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Service Dispatch Software

SIGNL4

Mobile alerting and incident response service that pushes critical events to on-call staff and field workers

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About SIGNL4

SIGNL4 is a cloud alerting and service dispatch product from Derdack. It carries warnings from IT systems, machines and sensors to the engineers and workers who must act on them, wherever they happen to be.

What SIGNL4 offers

  • Mobile alerts — notifications by push message, text and voice call.
  • Acknowledgement and tracking — the sender can see who has seen and accepted an alert.
  • Escalation — alerts move to other people if the first contact does not respond.
  • Duty scheduling — rotas for on-call teams.
  • Reporting — records of how incidents were handled.
  • Integrations — connects with existing infrastructure and monitoring tools.

Who it works with

Derdack describes use cases in enterprise IT alerting, IT managed services, manufacturing, banking and finance, and energy and utilities field service. Customer quotes on the site come from a university IT team and fashion, pharmaceutical and railway organisations.

Key facts

  • Vendor: Derdack
  • Delivery: software as a service
  • Sister product: Enterprise Alert, for on-premises and hybrid cloud set-ups

Profile written by TrustList from the business's own published information, Oct 2026.

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