Istvan Hartung

Istvan Hartung serves as Chief Technology Officer at Tresorit. Tresorit operates in the information technology & services sector with approximately 140.0 employees. Tresorit generates annual revenue of 16000000.0. To date, Tresorit has raised 17776072.0 in total funding, with the most recent round being Series B.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 2 executives at Tresorit.
• • Our database includes 201,469 c suite-level executives.

Salesforce Outlook Marketo Pardot Microsoft Office 365 Zendesk Microsoft Azure Hosting StatusPage IO Microsoft Azure Monitor Microsoft Application Insights Atlassian Cloud Facebook Custom Audiences Bootstrap Framework UserLike Hubspot Linkedin Marketing Solutions Adobe Media Optimizer Google Dynamic Remarketing Google Tag Manager Ruby On Rails Facebook Widget Hotjar Facebook Login (Connect) Mobile Friendly DoubleClick DoubleClick Conversion Bing Ads Varnish Cedexis Radar Google Font API Vimeo Circle AI

online storage cloud storage encryption online collaboration software development software cloud computing content collaboration saas zero knowledge email encryption file sharing at rest in motion encryption privacy by design e2ee cloud encrypted cloud gdpr hipaa itar iso 27001 eic 27001 information security management enterprise software enterprise security collaboration software security information technology internet it services & it consulting end-to-end encryption secure cloud storage data residency digital signatures compliance zero-knowledge encryption data protection collaboration cloud security remote work data management permission control audit logs integration with microsoft gdpr compliance hipaa compliance tisax compliance nis2 compliance secure file transfer cloud backup document lifecycle management access control collaboration platform granular permissions anti-virus security multifactor authentication encrypted links file versioning mobile access password protection tamper-proofing client data room automated workflows cloud sync email attachments data governance secure exchange dedicated servers trusted partners multidevice support user-friendly interface file request feature detailed reporting business continuity cybersecurity standards team collaboration zero-knowledge security collaboration tools virtual data rooms enterprise solutions small & medium businesses cybersecurity user control secure file synchronization remote wipe multi-platform support integration capabilities customer-centric privacy rights regulatory compliance user-friendly productivity enhancement trusted by organizations fast & reliable intuitive interface competitive pricing industry standards compliance technology integration document management secure workspace confidential collaboration data security solutions information technology & services enterprises computer software b2b

PB

Peter Budai Chief Technology Officer at Tresorit

MJ

Marvin Jo CTO at 위블링

RK

Robert Kim CEO, North America at 당근마켓

KL

Kyung Lim CTO at 인터파크

AR

Alex Ryu Chief Operating Officer, Supply Chain Solutions Group at 동양시스템즈(주)

Outreach Guidance — information technology & services Sector

Technology executives make decisions on infrastructure, tooling, and partnerships. When reaching out to Istvan Hartung, lead with your value proposition relative to the stack they currently use. Generic pitches perform poorly; specific technical relevance is key.

Istvan Hartung's Position in the MessageCEO Database

• •Istvan Hartung is 1 of 2 verified executive contacts we track at Tresorit.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •833 verified contacts work at information technology & services companies in the 140.0 employee range (same size as Tresorit).

Executive contact data compiled from public business filings, LinkedIn public profiles, company press materials, and verified outbound email testing. We do not publish personal addresses or sensitive identifiers. Methodology & sources · Removal requests handled at /remove-info · Updated June 2026.

How do I reach Istvan Hartung directly?

Istvan Hartung's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Technology Officer at Tresorit. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Istvan Hartung work for?

Istvan Hartung is Chief Technology Officer at Tresorit, a company in the information technology & services sector with 140.0 employees.

Can I pitch or sell to Istvan Hartung?

As Chief Technology Officer at Tresorit, Istvan Hartung is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Istvan Hartung directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Istvan Hartung in?

Istvan Hartung works in the information technology & services industry as Chief Technology Officer at Tresorit. MessageCEO provides verified contact information for executives across all major industries.

Is Istvan Hartung's contact information verified?

Yes. MessageCEO verifies executive contact information through multiple data sources and regular validation checks. Istvan Hartung's profile is kept up-to-date with the latest available information.

Last updated: June 26, 2026