LDM

Name

LDM

Legal name

LDM, spol. s r.o.

Website

https://ldm.cz

Company type

Private

Founded year

1991

Operating status

Operating

Headcount range

101–250 employees

Ownership category

akta.pro rank

Product category

Industrial Valve Manufacturing

NAICS

Industrial Valve Manufacturing (332911), Metal Valve Manufacturing (33291), Other Metal Valve and Pipe Fitting Manufacturing (332919)

SIC

Oil & Gas Field Machinery & Equipment (3533), Industrial Instruments For Measurement, Display, And Control (3823), Steam & Air-Conditioning Supply (4961)

akta.pro primary industry

Valves & Cartridge Valves (Directional, Pressure, Flow Control) (IMAHAGAE)

akta.pro secondary industries

Pressure Management & Overpressure Protection (Regulators, Relief Valves, OPS) (EUAJADAF), Refrigeration Components & Controls (Compressors, Valves, Sensors) (IMAHAKAH), Controls, Monitoring & Condition Management (for Pumps/Compressors) (IMAHANAI)

Keywords

• Industrial valve manufacturing
• Control valves
• Safety valves
• Pressure regulators
• Nuclear valves

Headquarters

HQ city

Ceska Trebova

HQ country

Czechia

HQ region

Europe

Offices9 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Valve Sales: LDM generates revenue through the manufacture and sale of industrial valves including control valves, shut-off valves, safety valves, pressure/temperature regulators, nuclear valves, and steam conditioning equipment. The company serves energy, industrial, district heating, and nuclear power sectors with products ranging from DN 10 to DN 600 and PN 6 to PN 630.
2. Surface Treatment and Machining Services: Galvanizing (zinc, tin, copper plating, nickel phosphating) and CNC machining services offered to external customers from automotive, electrical, and engineering industries. CNC machining capacity up to 25 tons with multi-axis capabilities.
3. After-sales Service and Spare Parts: Warranty and post-warranty service for LDM products and third-party actuators, including periodic inspections, calibration, spare parts sales, and emergency repair services.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels3 records

Core offering

LDM designs, manufactures, sells, and services a comprehensive portfolio of industrial valves for flow, pressure, and temperature regulation, covering sizes DN 10 to DN 600 and pressure ratings PN 6 to PN 630 (and corresponding ANSI/ASME Class ratings). Its core product range spans control valves (multiple RV/CV lines), shut-off valves (UV/SV series), safety valves, direct-acting pressure and temperature regulators, nuclear-qualified valves, steam desuperheaters and conditioning equipment, plus check valves, gate valves and accessories. The company supplements its valve offering with proprietary calculation software (Ventily LDM desktop program and LDM VALVES mobile app), aftermarket service and spare parts through its subsidiary LDM servis, and contract CNC machining and electrolytic surface treatment services (galvanizing, tinning, nickel plating).

Product overview

LDM (L D M, spol. s r.o.) is an industrial valve manufacturer based in Česká Třebová, Czech Republic, founded in 1991 and tracing its production heritage to 1909. It is the largest manufacturer of control valves in the Czech Republic, producing a comprehensive portfolio of industrial valves across multiple series and pressure ratings. The product range spans nominal sizes DN 10 to DN 600 and pressure ratings PN 6 to PN 630, covering both EN and ANSI/ASME standards. The core product lines include: control valves (RV 111 COMAR line, RV 113 series, RV 122 BEE line, RV/CV 200 line, RV/CV 300 line, RV/CV 700 line, RV 800/900 line, G series); shut-off valves (UV/SV 200 line, UV/SV 300 line, UV 500/900 line, UV 116/216 series, SU59 universal gate valve); pressure and temperature regulators (RD 12x BEE line, RD 200 line); safety valves (PV, SiZ, RP series); nuclear valves (A10, A11, A13 series for nuclear power plants); and steam conditioning accessories (CHP desuperheaters, VH/VHP injection heads, RK 601 control cocks, IKA thermal insulation, ZV check valves). Supporting software products include the Ventily LDM desktop calculation program and the LDM VALVES mobile application. LDM also offers surface treatment (galvanizing, tinning, copper plating, nickel plating) and CNC machining contract services through its own facilities.

Differentiator

Problem solved

Functional benefit

Products and services

• RV 111 COMAR line pressure-balanced control valves Pressure-balanced control valves for DN 15-40, PN 16, suitable for heating and industrial applications requiring precise flow regulation.
• RV 113 series two-way and three-way control valves Two-way and three-way control valves (L, M, R, S variants) for DN 15-150, PN 6/16/25, suitable for water, steam, and other industrial liquids.
• RV 122 BEE line pressure-balanced control valves Pressure-balanced control valves (L, P, R, T variants) for DN 15-50, PN 25, with optional flow restrictor for direct-acting temperature and pressure regulation.
• RV/CV 200 line control valves Control valves including RV 2x0 DN 15-400 PN 10-40, CV 2x0 NPS 1/2"-10" Class 150, RV 2x2 pressure-balanced DN 25-600 PN 10-40, RV 2x4 three-way DN 15-300 PN 10-40, plus variants for both EN and ANSI/ASME standards.
• RV/CV 300 line high-pressure control valves High-pressure control valves for RV 3x0 DN 15-400 PN 16-63, CV 3x0 NPS 1/2"-16" Class 150/300/600, and pressure-balanced RV 3x2 DN 25-400 PN 16-63, including seismic SP execution for safety-critical applications.
• RV/CV 700 line high-pressure control valves and steam conditioning stations High-pressure control valves RV 701 DN 25-250 PN 16-400, CV 701 NPS 1"-10" Class 150-2500, RV/CV 702 with extended outlet, and CS/RS 702 steam conditioning stations for power plant and process applications complying with both ANSI/ASME and EN standards.
• RV 800 line high-pressure angle and Z-type control valves High-pressure angle control valves (RV 805) and Z-type control valves (RV 806) for DN 25-100, PN 160/250/400.
• RV 900 line high-pressure control valves and steam conditioning stations High-pressure control valves with extended outlet (RV 902) and steam conditioning stations (RS 902) for DN 50-250/80-700, PN 16-630, for power plant and steam services.
• G series double-seated control valves and start-up control valves Double-seated control valves (G 45 DN 150-400 PN 16-100; G 46 lever-type DN 65-300 PN 16-250; G 47 DN 125-300 PN 125-500) and start-up control valves (G 92, G 93 DN 150 PN 400) for power plant applications.
• UV/SV 200 line shut-off valves Shut-off valves UV 2x0 DN 15-400 PN 10-40 and SV 2x0 NPS 1/2"-10" Class 150, including hand-wheel versions UV 2x6, UV 2x7 with optional stellite seats for general industrial use.
• UV/SV 300 line high-pressure shut-off valves Shut-off valves UV 3x0 DN 15-400 PN 16-63 and SV 3x0 NPS 1/2"-16" Class 150/300/600 for higher-pressure industrial applications.
• UV 500/900 line high-pressure shut-off valves High-pressure shut-off valves UV 526 (DN 10-65 PN 63-250) and UV 926 (DN 10-65 PN 63-630) for power plant and high-pressure steam applications.
• UV 116/216 series general industrial shut-off valves Shut-off valves UV 116 (DN 15-300 PN 16) and UV 216 (DN 15-200 PN 25) for general industrial and heating applications.
• RD 12x BEE line direct-acting pressure and temperature regulators Direct-acting pressure and temperature regulators for DN 15-50, PN 25: differential pressure (RD 122 D/P), output pressure (RD 122 V), bypass valve (RD 123 R), inlet pressure regulator (RD 123 S), and temperature regulators (RT 122 R/P), functioning without external energy.
• RD 200 line direct-acting pressure regulators (large DN) Direct-acting pressure regulators for larger sizes DN 65-150, PN 16/25: differential pressure (RD 212 D/P), output pressure (RD 212 V), bypass valve (RD 213 R), and inlet pressure regulator (RD 213 S), suitable for water, air, and steam up to 1.0 MPa.
• Safety valves (PV, SiZ, RP series) Full-lift safety valves PV 61 (DN 20-400 PN 16-100), PV 63 (DN 20-400 PN 16-100), and PV 1509 (DN 65-350); proportional safety valve PV 25 (DN 15-200 PN 16/40); additional-loading safety valve SiZ 1508 (DN 25-350); and control unit RP 5330, for overpressure protection of steam and liquid media.
• Nuclear valves (A10, A11, A13 series) Nuclear-qualified shut-off valve (A10 DN 10-150), control valve for rough regulation (A11 DN 10-150), and fast-acting shut-off valve (A13 DN 10-150), including modifications of standard LDM valves for nuclear power plant service.
• Steam desuperheating equipment (CHP, CHPE, CHPF, CHPR and VH, VHF, VHP series) Desuperheaters (CHP DN 100-600 PN 16-400; CHPE DN 40-200; CHPF DN 50-200; CHPR DN 200-600) and injection heads (VH DN 25-50; VHF DN 15/25; VHP DN 20/25) for steam temperature reduction in power plant and industrial applications.
• RK 601 three-way control cock Three-way control cock for DN 100-600, PN 40-100, used for mixing or diverting applications in heating and industrial systems.
• SU59 universal one-sided yoke gate valve Universal one-sided yoke gate valve for DN 100-250, PN 10/16/100, for general industrial shut-off applications.
• IKA 150 and IKA 220 thermal insulation wraps for valves Thermal insulation wraps (IKA 150 and IKA 220) for DN 15-200 valves, reducing heat loss and surface temperature for personnel safety and energy efficiency.
• ZV series check valves Check valves ZV 116 (DN 15-300 PN 16), ZV 216 (DN 15-200 PN 25), ZV 2x6/2x7 (DN 15-200 PN 16-40), and ZV 926 (DN 10-65 PN 63-630) preventing backflow in liquid and steam systems.
• Ventily LDM calculation program (desktop software) Desktop software for determining flow coefficients (Kvs/Cvs), valve parameter verification, optimal nominal diameter selection, and valve selection from LDM product range. Includes steam tables, thermodynamic property database, noise calculations, actuator selection, dimension drawings, and multilingual support (Czech, English, German, Polish, Russian, plus Cyrillic character support). Available as a downloadable installer.
• LDM VALVES mobile application Mobile application for Android and iOS performing Kv/Cv calculations for water and steam, steam tables, flow conversion, pipeline pressure drop calculation, and unit conversion, with support for Czech, English, German, Polish, Russian, Slovak, Ukrainian, and Spanish languages.
• Surface treatment services (galvanizing, tinning, copper plating, electroless nickel plating) In-house surface treatment services including electrolytic zinc plating with trivalent chromium blue finish (5-25 µm, max 1500x800x900 mm), electrolytic tinning for the electrical industry (3-10 µm), electrolytic copper plating as intermediate layer (1-5 µm), and electroless nickel-phosphorus plating (5-20 µm, max 300x300x150 mm), with standard delivery in 1-3 business days.
• CNC machining cooperation services (up to 25 tonnes) Contract precision CNC machining of complex parts up to 25 tonnes on modern CNC machines (Trevisan DS900/300C max 6000 kg / 2300 mm diameter; Trevisan DS600/200C max 2600 kg; SUA 150/3000 max 8000 kg; IMT VBM30.32 with hydrostatic balancing max 25000 kg / 3000 mm diameter), serving castings, forgings, and machined components for industrial clients.
• After-sales service and spare parts for LDM valves Warranty and post-warranty service for LDM products and third-party actuators, including periodic inspections, calibration, spare parts sales, and emergency repair services, delivered by subsidiary LDM servis, spol. s r.o. (ISO 9001 certified).

Quantifiable outcome

• LDM valves installed in major nuclear power plants across 4 European countries

Named customers11 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

One partnership is on record.

• LDM Servis, spol. s r.o.coreImplementation/ SI/ Consulting Partner · 1 January 1997Wholly-owned subsidiary established in 1997 to provide warranty and post-warranty service for LDM products. Located at LDM manufacturing facility, handles valve repairs, actuator servicing, calibration, and emergency response. Certified to ISO 9001.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• KSB SE & Co. KGaA: German-headquartered global manufacturer of pumps, valves and related systems, including industrial control and safety valves for power, water and process industries. Directly comparable to LDM across product categories (control valves, safety valves, high-pressure applications) and serves the same Central European customer base.
• SAMSON AG: Frankfurt-based specialist in control valves, regulators and actuators for process industries, power generation and district heating. SAMSON is the most direct head-to-head competitor to LDM in European control-valve applications and operates with comparable product depth.
• Velan Inc. Canadian manufacturer of industrial valves including severe-service and nuclear-qualified gate, globe, check and control valves. Directly comparable on nuclear valve qualifications and on the high-pressure power-generation applications LDM targets.

Broad incumbents

• Crane Co. (Crane ChemPharma & Energy): US diversified industrial manufacturer with a significant process-valve franchise serving power, chemical and oil & gas end markets. Comparable to LDM in industrial valve portfolio breadth and target customer industries.
• Flowserve Corporation: US-based global leader in pumps, valves, seals and automation for power, oil & gas, chemical and water industries. Flowserve is named as a contract-machining customer of LDM, confirming overlap in industrial valve categories; competes for the same nuclear, district-heating and process-industry contracts.
• Pentair plc: Global water and flow-control company with valves and flow technologies across residential, commercial and industrial segments; overlaps with LDM in industrial flow regulation, though with broader end-market exposure.
• IMI plc: UK-listed global engineering group focused on flow control, including severe-service control valves and actuators through IMI Critical Engineering. Overlaps with LDM's high-pressure and nuclear-grade valve offerings and competes for similar EPC and end-user specifications worldwide.
• Emerson Electric (Fisher Controls): Major US automation conglomerate whose Fisher valve business is a global benchmark in control valves for power, refining and chemical applications. Competes with LDM in the same process-control valve categories and on multi-national EPC projects.

Regional players

• MOL Group / ARMATURY Group (e.g., Moravské armatury / ZET): Czech and Central European valve manufacturers (e.g., Moravské armatury) competing in similar product categories and serving overlapping local utility and district-heating customers in CEE markets where LDM is the established leader.
• Aalberts Industries N.V. (Aalberts Integrated Piping Systems): Dutch-headquartered industrial group with flow control and piping system products serving European HVAC, district heating and industrial markets. Comparable in scale and regional focus, particularly for district heating and building-services valve applications.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/LDMvalves
• LinkedInlinkedin.com/company/ldm-spol-s-r-o-
• Instagraminstagram.com/ldmvalves

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

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 LDM