
What Castellum Labs does
Founded in 2018, Castellum Labs operates in Enterprise Tech offering advanced cybersecurity solutions. Based in Hyderabad, India, the company aims to transform the cybersecurity service model by fostering long-term partnerships with its clients, rather than transactional relationships. Castellum Labs provides services across application security, threat detection and response, and dark web monitoring, utilising cloud platforms and a specialised team to enhance security measures. Their key offerings include WatchOUT for external threat detection, AppFORT for continuous application security, and ThreatNiXD for next-generation SOC services. The company's vision focuses on delivering substantial value and co-managing security postures with customers globally.
Who runs it
Check the company’s own careers page — linked at the top — before a job board. A role appears there first, sometimes weeks before it is syndicated anywhere else.
Questions and experiences
Nobody has asked anything about Castellum Labs yet. If you have interviewed here, what you know is worth more to the next person than anything on the rest of this page.
Company facts compiled from public sources and last refreshed 9 September 2026. Details change; treat the company’s own site as the authority.