Semecs

What Semecs does

Semecs is an Electronic Manufacturing Services (EMS) provider headquartered in Uden, Netherlands, focused exclusively on industrial-scale PCB assembly at volumes of 5,000 to 500,000+ pieces with medium to high complexity. Founded in 1982, the company was acquired by SERO GmbH in April 2021 (effective January 1, 2021) and now operates as a member of the SERO EMS Group, alongside EPSa which joined in 2024. Production runs from a sole-owned, energy-neutral facility in Vráble, Slovakia, supported by sales offices in the Netherlands, Germany (Munich, opened 2015), and Denmark (Slagelse, opened 2012).

The core offering is full-cycle PCB assembly: Industrial Design (DfM/DfT/DfC), NPI and Prototyping, Manufacturing, the proprietary NedFlex® testing platform, Product Life Cycle Management, Logistics, and After Sales. In-house competencies include Surface-Mount Technology (SMT), Through-Hole Technology, Box-Building, Depaneling, X-Ray inspection, Conformal Coating, Traceability, and In-Circuit and Functional Testing. Semecs holds an unusually dense certification stack — ISO 9001 (since 1991), ISO 14001, ISO 45001, ISO 13485 (Medical, since 2011), IATF 16949 (Automotive, since 2007), ISO 27001 (since 2019), TISAX, plus IPC workmanship standards — positioning it as a Tier-1 supplier to regulated European OEMs in Transportation & E-mobility, Healthcare & Life sciences, Energy & Cleantech, Connectivity & Smart metering, and Industrial electronics.

The business model is B2B contract manufacturing with quote-based pricing, multi-year customer engagements, and revenue tied to manufacturing service fees scaled by production volume and complexity. The company crossed €100 million in annual revenue for the first time in 2023 (up from €70M+ in 2019), with named enterprise customers including Honeywell, Ambicare Health, and KACO New Energy. Headcount sits in the 251–500 band, with 2019 marking the start of a multi-year automation and robotization investment program at the Slovak facility.

Name

Semecs

Legal name

Solid Semecs B.V.

Website

https://semecs.com

Company type

Private

Founded year

1982

Operating status

Operating

Headcount range

251–500 employees

Short description

Semecs is a Netherlands-based EMS provider specializing in industrial-scale PCB assembly (5,000–500,000+ pieces, medium-to-high complexity), serving European OEMs in automotive, medical, energy, connectivity, and industrial electronics, operating as a member of the SERO EMS Group.

Ownership category

akta.pro rank

Product category

Electronic Manufacturing Services (EMS)

NAICS

Printed Circuit Assembly (Electronic Assembly) Manufacturing (334418)

SIC

Printed Circuit Boards (3672)

akta.pro primary industry

PCB Assembly (PCBA/EMS) (HDAHAOAI)

Keywords

• PCB assembly services
• Electronic manufacturing services
• Industrial PCBA
• Box-build assembly
• Contract electronics manufacturing

Headquarters

HQ city

Uden

HQ country

Netherlands

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. EMS Manufacturing Services: Electronic Manufacturing Services providing PCB assembly from design optimization (DfM, DfT, DfC) through prototyping, mass production, testing, and box-build solutions. Revenue is generated through manufacturing service fees based on production volumes and complexity. The company achieved €100+ million annual revenue milestone in 2023.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Semecs is an Electronic Manufacturing Services (EMS) provider that specializes exclusively in industrial-scale PCB assembly (PCBA), supporting production volumes from 5,000 to 500,000+ pieces with medium to high complexity. Its core offering covers the full production lifecycle: industrial design (DfM, DfT, DfC), NPI and prototyping, mass manufacturing, in-circuit and functional testing via the proprietary NedFlex® platform, box-building, product life cycle management, logistics and distribution, and after-sales care.

Product overview

Semecs is an Electronic Manufacturing Services (EMS) provider offering comprehensive PCB assembly solutions as part of the SERO EMS Group. The core product is Exceptional PCB Assembly, supporting production volumes of 5,000 to 500,000+ pieces with medium to high complexity. Services include Industrial Design (DfM, DfT, DfC), NPI & Prototyping, Manufacturing, and the proprietary NedFlex® Testing Platform. Additional offerings encompass Product Life Cycle Management, Logistics & Distribution, and After Sales & Care. Core competencies include Surface-Mount Technology (SMT), Through-Hole Technology (THT), Box-Building (including potting and glueing), Depaneling, X-Ray Analyzing, Conformal Coating, Traceability, and In-Circuit & Functional Testing. The company also provides a Customer Portal for secure file exchange.

Differentiator

Problem solved

Functional benefit

Products and services

• Industrial PCB Assembly (PCBA) Industrial-scale PCB assembly service for medium to high complexity electronic manufacturing, with production volumes ranging from 5,000 to 500,000+ pieces, delivered to B2B OEM customers in automotive, medical, industrial, energy, and connectivity markets.
• Industrial Design (DfM, DfT, DfC) Design for Manufacturing, Design for Testing, and Design for Cost services that optimize PCBA through strategic design, enhancing functionality and efficiency while reducing costs.
• NPI & Prototyping

Quantifiable outcome

• Production volumes ranging from 5,000 to 500,000+ pieces per customer order
• +1 more outcomes

Named customers3 records

Segments6 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Three partnerships are on record, tiered core.

• SERO EMS GroupcoreStrategic or Co-development Partner · 1 January 2024Semecs is a member of the SERO EMS Group, a European Electronic Manufacturing Services group. The group includes multiple EMS companies and participated together at Electronica 2024. CEO Jan-Frederik Kalee provides insights on the three companies within the group.
• EPSacoreStrategic or Co-development Partner · 1 January 2024EPSa joined the SERO EMS Group family. The integration of EPSa into the group was highlighted at Electronica 2024.
• SERO GmbHcoreStrategic or Co-development Partner · 1 January 2021Semecs joined SERO GmbH in April 2021 (effective January 1, 2021) through a share deal where Solid Semecs BV accepted a purchase offer from SERO GmbH.

Scale indicators4 records

Recent moves10 records

Expansion highlights3 records

Direct peers

• Kitron ASA: Norwegian-listed EMS provider with Nordic and European production serving industrial, defense, energy, and medical customers. Comparable European EMS scale and customer mix.
• Katek SE: Germany-headquartered listed EMS provider specializing in high-complexity PCB assembly and box-build for industrial, automotive, and medical customers. Direct competitor in European mid-to-high complexity EMS with overlapping customer segments.
• Note AB: Swedish-listed EMS provider (parent of GPV) with Nordic and Central European production serving industrial, medtech, and cleantech customers. Directly comparable EMS scale, vertical mix, and European geography.
• Bitron Industrie S.p.A. Italian privately-held EMS and mechatronics provider serving automotive, white goods, and industrial customers. Comparable European EMS profile with similar automotive and industrial vertical exposure.
• Cicor Technologies: Swiss-listed EMS group with European production footprint serving medical, industrial, and aerospace customers. Comparable in PCB assembly focus, European geography, and regulated-end-market exposure.
• Scanfil Oyj: Finnish-listed EMS provider with European and Asian manufacturing footprint serving industrial, energy, and automotive customers. Comparable in scale, EMS service model, and European industrial customer base.
• SERO GmbH: Sister company within the SERO EMS Group and Semecs' direct acquirer (2021). German EMS provider serving industrial customers with PCB assembly and box-build - the closest comparable in geography, capabilities, and ownership structure.
• EPSa: German EMS provider that joined the SERO EMS Group in 2024 alongside Semecs. Offers comparable PCB assembly and electronic manufacturing services for European industrial customers, making it a directly comparable group peer.

Broad incumbents

• Jabil Inc. US-listed global EMS leader offering PCB assembly, box-build, and supply chain services across diversified end-markets. Broad incumbent competitor that pressures European mid-market EMS pricing.
• Flex Ltd: Global EMS giant with broad end-to-end electronics manufacturing services across consumer, automotive, industrial, and healthcare. Represents the competitive ceiling of scale that Semecs benchmarks against in Europe.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/solid-semecs-b.v.

Compliance20 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 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 Semecs