Monitoring & Observability

Metrics, logs and traces for production observability

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Instatus

Fast, affordable status page platform supporting 170+ service integrations for real-time incident communication.

London, UK

LOGIT.IO

Logit.io provides managed open-source observability services including OpenSearch, Prometheus, Grafana, and ELK stack for logs, metrics, traces, and alerts. It serves engineering and IT teams worldwide who require unified logging, monitoring, and security compliance with audit-ready evidence and real-time visibility across cloud and on-premise environments.

Lightstep (ServiceNow)

Distributed tracing and observability platform for understanding microservice performance and latency.

London, UK

LogRocket

Frontend application monitoring combining session replay, error tracking, and product analytics.

London, UK

Logz.io UK

Open-source cloud observability platform combining log management, metrics, and distributed tracing based on ELK and Jaeger.

London, UK (with Israel HQ)

Lumigo UK

Distributed tracing and debugging platform for serverless and containerised cloud-native applications.

London, UK (with Israel HQ)

Mezmo UK

Log management and telemetry pipeline platform providing real-time log analysis and observability data management.

London, UK (with US HQ)

Netdata

Open source real-time infrastructure monitoring platform with per-second metrics and anomaly detection.

London, UK

NimWatch

Uptime monitoring tool for agencies powered by StatusCake, enabling real-time website and service availability tracking.

UK

Nobl9 UK

SLO management platform enabling teams to define, monitor, and report on service level objectives across their stack.

London, UK (with US HQ)

Nominal

Nominal provides a connected software suite for hardware engineering teams to execute tests, capture data, analyse results in real time, and collaborate across disciplines. The platform captures time-series telemetry, video, logs, and simulation results in a unified workspace, supporting real-time mission control with alarms and system health monitoring, trend analysis, automated reporting, and a searchable engineering data catalogue. Nominal Core integrates edge and cloud applications to give teams a connected view across work sites, assets, and hardware lifecycle phases.

London, United Kingdom

Observiq UK

OpenTelemetry-based observability data pipeline platform for collecting, transforming, and routing telemetry.

London, UK (with US HQ)

OneUptime

Open-source unified observability platform providing infrastructure monitoring, incident management, and status pages.

London, UK (with US HQ)

Onpage.io

Critical alerting and on-call management platform ensuring incident notifications break through notification fatigue.

London, UK

Pulsetic

Website uptime and performance monitoring service with real-time alerts, status pages, and incident management.

UK

Raygun

Error tracking, real user monitoring, and application performance monitoring suite for software teams.

Wellington, New Zealand / London, UK

Rollbar

Real-time error monitoring and debugging platform with session replay and intelligent error grouping.

London, UK

Sentry

Open source application monitoring platform for error tracking, performance monitoring, and code diagnostics.

San Francisco, US / London, UK

SigNoz UK

Open-source observability platform providing metrics, traces, and logs in a single unified dashboard.

London, UK (with India HQ)

Speedcurve

Web performance monitoring platform tracking Core Web Vitals and user experience metrics over time.

Wellington, New Zealand / London, UK

Spike.sh

Incident alerting and on-call management platform with phone call alerts and status pages.

London, UK

StatusCake

Website monitoring platform offering uptime, page speed, and SSL monitoring with alerts and reports for 120,000+ customers.

London, UK

StatusPal

Status page and incident management platform with Terraform provider and automated component monitoring.

London, UK

Synthetics UK (Catchpoint)

Digital experience monitoring platform providing synthetic and real user monitoring across web, network, and API endpoints.

London, UK (with US HQ)

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