SESMI
- Company typePublic
- Founded1897
- HeadquartersHillsboro, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
SESMI firmographics
Firmographics- Name
- SESMI
- Legal name
- Sumitomo Electric Industries, Ltd.
- Website
- https://global-sei.com
- Company type
- Public
- Founded year
- 1897
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Ownership category
- akta.pro rank
SESMI industry classification
Industry- Product category
- Compound Semiconductor Substrates
- NAICS
- Semiconductor and Related Device Manufacturing (334413), Semiconductor and Other Electronic Component Manufacturing (33441)
- SIC
- Semiconductors & Related Devices (3674)
- akta.pro primary industry
- Compound Semiconductor Wafers & Substrates (SiC/GaN/GaAs/InP/Sapphire) (HDAHAGAB)
- akta.pro secondary industry
- Optoelectronics & Photonics (LED/Laser/Optical ICs) (HDAHAAAH)
Keywords
Where SESMI is headquartered
LocationHeadquarters
- HQ city
- Hillsboro
- HQ country
- United States
- HQ region
- North America
Offices12 records
Markets served
SESMI business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Technology or R&D, Supply Chain, Operations, Infrastructure
Revenue model
- Optical Fiber and Cable Products: Sale of optical fibers, cables, fusion splicers, fiber cleavers, connectors, and accessories for telecommunications and data center infrastructure worldwide.
- Power and Energy Systems: High-voltage power transmission cables (including HVDC XLPE cables), power cable systems, and energy storage solutions including redox flow batteries.
- Automotive Components: Automotive wiring harnesses, aluminum wiring harnesses, and electronic components for automotive applications.
- Industrial Products: Diamond CBN tools, cutting tools, and precision tools for manufacturing applications.
- Data Center Solutions: End-to-end data center network solutions from design to deployment, including cable assemblies, cassettes, panels, and infrastructure products.
- Compound Semiconductor Products: GaN (gallium nitride) and GaAs (gallium arsenide) semiconductor devices including HEMTs, FETs, and MMICs for wireless and communications applications.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Fusion Splicers - Enterprise quotation-based pricing |
Go-to-market motion2 records
Distribution channels5 records
Marketing channels10 records
SESMI product offering
Product offeringCore offering
SESMI manufactures and supplies compound semiconductor substrates, primarily gallium nitride (GaN) and gallium arsenide (GaAs) wafer materials, which serve as foundational layers for smartphones, LED light sources, laser diodes, RF devices, power electronics, and other electronic components. Operating from Hillsboro, Oregon, SESMI is the US compound semiconductor substrate arm of Sumitomo Electric Industries, Ltd., drawing on the parent group's three decades of compound semiconductor manufacturing expertise, advanced crystal growth and wafer processing capabilities, and global production infrastructure spanning approximately 270 facilities.
Product overview
Sumitomo Electric Industries is a diversified industrial conglomerate offering a broad portfolio of products across multiple business segments. The company operates through distinct product lines including: (1) Info-communications products featuring fusion splicers (QUANTUM ULTRA, Q102-CA+, Q502S), fiber optic cables and connectors, and data center solutions; (2) Optical fiber and cable products for telecommunications and industrial applications; (3) Energy solutions including vanadium redox flow batteries and HVDC cable systems; (4) Compound semiconductor devices (GaN) for RF and sensor applications; and (5) Supporting technologies including SumiCloud cloud management, NanoTune AI splicing, FutureFLEX air-blown fiber, and SumitMap network management tools. The product architecture combines core hardware products with software platforms and cloud services, enabling end-to-end solutions for telecommunications, energy, and industrial customers worldwide.
Differentiator
Problem solved
Functional benefit
Brands
- SumiCloud: Cloud-enabled data and asset management, firmware updates, and maintenance support for fusion splicers.
- Lynx-CustomFit
- NanoTune
- FutureFLEX Air-Blown Fiber
- Sumitomo Electric Group GX
Products and services
- Compound Semiconductor Substrates (GaN and GaAs wafer materials) Wafer substrates based on gallium nitride (GaN) and gallium arsenide (GaAs) compound semiconductor materials, used as foundational layers for fabricating RF devices, LEDs, laser diodes, smartphone components, and other electronic devices. SESMI's core offering leverages more than three decades of Sumitomo Electric Group compound semiconductor expertise.
- High Power RF GaN Devices Gallium nitride high electron mobility transistors (HEMTs) and related RF compound semiconductor devices for information and communications and sensor/radar applications, with over 30 years of pioneering industry experience at Sumitomo Electric Group.
- Compound Semiconductor Devices (GaN and GaAs HEMTs, FETs, MMICs) Gallium nitride and gallium arsenide compound semiconductor devices including HEMTs, FETs, and MMICs for wireless and communications applications, produced by Sumitomo Electric Group as part of its broader compound semiconductor product line.
Quantifiable outcome
- Insertion loss of 0.05dB (typical) for SMF fiber splicing
- +7 more outcomes
Companies that use SESMI
Customer profileNamed customers6 records
Segments6 records
Ideal customer profiles1 record
SESMI technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability4 records
Feature8 records
SESMI partnerships and signals
Strategic signalPartnerships
Eight partnerships are on record, tiered minor, strategic and core.
- DPS Inc.minorInternational resource circulation partnership for recovery of rare metal from wastewater during flexible printed circuit manufacturing.
- LanzaTechstrategicUS carbon recycling firm collaborating with Sumitomo Riko, Sumitomo Rubber, and Sumitomo Electric through a joint venture focused on developing waste recycling solutions to accelerate circular economy initiatives.
- RATEART Dariusz Matyjewicz sp.k.coreAuthorized Polish distributor for Sumitomo Electric fusion splicers with over 10 years of experience. CEO Dariusz Matyjewicz emphasizes reliability in achieving high-quality optical connections. Distributor provides services for building excellent optical networks.
- CN Rood NV/SAcoreBenelux distributor supporting optical communication network development for several decades. CEO Benny Polleunis and account manager Timmy Louis express passion for delivering Sumitomo Electric products with pride and service excellence.
- BCC Solutions OycoreFinnish distributor providing knowledgeable sales and excellent maintenance services for Sumitomo Electric fusion splicers for nearly 20 years. Products perform exceptionally well in harsh winter conditions at -10 degrees Celsius.
- Kanagawa Coastal Beautification FoundationminorFoundation specializing in beautifying coastlines of Kanagawa Prefecture conducting year-round cleanup activities along approximately 150 kilometers of natural coastline, collecting about 2,000 tons of waste each year.
- Sumiden Material Processing Co., Ltd.coreAffiliate company that dismantles used electric power and communication cables for copper recycling using a Tilting Reverberatory Furnace, enabling circular economy for copper resources.
- NPO Ecocap Promotion AssociationminorNon-profit organization for plastic bottle cap recycling. Yokohama Works participates by collecting up to 10,000 caps monthly, supporting medical support for children domestically and internationally.
Scale indicators8 records
Recent moves10 records
Expansion highlights6 records
SESMI competitors and assessment
Company assessmentDirect peers
- AXT, Inc. AXT manufactures compound semiconductor substrates including GaAs and InP wafers for LED, laser, and RF applications — directly comparable to SESMI's compound substrate offerings for smartphones and light sources.
- IQE plc: IQE is a leading supplier of compound semiconductor epiwafers (GaAs, InP, GaN) for wireless, photonics, and power applications, directly competing with SESMI in epitaxial and substrate-grade wafer markets.
- Freiberger Compound Materials: Freiberger is one of the world's largest producers of GaAs substrates, serving LED, microelectronics, and sensor markets. SESMI and Freiberger compete head-to-head in supplying GaAs wafer substrates to smartphone and LED customers globally.
- Visual Photonics Epitaxial Co. (VPEC): VPEC is a Taiwanese manufacturer of GaAs and InP epitaxial wafers and substrates serving wireless, photonics, and sensor applications, making it a direct Asia-based competitor to SESMI.
- IntelliEPI: IntelliEPI produces compound semiconductor epiwafers (GaAs, InP, GaSb, GaN) for RF, photonics, and sensor customers — closely comparable to SESMI's substrate business for light sources and communications.
Broad incumbents
- Mitsubishi Chemical Group: Mitsubishi Chemical produces a broad range of compound semiconductor materials including GaAs substrates and SiC materials, overlapping with SESMI but serving as part of a much larger chemicals/materials portfolio.
- Shin-Etsu Chemical: Shin-Etsu is a global leader in silicon wafers and semiconductor materials with growing exposure to compound semiconductor substrates — a broad incumbent with overlapping capabilities in substrate manufacturing.
- Resonac Holdings (formerly Showa Denko): Resonac produces SiC epitaxial wafers and compound semiconductor materials for power electronics and RF — overlapping with SESMI in compound substrate materials but from a diversified chemicals base.
Emerging players
- SOITEC: SOITEC specializes in engineered substrates including GaN-on-Si and SOI wafers for RF and power applications, representing an emerging alternative-substrate approach that competes with traditional GaAs substrates like those from SESMI.
- SICC Co., Ltd. SICC is a Chinese specialist in SiC substrate manufacturing for power electronics — an emerging player in the broader compound substrate space that SESMI could encounter in the SiC/GaN power market.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks6 records
Key highlights5 records
Customer concentration
SESMI social profiles
Digital presenceSESMI financial estimates
Financial estimateRevenue estimate
Valuation estimate
SESMI leadership team
Management profileNumber of profiles
Profiles3 records
SESMI subsidiaries and ownership
Company hierarchySubsidiaries8 records
SESMI funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
SESMI 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 SESMI
What does SESMI do?
SESMI manufactures and supplies compound semiconductor substrates, primarily gallium nitride (GaN) and gallium arsenide (GaAs) wafer materials, which serve as foundational layers for smartphones, LED light sources, laser diodes, RF devices, power electronics, and other electronic components. Operating from Hillsboro, Oregon, SESMI is the US compound semiconductor substrate arm of Sumitomo Electric Industries, Ltd., drawing on the parent group's three decades of compound semiconductor manufacturing expertise, advanced crystal growth and wafer processing capabilities, and global production infrastructure spanning approximately 270 facilities.
Is SESMI a public or private company?
SESMI is a public company. It is classified as corporate owned and is currently operating.
When was SESMI founded?
SESMI was founded in 1897. It employs 11 to 50 people.
Where is SESMI based?
SESMI is headquartered in Hillsboro, United States, in the North America region.
How does SESMI make money?
Six revenue lines are on record. Optical Fiber and Cable Products are the primary driver. The others are power and Energy Systems, automotive Components, industrial Products, data Center Solutions and compound Semiconductor Products.
Who are SESMI's main competitors?
Direct peers on record are AXT, Inc., IQE plc, Freiberger Compound Materials, Visual Photonics Epitaxial Co. (VPEC) and IntelliEPI. Broad incumbents are Mitsubishi Chemical Group, Shin-Etsu Chemical and Resonac Holdings (formerly Showa Denko). Emerging players are SOITEC and SICC Co., Ltd..
Does SESMI have an API?
No public API is recorded for SESMI.
What industry is SESMI in?
SESMI's product category is Compound Semiconductor Substrates. Its primary akta.pro industry code is HDAHAGAB, Compound Semiconductor Wafers & Substrates (SiC/GaN/GaAs/InP/Sapphire), with a secondary code of HDAHAAAH, Optoelectronics & Photonics (LED/Laser/Optical ICs). Its NAICS code is 334413 and its SIC code is 3674.