Leutert

What Leutert does

Friedrich Leutert GmbH & Co. KG is a German family-owned industrial instrumentation manufacturer founded in 1941 by watchmaker and engineer Friedrich Leutert in Adendorf, Germany. The company supplies two principal product divisions: Maritime, comprising diesel engine indicators and propeller shaft torque measurement systems (including the TORXmeter product line), and Core & Fluid Sampling, which delivers downhole samplers and PVT equipment marketed under the Mudtest and Sonoecho brands. Its primary customer base is in the oil & gas upstream sector and the commercial maritime/shipping industry, with adjacent applications in geothermal and carbon capture and storage (CCS).

The company operates across three brands (LEUTERT, Mudtest, Sonoecho) and one subsidiary (REDCAR GmbH & Co. KG, which supplies fire and rescue vehicles), extending the holding entity beyond core instrumentation into complementary public-safety equipment. The business model is direct B2B sales of capital instrumentation with embedded aftermarket service, calibration, and spare-parts economics typical of long-lifecycle industrial measurement equipment. No external funding, IPO, or public financial disclosures are evident, and the firm has remained privately held across three generations of family ownership, with Sebastian Leutert serving as Managing Director since 2008.

Operationally, Leutert runs a lean organisation of 11-50 employees, reflective of a specialised Mittelstand niche-player profile. Key technical differentiators are precision analogue and electronic measurement know-how, application-specific downhole sampler design, and the proprietary torque measurement techniques encapsulated in the TORXmeter line. The 1985 acquisition of the Maihak engine indicator product line materially expanded the legacy maritime customer base, and the 2008 launches of the TORXmeter and the Mudtest/Sonoecho/REDCAR broadening represent the most recent portfolio-shaping events.

Name

Leutert

Legal name

Friedrich Leutert GmbH & Co. KG

Website

https://leutert.com

Company type

Private

Founded year

1941

Operating status

Operating

Headcount range

11–50 employees

Short description

Friedrich Leutert GmbH & Co. KG is a German family-owned industrial instrumentation manufacturer founded in 1941, supplying diesel engine indicators, propeller shaft torque measurement systems, and downhole fluid sampling equipment to the oil & gas and maritime industries from its Adendorf base.

Ownership category

akta.pro rank

Product category

Industrial Measurement Instruments

NAICS

Oil and Gas Field Machinery and Equipment Manufacturing (333132), Analytical Laboratory Instrument Manufacturing (334516), Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables (334513), Totalizing Fluid Meter and Counting Device Manufacturing (334514)

SIC

Oil & Gas Field Machinery & Equipment (3533), Laboratory Analytical Instruments (3826), Instruments For Meas & Testing Of Electricity & Elec Signals (3825), Services-Testing Laboratories (8734)

akta.pro primary industry

Oilfield Equipment Manufacturing & Supply (Wellheads, BOPs, Surface Equipment) (EUALABAL)

akta.pro secondary industries

Inspection, Integrity & Testing Services (NDT, Well Integrity, Corrosion, QA/QC) (EUALABAO), Weighing Systems / Onboard Scales Calibration & Certification (TLAKANAN), Weighing & Force Measurement (Load cells, scales, torque, strain measurement) (IMAGAFAF), Bunker Quality Testing, Surveying & Quantity Measurement (Lab, MARPOL Annex VI) (TLAHAKAH)

Keywords

• Downhole fluid sampling
• Marine engine indicators
• PVT analysis equipment
• Torque measurement systems
• Industrial measurement instruments

Headquarters

HQ city

Adendorf

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Equipment Sales: Sale of precision measurement and monitoring instruments to the oil, gas, and maritime industries. Products include downhole fluid samplers, sample cylinders, engine indicators, torque measurement systems, and testing equipment.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Leutert manufactures precision measurement and monitoring instruments for the oil, gas, and maritime industries. Its two main product lines are (1) the Maritime Division, which produces diesel and gas engine indicators, peak pressure gauges, crankshaft deflection indicators, and the TORXmeter shaft power/torque measuring system; and (2) the Core & Fluid Sampling Division, which supplies downhole and surface fluid samplers, sample cylinders, PVT (Pressure-Volume-Temperature) laboratory instrumentation, core holders, memory gauges, slickline tools, and sampling training. The company also operates the Mudtest brand (cement and mud testing) and Sonoecho brand (artificial lift optimization) as adjacent product lines.

Product overview

Leutert is a German industrial instrumentation company serving the oil, gas, and maritime industries since 1941. The company operates two main product divisions: the Maritime Division offering marine engine indicators including Digital Pressure Indicators, Engine Indicators, Peak Pressure Gauges, Torque Measuring Systems, and Crankshaft Alignment instruments; and the Core & Fluid Sampling Division providing comprehensive well testing and PVT (Pressure-Volume-Temperature) analysis equipment including downhole and surface fluid samplers, sample cylinders, PVT instrumentation, core analysis equipment, pressure gauges, and slickline tools. The Maritime products are used by all major engine makers and on ships worldwide, while the Core & Fluid Sampling products are the leading industry standard for exploration well testing and PVT sampling operations. Leutert also offers Cement and Mud Testing equipment through its Mudtest brand and Artificial Lift Optimization through its Sonoecho brand.

Differentiator

Problem solved

Functional benefit

Brands

• Mudtest: Cement and mud testing equipment for drilling fluids
• Sonoecho
• REDCAR

Products and services

• Digital Pressure Indicator (DPI) Digital cylinder pressure indicator used to monitor performance of large diesel and gas engines in marine and power station applications.
• Engine Indicator Type 50 Mechanical diesel engine indicator for measuring cylinder pressures in large two- and four-stroke engines.
• Peak Pressure Indicator MSI-3 Peak pressure indicator for measuring ignition pressure in large combustion engines with high instrumental precision.
• Peak Pressure Gauge MSI-4 Peak pressure gauge designed for smaller 4-stroke engines with limited installation space, featuring shock absorber and CE marking.
• TORXmeter Torque Measuring System Permanent shaft power measuring system for seagoing vessels that measures torque, shaft speed (RPM), and shaft power (kW) using contact-free magnetic sensor belts and a touch screen interface.
• Deflection Indicator DI-5C Electronic instrument for measuring crankshaft alignment and deflection with precision of 0.001mm, includes USB PC connectivity.
• Downhole Sampler PDSeven Downhole fluid sampler for collecting subsurface fluid samples in oil and gas wells, used in exploration well tests and PVT sampling jobs.
• Positive Displacement Sampler Downhole sampling device that uses positive displacement principles for collecting fluid samples at reservoir conditions.
• High Shrinkage Downhole Sampler Specialized downhole sampler designed for fluids exhibiting high shrinkage behavior.
• One Phase Sampler Downhole sampler designed to collect single-phase fluid samples while maintaining reservoir fluid integrity.
• Geothermal Fluid Sampler Specialized sampler for collecting fluid samples from geothermal wells.
• Hassler Core Holder Core holder (Hassler cell) for measuring rock permeability to gases or liquids at various injection pressures, rated to 10,000 psi and 300°F, used for formation damage, porosity, CO2 capture and storage (CCS), and relative permeability studies.
• Pressure Tapped Triaxial Core Holder Triaxial core holder with pressure taps for advanced core flooding and analysis.
• One Phase Sampling Cylinder High-pressure sample cylinder for collecting single-phase fluid samples.
• Piston Type Sample Cylinder Sample cylinder with piston for maintaining sample integrity during transport.
• Recombination Apparatus Instrument for recombining separator gas and liquid samples to recreate reservoir fluid composition for PVT analysis.
• HPHT Density Cell High Pressure High Temperature density measurement cell for PVT analysis.
• Pycnometer Flash Skid (GOR Apparatus) Mobile system for measuring Gas-Oil Ratio (GOR) and performing flash liberation experiments on fluid samples.
• Memory Gauges Downhole memory pressure gauges for recording pressure data during well operations.
• BSW and Gas Sampling Kit Kit for measuring Basic Sediment and Water (BSW) and collecting gas samples.
• Sampling Training Training services for proper fluid sampling techniques and procedures.
• Mudtest Cement and Mud Testing Equipment Equipment for testing mud, cement, and drilling fluids, offered under the wholly-owned Mudtest sub-brand.
• Sonoecho Artificial Lift Optimization Products Artificial lift dynamometers and fluid level instruments for production optimization, offered under the wholly-owned Sonoecho sub-brand.

Named customers1 record

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• MaihakcoreTechnology or IntegrationIn 1985, LEUTERT acquired the engine indicator product line from Maihak. This acquisition established manufacturing and supply of diesel engine indicators as a solid foundation for LEUTERT's success, with indicators now used by all major engine makers and on ships worldwide.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Schlumberger (SLB): SLB is the largest oilfield services company and offers downhole fluid sampling, PVT, and well testing services as part of a much broader integrated portfolio. Competes with Leutert on sampling tools but at vastly larger scale and through bundled contracts.
• Halliburton: Halliburton provides well testing, downhole sampling, and formation evaluation services within its broad upstream services portfolio. Overlaps with Leutert's Core & Fluid Sampling offerings but as one capability among many.
• Weatherford International: Weatherford provides well testing, downhole sampling, slickline tools, and reservoir evaluation services within its broad oilfield services portfolio. Direct overlap with Leutert's downhole sampling and slickline tools offerings.

Direct peers

• HBK (Hottinger Brüel & Kjær): HBK produces torque sensors, load cells, and force measurement instruments for industrial and marine propulsion applications. Closely comparable to Leutert's shaft power measurement product line.
• Core Laboratories: Core Laboratories is a direct peer providing reservoir description and production enhancement services, including PVT analysis, core analysis, and downhole fluid sampling — directly overlapping with Leutert's Core & Fluid Sampling division. Both serve upstream E&P customers with similar measurement-driven workflows.
• OFI Testing Equipment: OFI Testing Equipment manufactures drilling fluid (mud) and cement testing equipment used by oilfield operators and labs worldwide. Direct competitor to Leutert's Mudtest subsidiary.
• Vinci Technologies: Vinci Technologies manufactures PVT instrumentation, core holders (Hassler-type), and core flooding equipment for the oil and gas industry. Highly comparable to Leutert's PVT instrumentation and core analysis product lines.
• Fann Instrument Company: Fann Instrument supplies drilling fluid testing instruments, rheometers, and viscometers for the oilfield. Highly comparable to Leutert's cement and mud testing equipment portfolio.
• Kistler Group: Kistler manufactures piezoelectric sensors, torque measuring systems, and pressure indicators for engines and industrial applications. Direct overlap with Leutert's TORXmeter torque system and marine engine pressure indicators.
• Chandler Engineering (part of Watertown): Chandler Engineering produces PVT analysis equipment, cement testing instruments, and reservoir characterization tools. Direct overlap with Leutert's PVT instrumentation and Mudtest cement testing lines.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries3 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 Leutert