
Critical Start
Managed Detection & Response and Cybersecurity Incident Response
Plano, United States · Founded 2012 · $255.0M raised
- Headquarters
- Plano, Texas
- Employees
- 201–500
- Founded
- 2012
- Business Model
- B2B
- Website
- criticalstart.com
- Total Funding
- $255.0M
- Last Round
- $215.0M Private EquityJan 2022
- Rounds
- 2
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
About
Critical Start provides managed detection and response, vulnerability-management, and incident-response services for organizations defending their IT environments. Its MDR offering combines AI-powered alert triage with human-led investigation and response, and the company states that it backs response times with contractual service-level agreements. The platform aims to reduce business disruption by investigating threats, resolving false positives, and helping security teams respond to confirmed incidents.
Summary
Critical Start is a Cybersecurity company based in Plano, United States, founded in 2012. It has raised $255.0M in total across 2 rounds, most recently a $215.0M Private Equity round in Jan 2022. Investors include Vista Equity Partners and Bregal Sagemount.
Tech & App Stack
6 technologies & apps tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding History
2022 (est.)
Sign up to see all 2 events
Funding: Growth Equity through Private Equity. Amounts, valuations, and investors where available.
Investors
Similar Companies

Quest Software provides data management, cybersecurity, and platform-modernization technology tha...
Exclusive Networks accelerates cybersecurity and cloud-solution partners through global distribut...

Blue Coat Systems was a network security company providing web filtering and SSL inspection produ...

Social engineering prevention platform managing the human attack surface for enterprises; rebrand...
Appears in
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/critical-start"><img src="https://indexed.vc/api/badge/company/critical-start" alt="Critical Start on Indexed.vc" width="260" height="76" /></a>