Insights

Strategic Funding Ontotext has attracted multiple investors in 2022 including PortfoLion, Integral Capital Group, Carpathian Partners, with co-investments from the European Investment Fund and European Bank for Reconstruction and Development, signaling strong growth potential and appetite for scale.

GraphDB Advantage As the vendor of GraphDB and a leader in semantic technologies, Ontotext offers scalable RDF database capabilities and knowledge graph solutions that align with FAIR data principles, presenting a compelling upsell to enterprises needing robust data governance and complex data integration.

Expansion & Innovation Recent product launches such as Graphwise Reconciliation and Ontotext Metadata Studio show a focus on enriching knowledge graphs and unstructured data, creating opportunities for professional services, integration partnerships, and cross-sell to customers seeking advanced data fabric capabilities.

Industry Reach Ontology solutions target publishing, life sciences, government, and cultural heritage, indicating potential cross-industry expansion and a need for tailored deployments, compliance features, and sector-specific use cases to drive expansion sales.

Growth Readiness With revenue in the mid hundreds of millions and a mid-sized employee base, Ontotext is positioned for strategic collaborations, managed services, and partner ecosystems that can scale deployments and accelerate time-to-value for enterprise clients.

Similar companies to Ontotext

Ontotext Tech Stack

Ontotext uses 8 technology products and services including Google Ads, Microsoft Advertising, HubSpot Analytics, and more. Explore Ontotext's tech stack below.

Media & News

Ontotext's Email Address Formats

Ontotext uses at least 4 email formats:
Ontotext Email FormatsExamplePercentage
First.Last@ontotext.comJohn.Doe@ontotext.com
95%
Last@ontotext.comDoe@ontotext.com
3%
Fir.Last@ontotext.comJoh.Doe@ontotext.com
1%
First@ontotext.comJohn@ontotext.com
1%

Frequently Asked Questions

What is Ontotext's phone number?

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You can contact Ontotext's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Ontotext's official website and social media links?

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Ontotext's official website is ontotext.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Ontotext generate?

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As of September 2026, Ontotext's annual revenue is estimated to be $100M - $250M.

What is Ontotext's NAICS code?

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Ontotext's NAICS code is 5112 - Software Publishers.

How many employees does Ontotext have currently?

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As of September 2026, Ontotext has approximately 40 employees across 2 continents, including Europe and North America. Key team members include Financial Controller: M. S., Partner Account Manager: I. A. and Project Manager: M. M. Explore Ontotext's employee directory with LeadIQ.

What industry does Ontotext belong to?

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Ontotext operates in the Software Development industry.

What technology does Ontotext use?

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Ontotext's tech stack includes Google Ads, Microsoft Advertising, HubSpot Analytics, Linkedin Insight Tag, Informatica, Splunk, Puppet and Adobe Creative Suite.

What is Ontotext's email format?

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Ontotext's email format typically follows the pattern of First.Last@ontotext.com. Find more Ontotext email formats with LeadIQ.

When was Ontotext founded?

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Ontotext was founded in 2000.
Ontotext logo

Ontotext

Software DevelopmentSofia-grad, Bulgaria11-50 Employees

Ontotext, part of Sirma AI, is a software development company based in Sofia, Bulgaria, focused on semantic technology and knowledge graph solutions. Its offerings help enterprises reduce data management costs and enable data fabric architectures by structuring and integrating complex, siloed data so it remains accessible and usable. The firm is the vendor of GraphDB, a scalable RDF database engine for building knowledge graphs, and its products support large-scale data handling and text analytics for enterprise knowledge management. Ontotext emphasizes standards such as RDF and OWL and aligns with FAIR data principles to support governance and interoperability across industries including publishing, life sciences, government, and cultural heritage.

Section iconCompany Overview

Phone number
NAICS Code
5112 - Software Publishers
Founded
2000
Employees
11-50

Section iconFunding & Financials

  • $100M - $250M

    Ontotext's revenue is estimated to be in the range of $100M - $250M

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