SEMES

What SEMES does

SEMES is a South Korea-headquartered semiconductor equipment manufacturer founded in 1993 and based in Cheonan, operating as a private company with 1,001–5,000 employees. The company designs and produces proprietary front-end and back-end wafer processing equipment organized around five core process modules: CLEAN (wafer surface cleaning), PHOTO (photolithography), ETCH (pattern formation), TEST (electrical/functional testing), and PACKAGE (chip separation and packaging). Beyond its semiconductor portfolio, SEMES manufactures display manufacturing equipment and line automation systems for fab logistics. Its differentiated technology includes the MPGA Prober, a high-precision HBM chip inspection device achieving sub-5-micrometer alignment accuracy and throughput exceeding three times the industry average.

The company monetizes through direct B2B sales of capital equipment to global semiconductor manufacturers, supported by its SCSS (SEMES Customer Service System) aftermarket platform covering parts supply, equipment modification, and customer training. Pricing is not publicly disclosed, consistent with enterprise contract norms in the semicap industry. SEMES is identified as a key player in the global Coater and Developer for Wafer Processing market, valued at $2,863M in 2025 and projected to reach $4,479M by 2032 (6.7% CAGR), with Asia-Pacific representing approximately 68% of regional demand. The company is expanding R&D capacity through a new large-scale Dongtan research base and pursuing overseas market presence through initiatives such as SEMICON China 2026 participation.

Recent strategic activity in 2026 — including a 5,000-unit cumulative prober shipment milestone, the MPGA Prober HBM inspection launch, the Dongtan R&D expansion, and the SEMES AI Forum 2026 — signals an offensive push to broaden product depth (especially in HBM-related test equipment) and globalize the customer base. Governance and ownership information is limited: CEO 심상필 (Shim Sang-pil) is the only named executive, no parent company or institutional investor is disclosed, and certifications are limited to ISO 14001 (environmental) and ISO 45001 (occupational health and safety).

Name

SEMES

Legal name

세메스(주)

Website

https://semes.com

Company type

Private

Founded year

1993

Operating status

Operating

Headcount range

1,001–5,000 employees

Ownership category

akta.pro rank

Product category

Semiconductor Manufacturing Equipment

NAICS

Semiconductor Machinery Manufacturing (333242)

SIC

Special Industry Machinery (No Metalworking Machinery) (3550)

akta.pro primary industry

Test, Probe & Burn-In Equipment (Wafer Sort/Final Test) (HDAHAEAJ)

akta.pro secondary industries

Etch & Strip Equipment (Dry/Wet/Ashing) (HDAHAEAC), Wafer Cleaning & Surface Preparation Equipment (HDAHAEAG)

Keywords

• Semiconductor manufacturing equipment
• Wafer processing equipment
• Photolithography equipment
• HBM chip inspection
• Display manufacturing equipment

Headquarters

HQ city

Cheonan

HQ country

South Korea

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Distribution channels1 record

Marketing channels3 records

Core offering

SEMES manufactures semiconductor manufacturing equipment for front-end and back-end wafer processing, including cleaning (CLEAN), photolithography (PHOTO), etching (ETCH), testing (TEST), and packaging (PACKAGE) equipment. The company also produces display manufacturing equipment and line automation solutions for semiconductor and display fabrication facilities.

Product overview

SEMES is a semiconductor equipment manufacturer offering a comprehensive portfolio of manufacturing equipment for the semiconductor industry. The main product lines include Semiconductor Equipment (covering front-end processes: CLEAN for wafer surface cleaning, PHOTO for photolithography, ETCH for pattern formation, TEST for electrical testing, and PACKAGE for back-end chip separation and packaging), Display Equipment, and Line Automation systems. SEMES is identified as a key player in the global coater and developer for wafer processing market. The company also developed the MPGA Prober for high-precision HBM chip inspection.

Differentiator

Problem solved

Functional benefit

Brands

• SCSS: SEMES Customer Service System - customer service portal for product support, parts, and modification services.
• 참사랑봉사단

Products and services

• Semiconductor Equipment Core semiconductor manufacturing equipment portfolio for front-end and back-end wafer processing, used by semiconductor manufacturers in fab production lines.
• CLEAN Equipment (Cleaning Equipment) Wafer surface cleaning equipment that removes particles, metals, organic materials, and native oxide films using chemical treatment, gases, and physical methods to improve yield and reliability. Used by semiconductor manufacturers.
• PHOTO Equipment (Photolithography/Phototrack Equipment) Photolithography equipment that transfers fine circuit patterns from masks onto wafer surfaces using light exposure, requiring precise, high-level technology. Used by semiconductor manufacturers.
• ETCH Equipment (Etching Equipment) Etching equipment that forms semiconductor circuit patterns by corroding and removing exposed material with liquid or gas etchants, leaving patterns defined by the photolithography step. Used by semiconductor manufacturers.
• TEST Equipment (Semiconductor Testing Equipment) Test equipment that inspects finished semiconductor devices by applying various voltages, electrical signals, temperature, and humidity conditions to measure electrical characteristics, functional characteristics, and operating speed. Used by semiconductor manufacturers.
• PACKAGE Equipment (Back-end Packaging Equipment) Back-end packaging equipment that separates wafer-level chips into individual units, connects cut chips to substrates, and performs package molding to protect chips from external environments. Used by semiconductor manufacturers.
• Display Equipment Display manufacturing equipment for processing flat panel displays, used by display manufacturers in fab production lines.
• Line Automation Factory automation equipment for logistics and material handling in semiconductor and display manufacturing facilities. Used by semiconductor and display manufacturers.
• MPGA Prober (HBM Chip Inspection Device) High-precision physical contact inspection device (MPGA Prober) for HBM chip quality inspection with sub-5-micrometer alignment accuracy and throughput exceeding three times the industry average. Used by HBM memory manufacturers.

Quantifiable outcome

• Throughput over three times the industry average for HBM chip inspection
• +1 more outcomes

Segments1 record

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability1 record

Feature1 record

Scale indicators5 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Tokyo Electron (TEL): Japanese semiconductor equipment maker and the dominant global supplier of coater/developer (track) systems. Directly competes with SEMES' Photo and adjacent Clean/Etch/Test equipment, with comparable fab-wide portfolio breadth.
• SCREEN Holdings: Japanese equipment maker and global leader in semiconductor wafer cleaning equipment. Directly comparable to SEMES' Clean product line and shares exposure to memory/fab customers in Asia-Pacific.
• KLA Corporation: Global leader in semiconductor inspection and metrology. KLA is the most direct competitor to SEMES' MPGA Prober for HBM chip inspection and a benchmark for the inspection-tool segment SEMES is targeting.
• Hitachi High-Tech: Japanese equipment maker with exposure to semiconductor metrology, inspection, and processing tools. Comparable to SEMES across test/inspection and selected process steps, with similar memory-customer exposure.

Broad incumbents

• Lam Research: US-based incumbent and global leader in etch and deposition semiconductor equipment. Overlaps directly with SEMES' Etch portfolio and competes for the same memory and logic fab capex dollars.
• Applied Materials: Largest global semiconductor equipment maker with broad portfolio across deposition, etch, inspection, and CMP. Competes with SEMES across multiple process steps and represents the broad-incumbent benchmark for portfolio scale.
• ASML: Dominant supplier of photolithography systems. While SEMES' Photo (track/coater) equipment complements ASML scanners, both compete for advanced-node fab qualification and capex allocation.

Emerging players

• ACM Research: China-based single-wafer wet cleaning equipment specialist with growing global footprint. Closest emerging competitor to SEMES' Clean product line, particularly in Asia-Pacific memory and Chinese fabs.
• Naura Technology: Chinese semiconductor equipment maker with broad portfolio across etch, thermal, and cleaning. Comparable in portfolio breadth to SEMES and a key emerging competitor for non-leading-edge equipment in Asia.

Regional players

• Hanmi Semiconductor: Korean semiconductor equipment maker focused on die-bonding and advanced packaging/test tools. Regional peer serving the same Korean memory customer base as SEMES, with overlap in back-end test and packaging equipment.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/semes

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 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 SEMES