Company lists · Data refreshed October 2026
Top 25 Knowledge graph platforms worldwide
RevenueBase identified 215 company matches for knowledge graph platforms worldwide as of October 2026 and tracks 3,064 professional contacts across them, including 1,425 with verified work emails. The United States is the largest market and San Francisco the largest hub.
This list covers company matches for knowledge graph platforms worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 1, 2026. Country and city lists for knowledge graph platforms follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest knowledge graph platforms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 928 contacts → | ||||
Exact match “Neo4j Graph Intelligence Platform transforms data into knowledge, powering dynamic, personalized, and autonomous AI systems and intelligent applications so organizations can act…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 2 | 187 contacts → | ||||
Exact match “Our company: RelationalAI is building the decision intelligence platform native to Snowflake's AI Data Cloud.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 3 | 157 contacts → | ||||
Exact match “App Orchid accelerates enterprise AI, analytics, and decision intelligence-connecting data, context, and users to drive smarter, faster outcomes.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 4 | 150 contacts → | ||||
Exact match “Graphwise empowers enterprises to make their data and content truly AI-ready.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 5 | 51 contacts → | ||||
Exact match “Fluree helps organizations securely integrate and activate their data for AI and analytics.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 6 | 50 contacts → | ||||
Exact match “Ontotext is a global leader in semantic technology and knowledge graph solutions.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 7 | 47 contacts → | ||||
Exact match “metaphacts is an AI-first knowledge graph company helping global enterprises transform data into consumable, contextual and actionable knowledge.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 8 | 46 contacts → | ||||
Exact match “Schema App is an end-to-end Schema Markup solution that helps enterprise SEO teams develop a knowledge graph and drive search performance.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 9 | 46 contacts → | ||||
Exact match “Equitus transforms fragmented data into structured, contextualized, and explainable intelligence.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 10 | 44 contacts → | ||||
Exact match “By leveraging Big Data, Machine Learning & Semantic Web techs we are building a high-quality knowledge-graph derived from hundreds of sources.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 11 | 44 contacts → | ||||
Exact match “Bito's AI Architect is the context layer that powers your entire engineering workflow so every agent reasons like your best architect.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 12 | 44 contacts → | ||||
Exact match “At Aarth Software, we build intelligent platforms that transform the way organizations work with their data.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 13 | 41 contacts → | ||||
Exact match “WordLift is an AI-driven platform revolutionizing digital content strategy for e-commerce, news, and media.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 14 | 41 contacts → | ||||
Exact match “Rainbird solves the limitations of generative Al in high-stakes applications, closing the gap from PoC to Production.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 15 | 32 contacts → | ||||
Exact match “TopQuadrant turns complex data into AI-ready data foundations for the world’s largest enterprises.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 16 | 31 contacts → | ||||
Exact match “Through our intuitive data and technology solutions, we transform complex data into actionable insights, streamline drug development, and accelerate new treatments to patients.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 17 | 31 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 18 | 29 contacts → | ||||
Exact match “Data4Cure is a leading biomedical AI company specializing in biology-informed AI tools for semantic data integration, analytics, and knowledge synthesis.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 19 | 27 contacts → | ||||
Exact match “Coginiti is the Semantic Intelligence Platform that helps data teams build, govern, and operationalize trusted business logic across every data platform, so AI agents and humans…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 20 | 27 contacts → | ||||
Exact match “Lead Semantics develops and markets AI solutions targeting 'Text and Knowledge' using state of the art NLP, Large Language Models, and Semantic Graph technology.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 21 | 26 contacts → | ||||
Exact match “We Structure the World's Knowledge.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 22 | 25 contacts → | ||||
Exact match “Semantic Arts is a professional services firm that specializes in helping organizations overcome integration debt by leveraging semantics and graph databases.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 23 | 21 contacts → | ||||
Exact match “We are Lexica, a deep tech company based in the US, that has tested our Semantic AI technology over the past 9 years in Latin America.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 24 | 21 contacts → | ||||
Exact match “Verifiable Context for AI Agents, Trace Labs is the core development company behind OriginTrail and the Network Operating System (nOS).” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 25 | 19 contacts → | ||||
Exact match “Altair Acquires Cambridge Semantics, Powering Next-Generation Enterprise Data Fabrics and Generative AI.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “knowledge graph platforms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 215 knowledge graph platforms worldwide
See the full list, filter by size, metro and specialty, and access 1,425 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Knowledge graph platforms worldwide at a glance
As of Oct 1, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for knowledge graph platforms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “knowledge graph platforms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 1,425 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 1, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Knowledge graph platforms by location
1 lists · largest firstEvery Knowledge graph platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “knowledge graph platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many knowledge graph platforms are there worldwide?
RevenueBase identified 215 company matches for knowledge graph platforms worldwide as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Neo4j tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most knowledge graph platforms?
The United States leads with 66 companies. Every knowledge graph platforms list by country and city is linked on this page.
Which city has the most knowledge graph platforms?
San Francisco leads with 14 company records, followed by New York (9) and London (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,425 professional contacts with verified work emails tracked across these 215 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 1, 2026.
Ready to reach these companies? Verified emails and direct dials for all 215 knowledge graph platforms worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 knowledge graph platforms worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 215 matching company records for knowledge graph platforms worldwide, with 3,064 tracked contacts and 1,425 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 1, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 knowledge graph platforms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Neo4jneo4j.comHQ: San Mateo, CA, United StatesReported employees: 501-1,000 | San Mateo, CA, United States | 501-1,000 | Exact match | 928 contacts → |
“Neo4j Graph Intelligence Platform transforms data into knowledge, powering dynamic, personalized, and autonomous AI systems and intelligent applications so organizations can act…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Relationalairelational.aiHQ: Berkeley, GA, United StatesReported employees: 51-200 | Berkeley, GA, United States | 51-200 | Exact match | 187 contacts → |
“Our company: RelationalAI is building the decision intelligence platform native to Snowflake's AI Data Cloud.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  APP Orchid INCapporchid.comHQ: San Ramon, CA, United StatesReported employees: 51-200 | San Ramon, CA, United States | 51-200 | Exact match | 157 contacts → |
“App Orchid accelerates enterprise AI, analytics, and decision intelligence-connecting data, context, and users to drive smarter, faster outcomes.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Graphwisegraphwise.aiHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 150 contacts → |
“Graphwise empowers enterprises to make their data and content truly AI-ready.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Flureeflur.eeHQ: Winston Salem, NC, United StatesReported employees: 51-200 | Winston Salem, NC, United States | 51-200 | Exact match | 51 contacts → |
“Fluree helps organizations securely integrate and activate their data for AI and analytics.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ontotextontotext.com HQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 50 contacts → |
“Ontotext is a global leader in semantic technology and knowledge graph solutions.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Metaphacts Gmbhmetaphacts.com HQ: Walldorf, GermanyReported employees: 11-50 | Walldorf, Germany | 11-50 | Exact match | 47 contacts → |
“metaphacts is an AI-first knowledge graph company helping global enterprises transform data into consumable, contextual and actionable knowledge.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Schema APPschemaapp.com HQ: Guelph, ON, CanadaReported employees: 11-50 | Guelph, ON, Canada | 11-50 | Exact match | 46 contacts → |
“Schema App is an end-to-end Schema Markup solution that helps enterprise SEO teams develop a knowledge graph and drive search performance.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Equitusequitus.usHQ: Clearwater, FL, United StatesReported employees: 51-200 | Clearwater, FL, United States | 51-200 | Exact match | 46 contacts → |
“Equitus transforms fragmented data into structured, contextualized, and explainable intelligence.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Spaziodati SRLspaziodati.eu HQ: ItalyReported employees: 11-50 | Italy | 11-50 | Exact match | 44 contacts → |
“By leveraging Big Data, Machine Learning & Semantic Web techs we are building a high-quality knowledge-graph derived from hundreds of sources.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  BITObito.aiHQ: Menlo Park, CA, United StatesReported employees: 11-50 | Menlo Park, CA, United States | 11-50 | Exact match | 44 contacts → |
“Bito's AI Architect is the context layer that powers your entire engineering workflow so every agent reasons like your best architect.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Aarth Software PVT LTDaarth.io HQ: Hyderabad, IndiaReported employees: 51-200 | Hyderabad, India | 51-200 | Exact match | 44 contacts → |
“At Aarth Software, we build intelligent platforms that transform the way organizations work with their data.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Wordliftwordlift.ioHQ: Rome, ItalyReported employees: 11-50 | Rome, Italy | 11-50 | Exact match | 41 contacts → |
“WordLift is an AI-driven platform revolutionizing digital content strategy for e-commerce, news, and media.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Rainbird Technologiesrainbird.aiHQ: Norwich, United KingdomReported employees: 11-50 | Norwich, United Kingdom | 11-50 | Exact match | 41 contacts → |
“Rainbird solves the limitations of generative Al in high-stakes applications, closing the gap from PoC to Production.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Topquadranttopquadrant.comHQ: Raleigh, NY, United StatesReported employees: 11-50 | Raleigh, NY, United States | 11-50 | Exact match | 32 contacts → |
“TopQuadrant turns complex data into AI-ready data foundations for the world’s largest enterprises.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Ontoforceontoforce.comHQ: Ghent, BelgiumReported employees: 11-50 | Ghent, Belgium | 11-50 | Exact match | 31 contacts → |
“Through our intuitive data and technology solutions, we transform complex data into actionable insights, streamline drug development, and accelerate new treatments to patients.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Franz INCfranz.comHQ: Lafayette, CA, United StatesReported employees: 11-50 | Lafayette, CA, United States | 11-50 | Exact match | 31 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 |  Data4cure, INCdata4cure.comHQ: Cambridge, MA, United StatesReported employees: 11-50 | Cambridge, MA, United States | 11-50 | Exact match | 29 contacts → |
“Data4Cure is a leading biomedical AI company specializing in biology-informed AI tools for semantic data integration, analytics, and knowledge synthesis.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Coginiticoginiti.coHQ: Los Gatos, CA, United StatesReported employees: 11-50 | Los Gatos, CA, United States | 11-50 | Exact match | 27 contacts → |
“Coginiti is the Semantic Intelligence Platform that helps data teams build, govern, and operationalize trusted business logic across every data platform, so AI agents and humans…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Lead Semanticsleadsemantics.comHQ: Chapel Hill, United StatesReported employees: 11-50 | Chapel Hill, United States | 11-50 | Exact match | 27 contacts → |
“Lead Semantics develops and markets AI solutions targeting 'Text and Knowledge' using state of the art NLP, Large Language Models, and Semantic Graph technology.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Diffbotdiffbot.comHQ: Menlo Park, CA, United StatesReported employees: 11-50 | Menlo Park, CA, United States | 11-50 | Exact match | 26 contacts → |
“We Structure the World's Knowledge.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Semantic Arts, INCsemanticarts.comHQ: Fort Collins, CO, United StatesReported employees: 11-50 | Fort Collins, CO, United States | 11-50 | Exact match | 25 contacts → |
“Semantic Arts is a professional services firm that specializes in helping organizations overcome integration debt by leveraging semantics and graph databases.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Lexica Corplexicacorp.com HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 21 contacts → |
“We are Lexica, a deep tech company based in the US, that has tested our Semantic AI technology over the past 9 years in Latin America.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Trace Labstracelabs.io HQ: Hong KongReported employees: 11-50 | Hong Kong | 11-50 | Exact match | 21 contacts → |
“Verifiable Context for AI Agents, Trace Labs is the core development company behind OriginTrail and the Network Operating System (nOS).” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Cambridge Semantics INCcambridgesemantics.comHQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 19 contacts → |
“Altair Acquires Cambridge Semantics, Powering Next-Generation Enterprise Data Fabrics and Generative AI.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 215 company matches
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Knowledge graph platforms: dataset insights
October 1, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
214 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 215 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 1, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Knowledge graph platforms by location
1 lists · largest firstEvery Knowledge graph platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for knowledge graph platforms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many knowledge graph platforms did RevenueBase find worldwide?
The saved snapshot records 215 matching company records, 3,064 tracked contacts and 1,425 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 1, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 knowledge graph platforms worldwide. Snapshot: October 1, 2026. https://revenuebase.ai/companies/browse/knowledge-graph-platforms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 knowledge graph platforms worldwide
RevenueBase records 215 matching company records for knowledge graph platforms worldwide, with 3,064 tracked contacts and 1,425 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 1, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 knowledge graph platforms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Neo4jneo4j.com HQ: San Mateo, CA, United StatesReported employees: 501-1,000 | San Mateo, CA, United States | 501-1,000 | Exact match | 928 contacts → |
“Neo4j Graph Intelligence Platform transforms data into knowledge, powering dynamic, personalized, and autonomous AI systems and intelligent applications so organizations can act…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Relationalairelational.ai HQ: Berkeley, GA, United StatesReported employees: 51-200 | Berkeley, GA, United States | 51-200 | Exact match | 187 contacts → |
“Our company: RelationalAI is building the decision intelligence platform native to Snowflake's AI Data Cloud.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | APP Orchid INCapporchid.com HQ: San Ramon, CA, United StatesReported employees: 51-200 | San Ramon, CA, United States | 51-200 | Exact match | 157 contacts → |
“App Orchid accelerates enterprise AI, analytics, and decision intelligence-connecting data, context, and users to drive smarter, faster outcomes.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Graphwisegraphwise.ai HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 150 contacts → |
“Graphwise empowers enterprises to make their data and content truly AI-ready.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Flureeflur.ee HQ: Winston Salem, NC, United StatesReported employees: 51-200 | Winston Salem, NC, United States | 51-200 | Exact match | 51 contacts → |
“Fluree helps organizations securely integrate and activate their data for AI and analytics.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ontotextontotext.com HQ: Sofia, BulgariaReported employees: 51-200 | Sofia, Bulgaria | 51-200 | Exact match | 50 contacts → |
“Ontotext is a global leader in semantic technology and knowledge graph solutions.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Metaphacts Gmbhmetaphacts.com HQ: Walldorf, GermanyReported employees: 11-50 | Walldorf, Germany | 11-50 | Exact match | 47 contacts → |
“metaphacts is an AI-first knowledge graph company helping global enterprises transform data into consumable, contextual and actionable knowledge.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Schema APPschemaapp.com HQ: Guelph, ON, CanadaReported employees: 11-50 | Guelph, ON, Canada | 11-50 | Exact match | 46 contacts → |
“Schema App is an end-to-end Schema Markup solution that helps enterprise SEO teams develop a knowledge graph and drive search performance.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Equitusequitus.us HQ: Clearwater, FL, United StatesReported employees: 51-200 | Clearwater, FL, United States | 51-200 | Exact match | 46 contacts → |
“Equitus transforms fragmented data into structured, contextualized, and explainable intelligence.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Spaziodati SRLspaziodati.eu HQ: ItalyReported employees: 11-50 | Italy | 11-50 | Exact match | 44 contacts → |
“By leveraging Big Data, Machine Learning & Semantic Web techs we are building a high-quality knowledge-graph derived from hundreds of sources.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | BITObito.ai HQ: Menlo Park, CA, United StatesReported employees: 11-50 | Menlo Park, CA, United States | 11-50 | Exact match | 44 contacts → |
“Bito's AI Architect is the context layer that powers your entire engineering workflow so every agent reasons like your best architect.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Aarth Software PVT LTDaarth.io HQ: Hyderabad, IndiaReported employees: 51-200 | Hyderabad, India | 51-200 | Exact match | 44 contacts → |
“At Aarth Software, we build intelligent platforms that transform the way organizations work with their data.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Wordliftwordlift.io HQ: Rome, ItalyReported employees: 11-50 | Rome, Italy | 11-50 | Exact match | 41 contacts → |
“WordLift is an AI-driven platform revolutionizing digital content strategy for e-commerce, news, and media.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Rainbird Technologiesrainbird.ai HQ: Norwich, United KingdomReported employees: 11-50 | Norwich, United Kingdom | 11-50 | Exact match | 41 contacts → |
“Rainbird solves the limitations of generative Al in high-stakes applications, closing the gap from PoC to Production.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Topquadranttopquadrant.com HQ: Raleigh, NY, United StatesReported employees: 11-50 | Raleigh, NY, United States | 11-50 | Exact match | 32 contacts → |
“TopQuadrant turns complex data into AI-ready data foundations for the world’s largest enterprises.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Ontoforceontoforce.com HQ: Ghent, BelgiumReported employees: 11-50 | Ghent, Belgium | 11-50 | Exact match | 31 contacts → |
“Through our intuitive data and technology solutions, we transform complex data into actionable insights, streamline drug development, and accelerate new treatments to patients.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Franz INCfranz.com HQ: Lafayette, CA, United StatesReported employees: 11-50 | Lafayette, CA, United States | 11-50 | Exact match | 31 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Data4cure, INCdata4cure.com HQ: Cambridge, MA, United StatesReported employees: 11-50 | Cambridge, MA, United States | 11-50 | Exact match | 29 contacts → |
“Data4Cure is a leading biomedical AI company specializing in biology-informed AI tools for semantic data integration, analytics, and knowledge synthesis.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Coginiticoginiti.co HQ: Los Gatos, CA, United StatesReported employees: 11-50 | Los Gatos, CA, United States | 11-50 | Exact match | 27 contacts → |
“Coginiti is the Semantic Intelligence Platform that helps data teams build, govern, and operationalize trusted business logic across every data platform, so AI agents and humans…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Lead Semanticsleadsemantics.com HQ: Chapel Hill, United StatesReported employees: 11-50 | Chapel Hill, United States | 11-50 | Exact match | 27 contacts → |
“Lead Semantics develops and markets AI solutions targeting 'Text and Knowledge' using state of the art NLP, Large Language Models, and Semantic Graph technology.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Diffbotdiffbot.com HQ: Menlo Park, CA, United StatesReported employees: 11-50 | Menlo Park, CA, United States | 11-50 | Exact match | 26 contacts → |
“We Structure the World's Knowledge.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Semantic Arts, INCsemanticarts.com HQ: Fort Collins, CO, United StatesReported employees: 11-50 | Fort Collins, CO, United States | 11-50 | Exact match | 25 contacts → |
“Semantic Arts is a professional services firm that specializes in helping organizations overcome integration debt by leveraging semantics and graph databases.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Lexica Corplexicacorp.com HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 21 contacts → |
“We are Lexica, a deep tech company based in the US, that has tested our Semantic AI technology over the past 9 years in Latin America.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Trace Labstracelabs.io HQ: Hong KongReported employees: 11-50 | Hong Kong | 11-50 | Exact match | 21 contacts → |
“Verifiable Context for AI Agents, Trace Labs is the core development company behind OriginTrail and the Network Operating System (nOS).” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Cambridge Semantics INCcambridgesemantics.com HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 19 contacts → |
“Altair Acquires Cambridge Semantics, Powering Next-Generation Enterprise Data Fabrics and Generative AI.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 215 company matches
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Knowledge graph platforms: dataset insights
October 1, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
214 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 215 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 1, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Knowledge graph platforms by location
1 lists · largest firstEvery Knowledge graph platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for knowledge graph platforms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many knowledge graph platforms did RevenueBase find worldwide?
The saved snapshot records 215 matching company records, 3,064 tracked contacts and 1,425 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 1, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 knowledge graph platforms worldwide. Snapshot: October 1, 2026. https://revenuebase.ai/companies/browse/knowledge-graph-platforms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗