3Suppliers
21Customers
2Debt Items
6Related Chains

Source-Backed Evidence Depth

WISeKey International Holding AG (WKEY) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.

27Total relationships
1Distinct source URLs
6High confidence
0.701Average confidence
2026-09-13Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

WISeKey International Holding AG Suppliers

TickerNameConfidenceEvidence
SEALSQ SEALSQ 92% SEALSQ currently works with two leading foundries as its main IC fabrication partners and places purchase orders according to its business needs.
COLA Columbus Acquisition Corp 72% Reciprocal relationship from COLA graph: . The Company has also granted the underwriters a 45 -day option to purchase up to an additional 900,000 Units to cover over-allotments, if any (see Note 3). …
LAES SEALSQ Corp 72% Reciprocal relationship from LAES graph: egain compliance was 180 days, or until January 28, 2025. On December 26, 2024, we received formal written confirmation from the Nasdaq Stock Market, confirmi…

WISeKey International Holding AG Customers

TickerNameConfidenceEvidence
ATOS-GROUP-AUTHENTREND-CAPGEMINI-ENGINEERING-COL ATOS-GROUP-AUTHENTREND-CAPGEMINI-ENGINEERING-COL 85% ell received by global partners and OEMs throughout the testing period, including Eviden (Atos Group), Authentrend, Capgemini Engineering, ColibriTD, FortifyIQ Inc., Granite River Labs, Kaynes Semico…
PRESTO-ENGINEERING-INC PRESTO-ENGINEERING-INC 85% ction, interruption, delay or limitation in SEALSQ’s product supply sources. In particular, SEALSQ’s agreement with one of its third-party suppliers, Presto Engineering Inc. (“Presto”), defines, amon…
COLA Columbus Acquisition Corp 72% d market or distribute WISeKey’s intellectual property rights or technology or otherwise develop solutions with the same or similar functionality as its solutions. If competitors infringe, misappropr…
COLA Columbus Acquisition Corp 72% Reciprocal relationship from COLA graph: Reciprocal relationship from WKEY graph: d market or distribute WISeKey’s intellectual property rights or technology or otherwise develop solutions with the s…
LAES SEALSQ Corp 72% Reciprocal relationship from LAES graph: Reciprocal relationship from WKEY graph: Reciprocal relationship from LAES graph: egain compliance was 180 days, or until January 28, 2025. On December 26, 20…
LAES SEALSQ Corp 72% op new products and enhancements to WISeKey’s existing products; ● The potential impact of pandemics or health emergencies affecting WISeKey’s clients’ ability and willingness to spend money in secur…
ATOS Atossa Therapeutics, Inc. 62% Reciprocal relationship from ATOS graph: Reciprocal relationship from WKEY graph: Reciprocal relationship from ATOS graph: Reciprocal relationship from WKEY graph: Reciprocal relationship from ATOS g…
ATOS-GROUP ATOS-GROUP 62% -between-2022-and-2030 6 https://www.fortunebusinessinsights.com/north-america-electric-vehicle-charging-station-market-108624 7 https://iot-analytics.com/number-connected-iot-devices-2023/ 76 Table …
ENCRYPT-SYMANTEC-CORPORATION-FIREEYE-INC ENCRYPT-SYMANTEC-CORPORATION-FIREEYE-INC 62% s. WISeKey faces intense competition from companies that are larger and better known than it is, and it may lack sufficient financial or other resources to maintain or improve its competitive positio…
RED-HAT-SOFTWARE-VASCO-DATA-SECURITY-INTERNATION RED-HAT-SOFTWARE-VASCO-DATA-SECURITY-INTERNATION 62% s. WISeKey faces intense competition from companies that are larger and better known than it is, and it may lack sufficient financial or other resources to maintain or improve its competitive positio…
SEALCOIN-AG SEALCOIN-AG 62% he likelihood or amount of future payments under this warranty. F-43 Table of Contents WISeKey International Holding Ltd Consolidated Financial Statements as at December 31, 2025 ​ ASIC Production: F…
SEC-B-BUSINESS-OVERVIEW-THE-WISEKEY-GROUP SEC-B-BUSINESS-OVERVIEW-THE-WISEKEY-GROUP 62% eKey’s wholly owned subsidiary WISeSat.Space Corp is expected to become a publicly listed company on the Nasdaq Stock Market following completion of the transaction. On November 18, 2025, WISeKey ann…
SECURITIES-INVESTOR-PROTECTION-CORPORATION SECURITIES-INVESTOR-PROTECTION-CORPORATION 62% ets, could have a material adverse effect on its business, prospects, financial condition, and operating results. The availability of spot Bitcoin Exchange Traded Products and Ethereum Exchange Trade…
SECURITY-INTERNATIONAL-INC-ZIX-CORP-NXP-SEMICOND SECURITY-INTERNATIONAL-INC-ZIX-CORP-NXP-SEMICOND 62% ata Security International, Inc., Zix Corp, NXP Semiconductors, Infineon Technologies, STMicroelectronics and Samsung Electronics. As WISeKey integrates and moves into the knowledge automation space …
VERISIGN-INC-DIGICERT-INC VERISIGN-INC-DIGICERT-INC 62% s. WISeKey faces intense competition from companies that are larger and better known than it is, and it may lack sufficient financial or other resources to maintain or improve its competitive positio…
WECAN-GROUP WECAN-GROUP 62% ng rate ​ Average rate Swiss Franc CHF:USD 1.102666 1.141739 1.188573 1.112995 ‑7.23 % 2.58 % Euro EUR:USD 1.035050 1.088033 1.103897 1.082004 ‑6.24 % 0.56 % Indian Rupee INR:USD 0.011685 0.011965 0.…
WISEKEY-GROUP WISEKEY-GROUP 62% rgin Islands 2025 USD - 100 % — Non trading Trust Protocol Association Switzerland 2019 CHF - 100 % 100 % Association cofounded by WISeKey Equities AG involved in Internet security 1 50 % owned by WI…
WISEKEY-INTERNATIONAL-CORP WISEKEY-INTERNATIONAL-CORP 62% eKey’s wholly owned subsidiary WISeSat.Space Corp is expected to become a publicly listed company on the Nasdaq Stock Market following completion of the transaction. On November 18, 2025, WISeKey ann…
WISEKEY-INTERNATIONAL-HOLDING-LTD WISEKEY-INTERNATIONAL-HOLDING-LTD 62% rgin Islands 2025 USD - 100 % — Non trading Trust Protocol Association Switzerland 2019 CHF - 100 % 100 % Association cofounded by WISeKey Equities AG involved in Internet security 1 50 % owned by WI…
WISESAT-SPACE-CORP WISESAT-SPACE-CORP 62% and documentation. SEALCOIN shall be remunerated solely through a fee to be paid by each authorized user corresponding to a percentage of the transactions concluded by such authorized user on the SEA…
ZIX-CORP-NXP-SEMICONDUCTORS-INFINEON-TECHNOLOGIE ZIX-CORP-NXP-SEMICONDUCTORS-INFINEON-TECHNOLOGIE 62% s. WISeKey faces intense competition from companies that are larger and better known than it is, and it may lack sufficient financial or other resources to maintain or improve its competitive positio…

WISeKey International Holding AG Debt Obligations

InstrumentDescriptionConfidenceEvidence
WKEY-DEBT-13578 Xbrl Convertible 90% xbrl convertible detail from xbrl 2024-12-31.
WKEY-DEBT Debt stack $9.8M 90% Market cache reports total debt of $9.8M.

WISeKey International Holding AG Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for WISeKey International Holding AG.

WISeKey International Holding AG Ownership

HolderNameConfidenceEvidence
WKEY-OWNER-ANSON-FUNDS-MANAGEMENT-LP Anson Funds Management LP 90% 13F overlay lists Anson Funds Management LP as top holder; 91 tracked holders.

WISeKey International Holding AG Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
ATOS Atossa Therapeutics, Inc. 100.00 1 ['customer']
COLA Columbus Acquisition Corp 100.00 1 ['customer', 'supplier']
LAES SEALSQ Corp 100.00 1 ['customer', 'supplier']
SNYNF Sanofi 50.00 2
NC NACCO Industries, Inc. 50.00 2
LLY Eli Lilly and Company 50.00 2
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WKEY
Unlock WKEY Supply Chain Data
Verified relationships include:
SEALSQSEALSQSupplier92%
COLAColumbus Acquisition CorpSupplier72%
ATOS-GROUP-AUTHENTREND-CAPGEMINI-ENGINEERING-COLATOS-GROUP-AUTHENTREND-CA…Customer85%
PRESTO-ENGINEERING-INCPRESTO-ENGINEERING-INCCustomer85%
+23 more relationships locked
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