Siren

siren.io

information technology & services

siren.io

Galway, Galway, Ireland

51-200 employees

4000000 revenue

LinkedIn Profile

About Siren

data intelligence, analytics, graph analytics, big data search, realtime search, data investigation, big data, investigative intelligence, technology, information & internet, large-scale data analysis, enterprise security, threat detection, disparate data linking, graph search, investigation workflow, investigation case management, data security, search-based investigation, semantic web research

Siren's Tech Stack

AI/ML

Mobile

Android

21 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

HubSpot users typically run inbound-led sales motions. Products that integrate with HubSpot (email automation, CRM enrichment, ABM platforms) are natural fits.

Siren's Position in the StackWho Database

• Siren is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 44 companies in Galway are in the StackWho database.
• 13,765 information technology & services companies are in the 51-200 employee range (same size as Siren).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.

Frequently Asked Questions

What technology does Siren use?

Siren uses Sendgrid, Gmail, Google Apps, Microsoft Office 365, Thinkific, GitHub Hosting, and 15 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Siren?

StackWho has verified email addresses for 1 decision maker at Siren. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Siren directly for sales, recruiting, or partnerships.

What industry is Siren in?

Siren operates in the information technology & services industry, headquartered in Galway, Galway, Ireland. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Siren's contact data?

Yes. StackWho Pro members can export decision maker contact data for Siren and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.