0Suppliers
10Customers
2Debt Items
1Related Chains

Source-Backed Evidence Depth

Qualys, Inc. (QLYS) 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.

13Total relationships
2Distinct source URLs
7High confidence
0.772Average 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.

Qualys, Inc. Suppliers

No suppliers on recordQualys, Inc. has not yet been matched to upstream suppliers in our database, or is still being processed.

Qualys, Inc. Customers

TickerNameConfidenceEvidence
CHANNEL-PARTNERS CHANNEL-PARTNERS 92% The Company sells the associated subscription to the channel partner who in turn resells the subscription to the customer.
CONSULTING-FIRMS CONSULTING-FIRMS 90% We generate a significant portion of sales through our channel partners, including managed security service providers, value-added resellers and consulting firms in the United States and internationally.
MANAGED-SECURITY-SERVICE-PROVIDERS MANAGED-SECURITY-SERVICE-PROVIDERS 90% We generate a significant portion of sales through our channel partners, including managed security service providers, value-added resellers and consulting firms in the United States and internationally.
VALUE-ADDED-RESELLERS VALUE-ADDED-RESELLERS 90% We generate a significant portion of sales through our channel partners, including managed security service providers, value-added resellers and consulting firms in the United States and internationally.
BLUE-HEXAGON-INC BLUE-HEXAGON-INC 62% NOTE 6. Acquisitions On October 4, 2022, the Company acquired certain assets of Blue Hexagon Inc., a privately held company incorporated in Delaware, for $ 10.0 million in cash, of which $ 8.5 millio…
CAPITAL-RESOURCES CAPITAL-RESOURCES 62% we monitor the key metrics set forth below to help us evaluate growth trends, establish budgets, measure the effectiveness of our sales and marketing efforts and assess operational efficiencies. Net …
DELAWARE-GENERAL-CORPORATION DELAWARE-GENERAL-CORPORATION 62% tions that may change over time. In particular, the applicability of sales taxes to our subscription services in various jurisdictions is unclear. It is possible that we could face sales tax audits a…
HUMAN-RESOURCES HUMAN-RESOURCES 62% ed training on core Qualys topics, giving employees and non-employees an opportunity to achieve certifications and job-related courses free of charge. To allow for open dialogue between employees and…
TENABLE-HOLDINGS TENABLE-HOLDINGS 62% mall companies focused on specialized security solutions. We compete with large and small public companies, such as CrowdStrike, Palo Alto Networks, Rapid7 and Tenable Holdings, as well as privately …
TENB Tenable Holdings, Inc. 62% Reciprocal relationship from TENB graph: Reciprocal relationship from QLYS graph: Reciprocal relationship from TENB graph: Reciprocal relationship from QLYS graph: Reciprocal relationship from TENB g…

Qualys, Inc. Debt Obligations

InstrumentDescriptionConfidenceEvidence
QLYS-DEBT Debt stack $52.2M 90% Market cache reports total debt of $52.2M.
QLYS-DEBT-11991 Xbrl Convertible 90% xbrl convertible detail from xbrl 2012-12-31.

Qualys, Inc. Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Qualys, Inc..

Qualys, Inc. Ownership

HolderNameConfidenceEvidence
QLYS-OWNER-BLACKROCK-INC BlackRock, Inc. 90% 13F overlay lists BlackRock, Inc. as top holder; 422 tracked holders.

Qualys, Inc. Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
TENB Tenable Holdings, Inc. 100.00 1 ['customer']
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QLYS
Unlock QLYS Supply Chain Data
Verified relationships include:
CHANNEL-PARTNERSCHANNEL-PARTNERSCustomer92%
CONSULTING-FIRMSCONSULTING-FIRMSCustomer90%
+9 more relationships locked
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