Daniel Barker

Daniel Barker serves as President and CEO at Halcyon. Halcyon operates in the computer & network security sector with approximately 290.0 employees. The company is headquartered in Washington, District of Columbia. Halcyon generates annual revenue of 32000000.0. To date, Halcyon has raised 190000000.0 in total funding, with the most recent round being Series C.

Industry & Role Insights

• • MessageCEO tracks 1,629 executives in the computer & network security sector.
• • We have verified contacts for 5 executives at Halcyon.
• • 1,800 executive contacts are available in District of Columbia.
• • Our database includes 201,469 c suite-level executives.

Route 53 Amazon AWS Hubspot Atlassian Cloud React Webflow Zendesk StatusPage IO DoubleClick YouTube DoubleClick Conversion Mobile Friendly Cedexis Radar Google Dynamic Remarketing Linkedin Marketing Solutions Google Font API Eventbrite Google Tag Manager Adobe Media Optimizer Google AdWords Conversion Vimeo Greenhouse.io AI

cybersecurity software antiransomware anti-ransomware ransomware prevention ransomware recovery data exfiltration prevention key interception business continuity automated recovery malware protection endpoint security risk assessment ransomware attacks saas vs raas incident response security compliance zero ransoms paid operational resilience financial protection proprietary technology mean time to recovery cyber threat landscape business risk mitigation prevention services cybersecurity resilience encryption key capture network security cloud security threat intelligence performance analytics data protection customer success security collaboration risk vs roi cyber resilience threat detection managed security incident recovery security audits data breach response regulatory compliance security training crime prevention breach containment business impact malware detection advanced persistent threat security breaches it infrastructure security compliance standards ai-driven solutions machine learning data exfiltration protection endpoint protection proactive defense rapid recovery tamper-proofing adaptive security enterprise security mid-market solutions sensitive data protection continuous innovation customer support risk management it security ransomware response industry-specific solutions comprehensive defense advanced prevention engines fail-safe mechanisms global customer base technology providers healthcare security financial sector protection education sector security information technology & services artificial intelligence computer & network security

AH

Alexander Huras Chief Technology Officer at Halcyon

EB

Elizabeth Boonin President and Chief Operating Officer at Halcyon

AM

Aaron Mick Chief Operating Officer at Halcyon

MC

Mark Christian CEO at Halcyon

Outreach Guidance — computer & network security Sector

Executives like Daniel Barker in the computer & network security sector receive targeted outreach from sales teams, recruiters, and investors. To stand out, personalize your message with industry-specific context and a clear, specific value proposition relevant to their role at Halcyon.

How do I reach Daniel Barker directly?

Daniel Barker's verified email address is available to MessageCEO Pro subscribers. They currently serve as President and CEO at Halcyon. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Daniel Barker work for?

Daniel Barker is President and CEO at Halcyon, a company in the computer & network security sector with 290.0 employees. The company is based in Washington, District of Columbia.

Can I pitch or sell to Daniel Barker?

As President and CEO at Halcyon, Daniel Barker is a key decision-maker in the computer & network security sector. MessageCEO Pro gives you verified email to reach Daniel Barker directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Daniel Barker in?

Daniel Barker works in the computer & network security industry as President and CEO at Halcyon. MessageCEO provides verified contact information for executives across all major industries.

Is Daniel Barker's contact information verified?

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

Last updated: May 13, 2026