the market at 120mW), and the KUMQuat acoustic releaser with a field-proven recovery rate exceeding 99%. Adjacent product lines include Standard and HiCAP seabed landers, vibrocorers, sediment traps, benthic chambers, syringe samplers, titanium pressure housings, connectors, and ancillary deep-sea accessories. Production takes place at a 1,300m² state-of-the-art facility in Melsdorf near Kiel, supported by a multidisciplinary team of 45+ engineers, physicists, and geophysicists.

The company monetizes through multiple revenue streams: hardware sales (off-the-shelf OBS, landers, and instrumentation), professional services (concept design, simulations, prototyping, testing, field trialling, manufacturing, and operator support), equipment rental (a growing high-margin stream covering OBS, landers, vibrocorers, sediment traps, and multicorers), and data services including turnkey seismic monitoring via its June 2025 strategic partnership with Nanometrics for offshore oil & gas and CCS operations. Pricing is custom-quoted given bespoke engineering requirements; vibrocorers offer explicit rental/lease options alongside outright purchase. Distribution is direct enterprise sales to research institutions, energy operators, and government agencies across approximately 40 countries, supplemented by a wholly-owned Indian subsidiary (K.U.M. India Private Limited, incorporated August 2020) and the med c geotechnical consulting subsidiary (acquired May 2022).

K.U.M. serves three primary vertical segments: scientific research institutions and academia (the primary segment, including GEOMAR, AWI, Ifremer, KAUST, Heriot-Watt, CSIR-NIO, and BGR), the offshore energy industry for CCS monitoring and reservoir integrity (INEOS Energy DK, oil & gas operators), and government/defense agencies for UXO detection (Bundesanstalt für Geowissenschaften und Rohstoffe, Federal Maritime and Hydrographic Agency Germany). Go-to-market relies on direct enterprise sales cycles, major trade shows (Oceanology International, Hannover Messe, AGU, EAGE, Oceans Conference), EU-funded research project collaborations (GEOSTOR, Explotect, REMARCO, MUNIMAP, OOKULO), and earned media coverage. In January 2026, the company was acquired by Rosenxt Group, a Switzerland-headquartered technology group focused on sensor technology, autonomous robotics, AI, and advanced materials for harsh environments.

Name

K.U.M. Enviromental- and Marine Technology GmbH

Legal name

K.U.M. Umwelt- und Meerestechnik Kiel GmbH

Website

https://kum-kiel.de

Company type

Private

Founded year

1997

Operating status

Operating

Headcount range

11–50 employees

Short description

K.U.M. is a Kiel, Germany-based manufacturer founded in 1997 that designs and produces titanium-built deep-sea Ocean Bottom Seismometers, acoustic releasers, seabed landers, and related subsea instrumentation. It serves scientific institutions, offshore energy operators (including CCS projects), and government agencies worldwide.

Ownership category

akta.pro rank

Product category

Subsea Instrumentation & Marine Geophysical Equipment

NAICS

Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing (334511), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (3345)

SIC

Industrial Instruments For Measurement, Display, And Control (3823), Oil & Gas Field Machinery & Equipment (3533)

akta.pro primary industry

Marine Sensors, Instrumentation & IoT (Condition Monitoring) (IMAJAJAI)

akta.pro secondary industry

Marine & Offshore Energy O&M (Offshore Wind, Platforms, Subsea Assets) (EUAEAGAO)

Keywords

• Subsea data acquisition
• Ocean bottom seismometers
• Acoustic release systems
• Deep-sea monitoring instruments
• Marine geophysical equipment

Headquarters

HQ city

Kiel

HQ country

Germany

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Technology or R&D, Infrastructure, Supply Chain, Marketing or Sales

Revenue model

1. Subsea Equipment Manufacturing & Sales: Sale of off-the-shelf subsea systems including OBS, landers, acoustic releasers, data loggers, and titanium instrumentation. Products range from compact ISOPOD to high-capacity HiCAP lander systems.
2. Professional Services: Comprehensive end-to-end services including product design, computer simulations, advanced prototypes, rigorous testing, field trialling, full manufacturing, and operator support. Services include offshore campaign management, data investigation, and evaluation.
3. Equipment Rental: Rental of subsea equipment including ocean bottom seismometers, acoustic triggers, sediment traps, vibrocorers, multicorers and landers for field operations. Growing high-margin rental business.
4. Data Services & Processing: Turnkey end-to-end data collection and processing for baseline seismicity surveys. Data analysis, seismicity bulletins and catalogues compilation in compliance with international standards.
5. Vibrocorer Rental/Lease: Vibrocorer available for rental or lease regardless of project length, complementing full purchase option.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels4 records

Core offering

K.U.M. designs, manufactures, and services titanium-built subsea data acquisition systems for deep-sea monitoring, including Ocean Bottom Seismometers (NAMMU, Isopod, LOBSTER), acoustic releasers (KUMQuat), seabed landers (Standard Lander, HiCAP Lander), marine seismic data loggers (6D7, 6D6), and a vibrocorer with supporting accessories. The company delivers end-to-end services from concept and engineering through prototyping, manufacturing, deployment support, training, and after-sales refurbishment to research institutions, energy operators, and government agencies worldwide.

Product overview

K.U.M. Kiel is a leading provider of subsea data acquisition systems offering an end-to-end service from concept through manufacturing. The company's product portfolio centers on Ocean Bottom Seismometers (OBS) including NAMMU (flagship long-term OBS), Isopod (compact short-term OBS), and supporting data loggers (6D7, 6D6). Core enabling technologies include KUMQuat Acoustic Releaser for payload recovery and Lander/HiCAP Lander for seabed instrument deployment. The portfolio spans seismology, biology, geology, acoustics, and titanium components, with products ranging from complete turnkey systems to individual components and accessories such as sediment traps, benthic chambers, vibrocorers, pumps, connectors, and sampling devices. All products share a common thread of titanium construction, deep-sea depth ratings (typically 6,000-12,000m), and integration capability with the broader K.U.M. system ecosystem. Services include product design, computer simulations, prototyping, testing, field trialing, manufacturing, and operator support.

Differentiator

Problem solved

Functional benefit

Brands

• KUM Offshore (KUMO): Service division providing offshore vibrocoring and subsea equipment services worldwide.
• K.U.M. India
• StiK
• KUMQuat

Products and services

• NAMMU Ocean Bottom Seismometer Most sophisticated and reliable Ocean Bottom Seismometer, with titanium frame, broadband seismometer or geophones, hydrophone, ultra-low-power 6D6 datalogger, and acoustic release; deployable via free-falling or ROV to 6,000 m with up to 36 months autonomous operation.
• KUMQuat Acoustic Releaser World's smallest titanium deep-sea acoustic releaser for subsea payload recovery, with dual battery system, up to 10,000 m depth rating, 24-month operational life, 100 releases and 3,000 pings capacity, 12,000 unique PACS codes, and Bluetooth smartphone setup/diagnostics.
• Lander (Standard Subsea Lander) Customizable seabed instrument carrier for transporting and deploying marine instruments to the seabed, with titanium or steel frame, acoustic or time-release recovery, and capacity for multiple instruments simultaneously to 6,000 m depth.
• HiCAP Lander High-capacity, multidisciplinary seabed observatory carrying up to 400 kg payload across 5.4 m² for biological, physical, chemical, or geological measurements in short- or long-term operations; supports CO2, CH4, redox, and EDDI correlation sensors.
• 6D7 Marine Seismic Data Logger State-of-the-art marine seismic data acquisition system with 120 mW power consumption, 145 dB dynamic range, 32-bit resolution, up to 2 TB storage, WiFi web interface, and high-precision real-time clock with <0.02 ppm clock non-linearity.
• Isopod OBS Smallest and most lightweight Ocean Bottom Seismometer on the market for short-term autonomous seismic recording; 95 kg fully equipped, 6,000 m depth, integrated 6D6 datalogger, 4.5 Hz geophones, hydrophone, and acoustic releaser.
• 6D6 Marine Data Logger Highly customizable marine data logger for OBS applications with up to seven-channel recording, modular design, 125 mW power consumption, 32-bit resolution, 142 dB dynamic range, and integrated web interface via WiFi.
• Vibrocorer (VC 3/6/9) Electrically driven vibrating coring system for extracting seabed sediment samples, available in three models with core lengths up to 9 m, operating depths up to 1,000 m, and capable of extracting up to 40 cores per day; available for purchase, rental, or lease.
• Deep-Sea Geophone Flexible low-frequency deep-sea geophone for subsea seismic data acquisition, in three-part titanium design optimized for seabed coupling; available in 4.5 Hz, 10 Hz, 14 Hz, and 30 Hz variants.
• End-to-End Engineering & Manufacturing Services Comprehensive professional services covering product design, computer simulations, advanced prototyping, rigorous testing, field trialling, full manufacturing, and operator support, including offshore campaign management, data investigation, and evaluation, delivered alongside OBS and subsea equipment supply.
• Subsea Equipment Rental Rental and lease of ocean bottom seismometers, acoustic triggers, sediment traps, vibrocorers, multicorers, and landers for field operations, on a usage-based/pay-as-you-go billing cadence.
• Turnkey Passive Seismic Monitoring (Nanometrics partnership offering) Turnkey end-to-end passive seismic monitoring for offshore oil & gas and carbon capture and storage (CCS) operations; combines K.U.M.'s offshore engineering and OBS deployment with Nanometrics instrumentation and 24/7 AI-processed data services.

Quantifiable outcome

• 99%+ recovery rate for acoustic releasers, compared to up to 25% failure rates for competing systems
• +4 more outcomes

Named customers8 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

15 partnerships are on record, tiered flagship, core and minor.

• Rosenxt GroupflagshipOthers · 15 January 2026Rosenxt Group acquired K.U.M. in January 2026. Rosenxt is a forward-thinking technology group launched in 2023 by Hermann Rosen, founder of ROSEN Group. With 550+ employees and headquarters in Switzerland, Rosenxt focuses on sensor technology, autonomous robotics, AI, and advanced materials for challenging environments.
• NanometricscoreStrategic or Co-development Partner · 3 June 2025Strategic partnership to deliver first truly turnkey passive seismic monitoring solution for offshore oil & gas and carbon capture and storage (CCS) operations. Combines Nanometrics' instrumentation and turnkey services with K.U.M.'s offshore engineering and OBS deployment expertise. Data processed through Nanometrics' 24/7 data center using AI Analyst algorithms. Partnership covers Europe, Asia, Australia, South America, and North America.
• GEOMAR Helmholtz-Zentrum für Ozeanforschung KielcoreStrategic or Co-development Partner · 1 January 2018Long-standing research partnership on subsea technology development. Collaborates on GEOSTOR project for CO2 storage monitoring and Explotect UXO detection project. GEOMAR is a leading ocean research institute.
• Bundesanstalt für Geowissenschaften und Rohstoffe (BGR)coreStrategic or Co-development PartnerFederal German research institution collaborating on GEOSTOR project for submarine CO2 storage in German North Sea. BGR is coordinator of the CDRmare research initiative.
• Christian-Albrechts-Universität zu KielcoreStrategic or Co-development PartnerAcademic partner in GEOSTOR project focusing on CO2 storage capacity assessment and environmental impact studies for German North Sea.
• RPS GroupcoreStrategic or Co-development PartnerInternational consultancy collaborating on Explotect project for near-real-time explosive compound detection in seawater. RPS provides expertise in environmental and maritime consultancy services.
• K.U.M. India Private LimitedflagshipOthersWholly-owned subsidiary incorporated in August 2020 to service customers in India and the region. Dinesh Babu serves as Managing Director. Provides marine systems, OBS, deep sea technologies, and offshore services.
• north.io GmbHcoreStrategic or Co-development PartnerGeodata cloud specialist in Kiel collaborating on UXO remediation projects including REMARCO and MUNIMAP EU Interreg projects. north.io provides AI-driven munitions detection and risk assessment software.
• University Medical School Kiel (UKSH)minorStrategic or Co-development PartnerCollaborates on UXO remediation research, specifically on toxicological studies of munitions impact on marine ecosystems and human health.
• Alfred Wegener Institute (AWI)coreStrategic or Co-development PartnerLeading polar and marine research institute coordinating REMARCO Interreg project on UXO remediation in the North Sea region.
• Institute of Oceanology of Polish Academy of Sciences (IOPAN)coreStrategic or Co-development PartnerCoordinates MUNIMAP Interreg project focusing on Baltic Sea and Skagerrak UXO remediation and monitoring strategies.
• Samhitha MarineminorChannel Partner/ Reseller/ DistributorLong-time associate in India that participated in Oceans 2022 Chennai conference. Distribution agreement signed with MRV Systems (USA argo float manufacturer) and KUM India.
• Boskalis HirdesminorImplementation/ SI/ Consulting PartnerOffshore and marine services company, partner for subsea operations and deployment services.
• IfremercoreStrategic or Co-development PartnerFrench marine research institute, major player in oceanographic research and subsea technology development.
• F. LaeiszminorImplementation/ SI/ Consulting PartnerShipping company partner for maritime operations and vessel services.

Scale indicators12 records

Recent moves7 records

Expansion highlights7 records

Broad incumbents

• Kongsberg Maritime: Norwegian marine technology giant offering a broad portfolio including subsea sensors, acoustic positioning, and underwater instrumentation. Serves the same offshore energy and ocean science markets as K.U.M. but as a much larger, diversified incumbent.
• Teledyne Marine: Division of Teledyne Technologies providing a wide range of subsea instrumentation including sonars, acoustic releases, and oceanographic sensors. Overlaps with K.U.M. on acoustic release systems and marine sensors but operates across many marine niches.

Direct peers

• iXblue (Exail): French provider of subsea acoustic positioning, inertial navigation, and acoustic release systems. Comparable to K.U.M. in subsea acoustic instrumentation and high-precision marine sensors used by offshore energy and research institutions.
• Nanometrics: Canadian-headquartered provider of seismic instrumentation and turnkey monitoring services, with a dedicated 24/7 data center and AI Analyst algorithms. Direct strategic partner of K.U.M. for offshore CCS passive seismic monitoring, and the closest peer in the seismic monitoring value chain.
• Güralp Systems: UK-based manufacturer of broadband seismometers and ocean bottom seismometers for global seismic networks. Directly competes with K.U.M.'s NAMMU OBS and geophone portfolio in the marine seismology market.
• EvoLogics: Berlin-based specialist in underwater acoustic modems and communication systems used for AUV/ROV integration. Listed as a K.U.M. technology partner and directly comparable in subsea acoustic data and command links.
• Sonardyne: UK-based specialist in subsea acoustic positioning, acoustic release transponders, and underwater communication. Directly comparable to K.U.M.'s KUMQuat acoustic releaser line and subsea acoustic communication offerings for offshore energy and ocean science.
• Ocean Instruments (NIWA / NZ): New Zealand-based manufacturer of ocean bottom seismometers (TOBS) and related deep-sea instruments for research and offshore energy markets. Closest direct OBS manufacturing competitor outside the K.U.M./Güralp duopoly.
• Refraction Technology (RT): US-based manufacturer of seismic data loggers and portable seismic recording systems used in marine and land deployments. Direct comparable to K.U.M.'s 6D6/6D7 datalogger line in seismological data acquisition.

Emerging players

• Geo Acoustics: UK-based specialist in subsea acoustic systems including acoustic releases and sub-bottom profilers. Comparable niche player to K.U.M. in acoustic release and subsea sensor markets, with overlapping offshore and scientific customer base.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/kumkiel
• YouTubeyoutube.com/channel/UCXg
• LinkedInlinkedin.com/company/k-u-m-umwelt-und-meerestechnik-kiel-gmbh

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about K.U.M. Enviromental- and Marine Technology GmbH