LandMark Optoelectronics
LandMark Optoelectronics is a Taiwan OTC-listed manufacturer founded in 1997 that produces III-V compound semiconductor epitaxial wafers (GaAs and InP) for telecom, data center, consumer, and industrial/medical/automotive optical communication applications, operating two factories in the Southern Taiwan Science Park.
- Company typePublic
- Founded1997
- HeadquartersTainan, Taiwan
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What LandMark Optoelectronics does
LandMark Optoelectronics Corporation (聯亞光電工業股份有限公司) is a Taiwan-based, publicly listed (Taiwan OTC) manufacturer of III-V compound semiconductor epitaxial wafers founded in June 1997. The company specializes in producing epitaxial wafers using Gallium arsenide (GaAs) and Indium phosphide (InP) substrates — specialty materials that serve as the foundation for optical communication and photonic components. Its product portfolio is organized into four application categories: Telecom, Data Center, Consumer, and Industrial & Medical, with the automotive vertical additionally supported by continuous IATF16949:2016 automotive quality management certification renewed annually from 2021 through 2026.
The company operates a direct B2B sales model, selling epitaxial wafers to enterprise customers — principally manufacturers of optical communication components — across telecom infrastructure, data center, consumer electronics, and industrial/medical end-markets. Operations are concentrated at two manufacturing facilities within the Southern Taiwan Science Park in Shanhua District, Tainan City: the headquarters and Factory 1 at No. 12, Nanke 9th Road, and Factory 2 at No. 9, Xishan 1st Road. Pricing is not publicly disclosed, and the company does not provide public revenue figures in the available data.
Beyond its core manufacturing activity, LandMark Optoelectronics has accumulated institutional credibility through repeated top-5% rankings in Taiwan's Corporate Governance Evaluation (6th, 7th, 8th, 9th, and 11th cycles) and multiple workplace-culture recognitions. The company's website features AI & IoT and Optical Communication as banner themes, suggesting strategic intent to align its GaAs/InP wafer portfolio with emerging AI infrastructure and optical interconnect applications. No acquisitions, partnerships, joint ventures, or leadership changes are disclosed in the available information.
LandMark Optoelectronics firmographics
Firmographics- Name
- LandMark Optoelectronics
- Legal name
- 聯亞光電工業股份有限公司
- Website
- https://lmoc.com.tw
- Company type
- Public
- Founded year
- 1997
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- LandMark Optoelectronics is a Taiwan OTC-listed manufacturer founded in 1997 that produces III-V compound semiconductor epitaxial wafers (GaAs and InP) for telecom, data center, consumer, and industrial/medical/automotive optical communication applications, operating two factories in the Southern Taiwan Science Park.
- Ownership category
- akta.pro rank
LandMark Optoelectronics industry classification
Industry- Product category
- Compound Semiconductor Epitaxial Wafers
- NAICS
- Semiconductor and Related Device Manufacturing (334413), Semiconductor and Other Electronic Component Manufacturing (33441)
- SIC
- Semiconductors & Related Devices (3674)
- akta.pro primary industry
- Epitaxy Materials & Services (Epi Wafers/MBE/MOCVD) (HDAHAGAC)
- akta.pro secondary industries
- Compound Semiconductor Wafers & Substrates (SiC/GaN/GaAs/InP/Sapphire) (HDAHAGAB), Wafer Services & Reclaim (Epitaxy, Thinning, Reclaim) (HDAHACAH)
Keywords
Where LandMark Optoelectronics is headquartered
LocationHeadquarters
- HQ city
- Tainan
- HQ country
- Taiwan
- HQ region
- Asia
Offices2 records
Markets served
LandMark Optoelectronics business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Operations, Supply Chain, Technology or R&D, Personnel, Infrastructure
Revenue model
- Compound Semiconductor Epitaxial Wafer Manufacturing: Manufactures and sells III-V compound semiconductor epitaxial wafers (GaAs and InP-based) to customers in telecom, data center, consumer, and industrial & medical sectors.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels1 record
LandMark Optoelectronics product offering
Product offeringCore offering
LandMark Optoelectronics manufactures and sells III-V compound semiconductor epitaxial wafers based on Gallium arsenide (GaAs) and Indium phosphide (InP) substrate materials. Its products are organized into four application categories — Telecom, Data Center, Consumer, and Industrial & Medical (including automotive) — and are sold directly to enterprise customers that build optical communication components. Production takes place at two factories in the Southern Taiwan Science Park, Tainan, Taiwan.
Product overview
LandMark Optoelectronics Corporation (聯亞光電工業股份有限公司) is a manufacturer of compound semiconductor epitaxial wafers. The company produces epitaxial wafers using Gallium arsenide (GaAs) and Indium phosphide (InP) III-V compound semiconductor materials. Their products are organized into four application categories: Telecom, Data Center, Consumer, and Industrial & Medical. The company serves various markets including telecommunications, data communications, consumer electronics, industrial, medical, and automotive sectors.
Differentiator
Problem solved
Functional benefit
Products and services
- Telecom Epitaxial Wafers
- Data Center Epitaxial Wafers
- Consumer Epitaxial Wafers
- Industrial & Medical Epitaxial Wafers
Companies that use LandMark Optoelectronics
Customer profileSegments4 records
Ideal customer profiles4 records
LandMark Optoelectronics technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
LandMark Optoelectronics partnerships and signals
Strategic signalScale indicators2 records
Recent moves5 records
Expansion highlights2 records
LandMark Optoelectronics competitors and assessment
Company assessmentBroad incumbents
- Coherent Corp (formerly II-VI): Global compound semiconductor and photonics platform with significant InP and GaAs wafer/die capabilities serving datacom, telecom, and sensing — overlaps with LandMark's end markets but offers integrated device, laser, and networking solutions at much larger scale.
- Soitec: French engineered-substrate leader (SOI, GaN, etc.) serving RF, photonics, and power electronics — competes in adjacent wafer-engineering markets and could be a future substitute for some III-V-based functionality.
- Hitachi Metals (now Proterial): Major Japanese specialty materials supplier with GaAs and compound semiconductor wafer capabilities, supplying optical and wireless device makers — broad incumbent overlapping LandMark's material platform.
- Sumitomo Electric Industries: Diversified Japanese materials and electronics conglomerate that produces GaAs and InP compound semiconductor wafers and devices as part of a much broader portfolio — competes with LandMark in optical and wireless compound semiconductors but with vastly greater scale and product breadth.
Others
- Broadcom: Global supplier of optical interconnect components, including InP-based lasers and transceivers for data center and telecom — a major prospective customer for LandMark's epitaxial wafers and a strong indicator of wafer demand trends in the optical communication market.
- Lumentum Holdings: US-based vertically integrated supplier of InP-based photonic components, lasers, and optical modules — a key downstream customer ecosystem for LandMark's InP wafers (not a direct wafer competitor, but the most important customer-side reference point).
Direct peers
- IQE plc: UK-listed global leader in III-V compound semiconductor epitaxial wafers (GaAs, InP, GaN), serving wireless, photonics, and data center applications — directly comparable in product family, technology, and end-market exposure to LandMark.
- IntelliEPI (Intelligent Epitaxy Technology): Texas-based manufacturer of GaAs and InP epitaxial wafers for RF, photonics, and optoelectronic devices — competes with LandMark head-to-head in InP-based optical communication epitaxy and is a like-for-like niche player.
- Advanced Wireless Semiconductor Company (AWSC / 環宇通訊半導體): Taiwan-listed GaAs foundry/epi-wafer specialist serving wireless, photonics, and sensor markets — comparable III-V manufacturing model, geography, and end-market mix to LandMark.
- Visual Photonics Epitaxial Co. (VPEC): Taiwan-based III-V compound semiconductor epitaxial wafer manufacturer producing GaAs and InP epi-wafers for optical communication, wireless, and sensing — the closest direct competitor to LandMark given the shared substrate materials, end markets, and Taiwan manufacturing base.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat3 records
Key risks5 records
Key highlights5 records
Customer concentration
LandMark Optoelectronics compliance and trust
Trust signalCompliance4 records
LandMark Optoelectronics financial estimates
Financial estimateRevenue estimate
Valuation estimate
LandMark Optoelectronics leadership team
Management profileNumber of profiles
LandMark Optoelectronics funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
LandMark Optoelectronics 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 LandMark Optoelectronics
What does LandMark Optoelectronics do?
LandMark Optoelectronics manufactures and sells III-V compound semiconductor epitaxial wafers based on Gallium arsenide (GaAs) and Indium phosphide (InP) substrate materials. Its products are organized into four application categories — Telecom, Data Center, Consumer, and Industrial & Medical (including automotive) — and are sold directly to enterprise customers that build optical communication components. Production takes place at two factories in the Southern Taiwan Science Park, Tainan, Taiwan.
Is LandMark Optoelectronics a public or private company?
LandMark Optoelectronics is a public company. It is classified as public and is currently operating.
When was LandMark Optoelectronics founded?
LandMark Optoelectronics was founded in 1997. It employs 101 to 250 people.
Where is LandMark Optoelectronics based?
LandMark Optoelectronics is headquartered in Tainan, Taiwan, in the Asia region.
How does LandMark Optoelectronics make money?
One revenue line is on record: compound Semiconductor Epitaxial Wafer Manufacturing.
Who are LandMark Optoelectronics's main competitors?
Broad incumbents on record are Coherent Corp (formerly II-VI), Soitec, Hitachi Metals (now Proterial) and Sumitomo Electric Industries. Others are Broadcom and Lumentum Holdings. Direct peers are IQE plc, IntelliEPI (Intelligent Epitaxy Technology), Advanced Wireless Semiconductor Company (AWSC / 環宇通訊半導體) and Visual Photonics Epitaxial Co. (VPEC).
Does LandMark Optoelectronics have an API?
No public API is recorded for LandMark Optoelectronics.
What industry is LandMark Optoelectronics in?
LandMark Optoelectronics's product category is Compound Semiconductor Epitaxial Wafers. Its primary akta.pro industry code is HDAHAGAC, Epitaxy Materials & Services (Epi Wafers/MBE/MOCVD), with a secondary code of HDAHAGAB, Compound Semiconductor Wafers & Substrates (SiC/GaN/GaAs/InP/Sapphire). Its NAICS code is 334413 and its SIC code is 3674.