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GLOBAL SEMICONDUCTOR STARTUP SEARCH

Find the semiconductor company behind the next bottleneck.

Search technology, founders, named round investors, sectors, applications, geography, and sourced financing in one public workspace. Every amount keeps its date and basis; undisclosed never becomes zero.

40source-linked companies
11headquarters countries
49research destinations
Aug 5, 2026validated snapshot
Company explorer

Filter the market. Inspect the proof.

The compact list stays fast; the selected profile keeps capital, founders, technology, news, and source lineage together. 40 profiles use primary financing evidence.

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Evidence-first default viewPress / to search · Arrow keys move through results
Startup results40 matches
13–24 of 40
Page 2 of 4
Photonics & interconnect

Ayar Labs

San Jose, California · Founded 2015 · Active · private

Series E

Co-packaged optical I/O

Latest financing
$500MSeries E · Mar 3, 2026
Financing valuation
$3.75BBasis not stated · Mar 3, 2026
Latest indexed source
Jun 2, 2026Indexed source in last 90 days
Named investor relationships
10Named by the announcement
Evidence trail
2 linked sourcesPrimary financing source

Founders

Alex Wright-Gladstein · Chen Sun · Mark Wade · Milos Popovic · Rajeev Ram · Vladimir Stojanovic

Core technology

TeraPHY co-packaged optical engines and SuperNova light sources for high-bandwidth AI scale-up fabrics.

AI scale-upOptical I/OChiplets

Capital timeline

Only independently sourced events are shown; debt, grants, and incentives stay separate from equity.

Cumulative disclosed
$870M · as of Mar 3, 2026Company-stated cumulative funding.
Round amount basis
Exact as disclosedEquity

Company-announced financing values are retained without an independently modeled valuation update.

Financial and commercial strategic investors remain distinguished by role.

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Source network

Direct evidence is separated from optional external discovery.

Evidence in this profile
Company website Cumulative funding source Latest indexed source

Capital links are point-level evidence. Founder, location, and technology descriptions are company-profile context unless a linked source explicitly names the field.

Open wider research network 49 indexed sources · 5 company queries

Discovery links — not ingested. Search results on external services are not copied, scored, or treated as evidence in VLSI Market.

Product Hunt searchProduct discoveryYC directory searchAccelerator directoryGitHub searchPublic repositoriesGoogle Patents searchPatent discoverySEC EDGAR searchPublic filings search

Source and discovery registry. Public connectors, official lookups, ecosystems, and commercial portals have separate access rules. “Connector” means technically eligible for validation work, not that every record is currently ingested.

Primary & regulatory7
Public capital & grants6
Technology & research8
Programs & ecosystems12
Commercial discovery13
News discovery3
Optional market viewOpen capital and coverage insightsThree source-backed charts · hidden until requestedOpen insights

Latest disclosed funding event

Top 12 USD-denominated rounds in the current snapshot

USD millions
Company and trusted financing announcements · through 4 Aug 2026USD millions · ≥ denotes a lower bound
View chart data
Latest disclosed semiconductor startup funding events shown in the chart
CompanyAmountStageAnnouncedBasis
SambaNova$1.0BSeries F · first close2026-07-08exact
Tenstorrent>$693MSeries D2024-12-02lower-bound
Groq$650MGrowth capital2026-06-22exact
Ayar Labs$500MSeries E2026-03-03exact
Rebellions$400MPre-IPO2026-03-30exact
Lightmatter$400MSeries D2024-10-16exact
SiFive$400MSeries G2026-04-09exact
Nearfield$380MSeries D2026-06-22exact
Etched$300MSeries C2026-07-23exact
d-Matrix$275MSeries C2025-11-12exact
Axelera AI>$250MFunding round · stage not stated2026-02-24lower-bound
Silicon Box$150MSeries B22026-06-08exact

Latest disclosed private valuation

Financing-date value, not a current market capitalization

USD billions
Company and reported financing disclosures · through 4 Aug 2026USD billions · ≈ approximate · ≥ lower bound
View chart data
Latest disclosed private semiconductor startup valuations
CompanyValuationAs ofMoney basisValue kind
SambaNova$11.0B2026-07-08Post-moneyexact
Etched$10.3B2026-07-23Basis not statedexact
Groq$6.9B2025-09-17Post-moneyexact
Lightmatter$4.4B2024-10-16Basis not statedexact
Ayar Labs$3.75B2026-03-03Basis not statedexact
SiFive$3.65B2026-04-09Basis not statedexact
Rebellions≈$2.34B2026-03-30Basis not statedapproximate
Tenstorrent$2.0B2024-12-02Pre-moneyexact
d-Matrix$2.0B2025-11-12Basis not statedexact
Nearfield$1.6B2026-06-22Basis not statedexact
Silicon Box$1.55B2025-07-01Basis not statedexact
FuriosaAI≈$735M2025-07-30Basis not statedapproximate

Coverage by technology sector

Company count in this curated private-company universe

9 sectors
VLSI Market curated company universe · 4 Aug 2026Company count · status remains explicit
View chart data
Covered startup count by semiconductor technology sector
SectorCompanies
AI accelerators14
Photonics & interconnect9
Compute & IP6
Equipment & metrology3
Packaging & integration3
Display & microLED2
Flexible & printed electronics1
Power semiconductors1
Sensors & MEMS1

Stage mix: Late stage 14 · Expansion 11 · Strategic / growth 7 · Early stage 4 · Stage not stated 3 · Pre-IPO 1. Coverage count is not market share, investment share, or a complete census of private companies.

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Daily discovery, event validation, weekly entity audit

The public snapshot keeps its last-known-good values until a new source passes amount, transaction-type, date, and entity checks.

Daily

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Stage candidate updates for round amount, valuation, status, leadership, technology, and article fields.

Event driven

New financing, acquisition, shutdown, or public-listing evidence

Require date, transaction type, amount basis, and source reconciliation before replacing the last-known-good record.

Weekly

Full active-company and source-link review

Remove inactive or unverifiable entities from the active view; retain historical snapshots through versioned catalog releases.
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