Stars Microelectronics (Thailand)
Stars Microelectronics (Thailand) PCL is a Thai-owned vertically integrated OSAT, EMS, and photonics manufacturer serving automotive, industrial, medical, telecom, and semiconductor customers across the Americas, Europe, and Asia with advanced packaging capabilities spanning wafer processing to system assembly.
- Company typePublic
- Founded1995
- HeadquartersBang Pa-in, Thailand
- Headcount1,001–5,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What Stars Microelectronics (Thailand) does
Stars Microelectronics (Thailand) Public Company Limited (SMT) is a vertically integrated semiconductor and electronics manufacturing services provider headquartered in the Bang Pa-In Industrial Estate Free Zone, Ayutthaya, Thailand. Founded in December 1995 and listed on the Stock Exchange of Thailand in September 2009, the company operates across three core business lines: Outsourced Semiconductor Assembly and Test (OSAT), Electronics Manufacturing Services (EMS), and Photonics. Its technology stack spans wafer-level processing, advanced IC packaging (BGA, CSP, SiP, stacked dies, 2.5D/3D heterogeneous integration, Co-Packaged Optics), silicon photonics wafer fabrication in Class 1K/10K cleanrooms, high-precision optical assembly, SMT PCBA assembly (01005 capable), box-build assembly, and end-to-end test services including AOI, X-ray, ICT, FCT, and next-generation ATE platforms.
The company serves seven end-markets — Automotive (including SiC/GaN-based EV electronics), Industrial, Medical Device, Green Sustainability/Clean Energy, Professional Audio Video, Photonics & Telecommunication, and Microelectronics — with manufacturing operations in Thailand, sales offices in the USA, China, Europe, and Japan, and a joint venture in India (CG Semi) with CG Power and Renesas Electronics targeting Rs 7,600 crore in OSAT capacity. Revenue is generated through B2B contract manufacturing services with quote-based custom pricing tied to customer specifications and volume, with Q1 2026 quarterly revenue of THB 631 million (~USD 18 million) representing 15% YoY growth and a return to net profitability of THB 11 million. Customers include leading semiconductor, automotive, industrial, and photonics OEMs across the Americas, Europe, and Asia, with recent strategic partnerships with NAURA Technology Group (China) and ecosystem alignment with Thailand's TMEC and NSTDA.
Stars Microelectronics (Thailand) firmographics
Firmographics- Name
- Stars Microelectronics (Thailand)
- Legal name
- Stars Microelectronics (Thailand) Public Company Limited
- Website
- https://starsmicro.com
- Company type
- Public
- Founded year
- 1995
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Short description
- Stars Microelectronics (Thailand) PCL is a Thai-owned vertically integrated OSAT, EMS, and photonics manufacturer serving automotive, industrial, medical, telecom, and semiconductor customers across the Americas, Europe, and Asia with advanced packaging capabilities spanning wafer processing to system assembly.
- Ownership category
- akta.pro rank
Stars Microelectronics (Thailand) industry classification
Industry- Product category
- Semiconductor Manufacturing Services
- NAICS
- Printed Circuit Assembly (Electronic Assembly) Manufacturing (334418), Semiconductor and Other Electronic Component Manufacturing (33441)
- SIC
- Printed Circuit Boards (3672), Semiconductors & Related Devices (3674)
- akta.pro primary industry
- Assembly & Packaging Services (Wirebond/Flip-Chip/FCBGA) (HDAHADAA)
- akta.pro secondary industries
- PCB Assembly (PCBA/EMS) (HDAHAOAI), Industrial PCB & Substrate Components (Bare PCBs, rigid-flex, ceramic substrates, thick-film) (IMAGAJAM)
Keywords
Where Stars Microelectronics (Thailand) is headquartered
LocationHeadquarters
- HQ city
- Bang Pa-in
- HQ country
- Thailand
- HQ region
- Asia
Offices2 records
Markets served
Stars Microelectronics (Thailand) business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Operations, Technology or R&D, Infrastructure, Supply Chain, Marketing or Sales
Revenue model
- OSAT (Outsourced Semiconductor Assembly and Test): Comprehensive OSAT services covering wafer processing, packaging/assembly for standard IC and advanced packages, and testing services with in-house standard testers and reliability testing facilities
- EMS (Electronic Manufacturing Services): High-precision, flexible electronic manufacturing services including PCBA assembly (SMT, through-hole), box build assembly, and test & quality assurance services
- Photonics: End-to-end photonic manufacturing solutions including silicon photonics wafer processing and optical assembly for automotive LiDAR, AOC, 400G transceiver, and optical telecommunications technology
Go-to-market motion2 records
Distribution channels2 records
Marketing channels4 records
Stars Microelectronics (Thailand) product offering
Product offeringCore offering
Stars Microelectronics (Thailand) PCL operates as a vertically integrated semiconductor and electronics manufacturing services provider, delivering three core business lines: OSAT (Outsourced Semiconductor Assembly and Test) covering wafer processing, IC packaging/assembly, and testing; EMS (Electronic Manufacturing Services) covering PCBA, box-build assembly, and quality assurance; and Photonics covering silicon photonics wafer processing and high-precision optical assembly. The company serves automotive, industrial, medical, clean energy, professional audio/video, photonics/telecom, and microelectronics customers with True Vertical Integration from wafer processing to complete system build assembly.
Product overview
Stars Microelectronics (Thailand) Public Company Limited (SMT) operates as a vertically integrated semiconductor and electronics manufacturing provider offering three core business lines: OSAT (Outsourced Semiconductor Assembly and Test), EMS (Electronic Manufacturing Services), and Photonics. The company provides True Vertical Integration manufacturing services covering processes from Wafer Processing to complete System Build assembly. The OSAT division handles semiconductor backend services including wafer processing, standard and advanced IC packaging (BGA, CSP, SiP, stacked dies), and comprehensive testing. The EMS division offers PCBA assembly, box-build services, and quality assurance across diverse markets. The Photonics division provides silicon photonics wafer processing and high-precision optical assembly for telecommunications and automotive LiDAR applications. Engineering Service capabilities support test development, failure analysis, and new product introduction. SMT serves 7 key industries: automotive, industrial, green sustainability, medical devices, professional audio/video, photonics & telecommunication, and microelectronics.
Differentiator
Problem solved
Functional benefit
Products and services
- OSAT (Outsourced Semiconductor Assembly and Test)
- EMS (Electronic Manufacturing Services)
- Photonics Manufacturing Services
- Engineering Services
Companies that use Stars Microelectronics (Thailand)
Customer profileNamed customers2 records
Segments7 records
Ideal customer profiles1 record
Stars Microelectronics (Thailand) technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature10 records
Stars Microelectronics (Thailand) partnerships and signals
Strategic signalPartnerships
Nine partnerships are on record, tiered strategic and core.
- NAURA Technology Group Co., Ltd.strategicMOU signed for semiconductor technology collaboration. NAURA is China's leading semiconductor equipment manufacturer. The partnership aims to advance semiconductor manufacturing capabilities through technology, innovation, and international collaboration, with support from Thailand Microelectronics Center (TMEC) and NSTDA.
- National Science and Technology Development Agency (NSTDA)corePartner in STARS Co-Lab: Engineering Tomorrow initiative for science, technology, and Thai workforce development. Collaboration includes joint laboratories, cooperative education programs, and knowledge exchange with international experts.
- King Mongkut's University of Technology North Bangkok (KMUTNB)corePartner in STARS Co-Lab: Engineering Tomorrow initiative for science, technology, and Thai workforce development. Collaboration includes cooperative education programs and hands-on academic curricula.
- King Mongkut's Institute of Technology Ladkrabang (KMITL)corePartner in STARS Co-Lab: Engineering Tomorrow initiative for science, technology, and Thai workforce development. Collaboration includes cooperative education programs and knowledge exchange.
- King Mongkut's University of Technology Thonburi (KMUTT)corePartner in STARS Co-Lab: Engineering Tomorrow initiative for science, technology, and Thai workforce development. Collaboration includes cooperative education programs and knowledge exchange.
- Mahanakorn University of Technology (MUT)corePartner in STARS Co-Lab: Engineering Tomorrow initiative for science, technology, and Thai workforce development. Collaboration includes cooperative education programs and knowledge exchange.
- CG Power and Industrial Solutions Ltd.coreJoint venture partner in CG Semi Private Limited for OSAT facility in Sanand, Gujarat, India. Stars Microelectronics provides semiconductor assembly and test expertise to the JV. The facility represents Rs 7,600 crore investment targeting initial production of 200 million chips annually, scaling to 4.7 billion units.
- Renesas Electronics CorporationcoreJoint venture partner in CG Semi Private Limited for OSAT facility in India. Renesas is Japan's leading semiconductor company and serves as anchor customer for shipments from the JV facility. JV aims to serve automotive and industrial applications with exports to Japan, US, and Europe.
- Thailand Microelectronics Center (TMEC)coreTMEC Director participated in MOU signing ceremony with NAURA, reinforcing the importance of strengthening Thailand's semiconductor ecosystem through close collaboration between industry and public sector.
Scale indicators6 records
Recent moves11 records
Expansion highlights5 records
Stars Microelectronics (Thailand) competitors and assessment
Company assessmentDirect peers
- Fabrinet: Specialized provider of advanced optical packaging and complex PCBA for optical communications, automotive, and other industries. Comparable given SMT's photonics and silicon photonics focus.
- Amkor Technology: Leading global OSAT provider with strong advanced packaging portfolio (flip-chip, wafer-level, 2.5D/3D). Comparable in serving automotive, industrial, and high-performance semiconductor customers.
- Hana Microelectronics: Thai-headquartered EMS and IC assembly provider with operations across Thailand, China, and elsewhere. Most direct geographic peer in Thailand's EMS/OSAT landscape.
- Cal-Comp Electronics (Thailand): Major Thai-listed EMS provider offering PCB assembly, box build, and consumer/industrial electronics manufacturing. Comparable as Thailand-based competitor in EMS services.
- Powertech Technology Inc. Taiwan-based OSAT specializing in IC packaging, assembly, and testing, including advanced packaging. Comparable across memory and logic packaging segments.
- ASE Technology Holding: World's largest OSAT provider offering IC packaging and test services including advanced packaging (FCBGA, 2.5D/3D). Directly comparable as both compete in semiconductor assembly and test across multiple end markets.
- JCET Group: Major Chinese-headquartered OSAT (formerly STATS ChipPAC) offering advanced packaging and test services. Comparable as competitor in mid-to-high-end packaging across automotive, computing, and communications.
Broad incumbents
- Venture Corporation: Singapore-listed global EMS provider serving life sciences, industrial, and networking customers. Comparable as a diversified Asian EMS competitor with overlapping service offerings.
- Benchmark Electronics: Global EMS provider serving aerospace, defense, medical, and industrial customers. Comparable as a broader EMS competitor with overlapping customer verticals and similar EMS revenue model.
Others
- Renesas Electronics: Japanese semiconductor company and anchor JV partner in CG Semi. Comparable not as a competitor but as a key customer and strategic partner driving SMT's OSAT demand.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks7 records
Key highlights6 records
Customer concentration
Stars Microelectronics (Thailand) social profiles
Digital presenceStars Microelectronics (Thailand) financial estimates
Financial estimateRevenue estimate
Valuation estimate
Stars Microelectronics (Thailand) leadership team
Management profileNumber of profiles
Profiles14 records
Stars Microelectronics (Thailand) subsidiaries and ownership
Company hierarchySubsidiaries1 record
Stars Microelectronics (Thailand) funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Stars Microelectronics (Thailand) M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Stars Microelectronics (Thailand)
What does Stars Microelectronics (Thailand) do?
Stars Microelectronics (Thailand) PCL operates as a vertically integrated semiconductor and electronics manufacturing services provider, delivering three core business lines: OSAT (Outsourced Semiconductor Assembly and Test) covering wafer processing, IC packaging/assembly, and testing; EMS (Electronic Manufacturing Services) covering PCBA, box-build assembly, and quality assurance; and Photonics covering silicon photonics wafer processing and high-precision optical assembly. The company serves automotive, industrial, medical, clean energy, professional audio/video, photonics/telecom, and microelectronics customers with True Vertical Integration from wafer processing to complete system build assembly.
Is Stars Microelectronics (Thailand) a public or private company?
Stars Microelectronics (Thailand) is a public company. It is classified as public and is currently operating.
When was Stars Microelectronics (Thailand) founded?
Stars Microelectronics (Thailand) was founded in 1995. It employs 1,001 to 5,000 people.
Where is Stars Microelectronics (Thailand) based?
Stars Microelectronics (Thailand) is headquartered in Bang Pa-in, Thailand, in the Asia region.
How does Stars Microelectronics (Thailand) make money?
Three revenue lines are on record. OSAT (Outsourced Semiconductor Assembly and Test) is the primary driver. The others are EMS (Electronic Manufacturing Services) and photonics.
Who are Stars Microelectronics (Thailand)'s main competitors?
Direct peers on record are Fabrinet, Amkor Technology, Hana Microelectronics, Cal-Comp Electronics (Thailand), Powertech Technology Inc., ASE Technology Holding and JCET Group. Broad incumbents are Venture Corporation and Benchmark Electronics. Renesas Electronics is listed as an others.
Does Stars Microelectronics (Thailand) have an API?
No public API is recorded for Stars Microelectronics (Thailand).
What industry is Stars Microelectronics (Thailand) in?
Stars Microelectronics (Thailand)'s product category is Semiconductor Manufacturing Services. Its primary akta.pro industry code is HDAHADAA, Assembly & Packaging Services (Wirebond/Flip-Chip/FCBGA), with a secondary code of HDAHAOAI, PCB Assembly (PCBA/EMS). Its NAICS code is 334418 and its SIC code is 3672.