PagerDuty
Public
What they do:
Real-time visibility into critical apps and services all in one place.
Quick facts:
HQ: San Francisco, CA, United States
Top Monitoring Startups
This list has 16 startups and was last updated on Oct 15, 2026. 5 of them are hiring right now. Largest teams: PagerDuty, Respan, and Coval.
16 startups
Respan
Hiring
What they do:
Self-driving observability, evals, and gateway for AI agents
Quick facts:
HQ: San Francisco, CA, United States
Coval
Hiring
What they do:
Simulation & Evaluation that scales voice and chat AI agents
Quick facts:
HQ: San Francisco, CA, United States
Raindrop
Hiring
What they do:
Sentry for AI Agents
Quick facts:
HQ: San Francisco, CA, United States
Aravolta
Hiring
What they do:
Software to monitor, control, and optimize data centers.
Quick facts:
HQ: San Francisco, CA, United States
Lemma
Hiring
What they do:
Production Monitoring for AI agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI to track and analyze public policy
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Test, evaluate & observe your LLM applications
Quick facts:
HQ: New York, NY, United States
What they do:
Find what's losing you customers and money in your AI agent and fix it
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI that runs factories.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
We find where AI agents fail, then train better models to run them.
Quick facts:
HQ: San Francisco, CA, United States
highlight.io
Acquired
What they do:
The open source, fullstack monitoring platform: stop guessing why…
Quick facts:
HQ: Seattle, WA, United States
Keep
Acquired
What they do:
The open-source AIOps platform
Quick facts:
Appcanary
Acquired
What they do:
Appcanary tracks the dependencies you use in your apps and servers…
Quick facts:
StatusPage
Acquired
What they do:
The best way to communicate with users around downtime.
Quick facts:
HQ: San Francisco, CA, United States
YC S13Early stage
Neptune.io
Shut down
What they do:
A self-healing platform to enrich and fix server alerts automatically
Quick facts:
HQ: San Francisco, CA, United States
Questions and answers
How many startups are on this list?
There are 16 startups on this list, last updated on Oct 15, 2026.
Which of them are hiring?
5 of them are hiring right now, including Respan, Coval, and Raindrop.
Which of them have the largest teams?
By team size: PagerDuty (950 employees), Respan (23 employees), and Coval (10 employees).