DMPI

What DMPI does

DMPI (Dethier Mécanique Précision Industrielle) is a family-owned Belgian precision mechanics SME founded in 1980 by Guy Dethier and headquartered in Waimes, Eastern Belgium. Operating across five production halls totaling 4,500 m² with a 15-employee headcount, the company specializes in custom machining, welding (mécano-soudage), assembly, and sheet metal processing of medium- and large-sized metal components in steel, stainless, and non-ferrous materials. Its technical envelope includes CNC turning up to 9 m between points and Ø1,600 mm, milling and boring up to 6 m, sheet cutting up to 6,000 × 2,000 mm via plasma and water jet, and assembly capacity for structures up to 5 m × 6 m cross-section, 25 m length, and 500-ton loads. Design is supported in-house via AUTOCAD and INVENTOR 3D modeling, enabling full-project turnkey delivery from conception to on-site installation.

The company's revenue model is B2B project-based with custom quote pricing; it serves roughly 200 customers annually across verticals including industrial machinery (Andritz, Sandvik), metal and steel production (SMS Group, John Cockerill, Salzgitter AG), civil engineering and construction, energy, medical imaging, space optics, and mining. Geographic reach is primarily Benelux and Germany. The go-to-market is direct enterprise sales led by Director Xavier Dethier and Administrator Philippe Warland, with no resellers, no public pricing, no digital commerce, and no disclosed revenue figures. In June 2022 DMPI acquired neighbouring Établissements Crém er to extend into smaller parts in larger production runs and non-ferrous metals; that subsidiary was fully integrated by October 2023 alongside a complete renovation of Hall 1. The company remains privately held with no external institutional investors, operates as a société anonyme since 1986, and continues to position its 40-year operating history as a core trust signal with industrial OEMs.

Name

DMPI

Legal name

Dethier Mécanique Précision Industrielle

Website

https://dmpi.be

Company type

Private

Founded year

1980

Operating status

Operating

Headcount range

11–50 employees

Short description

DMPI is a family-owned Belgian precision mechanics SME that provides custom machining, welding, and assembly of medium-to-large metal components for industrial OEMs across the Benelux and Germany.

Ownership category

akta.pro rank

Product category

Precision Machining and Industrial Metal Manufacturing Services

NAICS

Industrial Machinery Manufacturing (33324)

SIC

Sheet Metal Work (3444), Special Industry Machinery, Nec (3559)

akta.pro primary industry

Subsea Construction & IMR Vessel Newbuilds (CSV, DSV, ROV Support) (IMAJACAD)

Keywords

• Precision machining services
• Industrial metal manufacturing
• CNC milling turning
• Machine welding assembly
• Custom sheet metal fabrication

Headquarters

HQ city

Waimes

HQ country

Belgium

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Custom precision machining services: DMPI generates revenue through custom manufacturing services including turning, milling, boring, and assembly of metal parts. Services are quoted per project based on specifications, materials, and complexity. The company produces both small series and single-unit pieces.

Pricing tiers

Go-to-market motion2 records

Distribution channels1 record

Marketing channels4 records

Core offering

DMPI is a precision mechanics company providing custom machining (turning, milling, boring), machine welding, and sheet metal services for medium and large metal parts in steel, stainless steel, and non-ferrous materials. The company manages the full project lifecycle from 3D design and drafting through material preparation, machining, welding, and on-site assembly. Operations are conducted from five industrial halls (4,500 m²) in Waimes, Belgium, serving industrial clients in Benelux and Germany.

Product overview

DMPI (Dethier Mécanique Précision Industrielle) is a precision mechanics company offering a portfolio of interconnected manufacturing services. The core offerings include Machining Services (turning, milling, boring) and Machine Welding (mécano-soudage), complemented by Sheet Metal Services (tôlerie) for material preparation. DMPI provides end-to-end capabilities from 3D design through manufacturing to assembly, serving diverse industrial sectors with medium and large metal parts in steel, stainless, and non-ferrous materials. Notable products include custom WDT35 trailers and medical imaging equipment developed in partnership.

Differentiator

Problem solved

Functional benefit

Products and services

• Machining Services (Turning, Milling, Boring) Precision machining services for industrial clients including turning up to 9m between points and Ø1600mm, milling and boring up to 6m on digital boring machines or milling machines with fourth CNC axis, leveraging CNC towers, vertical lathes, and machining centers.
• Machine Welding (Mécano-soudage)

Named customers8 records

Segments6 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Nine partnerships are on record, tiered minor and core.

• Institut Notre-Dame de Malmedy (IND)minorStrategic or Co-development Partner · 1 October 2023DMPI provides a modern CNC lathe to the vocational school for student training purposes. This partnership supports the development of future precision mechanics professionals in Belgium and positions DMPI as an industry leader invested in workforce development.
• Ets Cremer (Établissements Cremer)coreStrategic or Co-development Partner · 1 June 2022DMPI acquired Ets Cremer, a nearby company (300m from headquarters) active in manufacturing smaller metal parts in larger series and non-ferrous metals. The acquisition expanded DMPI's capabilities and product range. Hall 1 was renovated to integrate Ets Cremer operations.
• Medical ImageryminorStrategic or Co-development Partner · 1 January 2021Collaboration on developing Belgium's first giant horse scanner. Medical Imagery led the medical imaging component while DMPI provided precision mechanics expertise for the mechanical structure.
• XLGminorOthersConstruction partner for Hall 1 renovation and modernization project
• Gregory Dethier SPRLminorOthersConstruction partner for Hall 1 renovation and modernization project
• Nowitec AGminorOthersConstruction partner for Hall 1 renovation and modernization project
• DETEMminorOthersConstruction partner for Hall 1 renovation and modernization project
• NB BETON MalmedyminorOthersConstruction partner for Hall 1 renovation and modernization project
• MB GroupeminorOthersConstruction partner for Hall 1 renovation and modernization project

Scale indicators4 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• Manoir Industries: Manoir Industries is a French group specialising in the design and production of metal components and assemblies for demanding industrial applications (energy, oil & gas, defence, heavy industry). Directly comparable to DMPI as a European contract manufacturer of complex, often large metal parts for industrial OEMs.
• LEMMENS Group: Belgian precision mechanics group offering machining, welding, and assembly of metal components for industrial clients. Same Belgian/Germanic industrial base, same mid-market contract manufacturing profile, and same focus on precision and custom fabrication as DMPI.
• Mecanor: Belgian precision machining specialist serving industrial customers with CNC turning, milling, and complex mechanical components. Comparable to DMPI in scale, geography (Benelux), and core offering of custom precision-machined parts.
• Groven B.V. Dutch precision manufacturer producing complex mechanical components and assemblies for industrial OEMs. Comparable to DMPI as a neighbouring Benelux-based precision mechanics specialist serving similar industrial customer verticals.
• Wessels + Müller AG: German precision manufacturing company producing complex metal parts and assemblies for industrial customers. Comparable to DMPI on custom precision fabrication, German industrial customer base, and medium-sized specialist profile.

Broad incumbents

• VDL Groep: Large Dutch industrial group with multiple subsidiaries in metalworking, machining, and industrial supply. Comparable to DMPI in core activities (precision mechanics, fabrication) but operates at much greater scale, broader portfolio, and as a broad incumbent rather than a niche specialist.
• Stork (Aalberts Industries): Dutch-headquartered industrial services and maintenance group with capabilities in machining, welding, and on-site industrial services. Comparable to DMPI's welding/fabrication/field-services profile but operates as a broad incumbent across many industrial verticals at greater scale.

Regional players

• Voortman Steel Group: Dutch manufacturer of steel processing and fabrication equipment (machines for plate and section processing) and provider of automated fabrication solutions. Comparable to DMPI in Benelux-region steel fabrication focus, though oriented toward equipment production rather than contract machining services.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/dmpisa
• LinkedInlinkedin.com/company/dmpi

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries1 record

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 DMPI