Critical Start

Critical Start is a prominent cybersecurity company that specializes in managed detection and response (MDR) services, cybersecurity consulting, and Managed Cyber Risk Reduction (MCRR). The company focuses on enhancing security postures and reducing risks for businesses in various sectors, including Information Technology (IT) and Operational Technology (OT). The services offered by Critical Start include MDR, which combines proactive security intelligence with human-driven threat detection and tailored response strategies. Their cybersecurity consulting helps organizations strengthen their frameworks and align with industry standards. The MCRR approach supports security programs across the six functions of the NIST Cybersecurity Framework, providing comprehensive risk monitoring and assessment. Critical Start also features key products like the Cyber Operations Risk & Response (CORR) Platform, which integrates data for real-time alerts and operational efficiency, and the Cyber Range, a virtual environment for advanced cybersecurity training. The company is dedicated to helping organizations effectively manage and mitigate cyber risks.

Computer & Network Security Plano, United States Founded 2012 ~303 employees

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Employees
303
+5.6% in the 3 months to Jun 2025
Revenue / employee
$295K
Revenue ~$89.4M
Total funding
$255M
Last round Apr 2022
12-month attrition
18.4%
Tech: 10.6%
H1B filings, FY2024
1
Sponsors visas
Open jobs
5
Last 30 days

Headcount trend

Critical Start went from 250 employees in Jul 2023 to 303 in Jun 2025. Jan to Jun 2025: 41 people joined, 22 left.

Headcount data through Jun 2025

Org structure

Headcount by department

Other138
Engineering74
Sales26
Operations22
Success15
Finance8
Marketing8
HR6

Funding

  • Apr 2022 · $215M · Vista Equity Partners
  • Jun 2019 · Private Equity · $40M · Sagemount

Salaries at Critical Start

All salaries

1 salary profiles in India

Pay by level, gender and ethnicity

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering1

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Critical Start FAQ

How many employees does Critical Start have?

Critical Start has about 303 employees, up 5.6% over the 3 months to Jun 2025.

Does Critical Start sponsor H1B visas?

Yes. Critical Start filed 1 H1B (LCA) application in FY2024, according to the latest U.S. Department of Labor disclosures. It was for a Engineering role.

What is Critical Start's revenue per employee?

Critical Start makes about $295K in revenue per employee, based on $89.4M annual revenue and 303 employees.

How much does Critical Start pay?

6figr has 1 salary profile for Critical Start in India, with pay broken down by role, level and gender on the Critical Start salaries page. See Critical Start salaries

How much funding has Critical Start raised?

Critical Start has raised $255M in total funding.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.