Insights

AI-Driven MDR Critical Start has launched SOC AI, a multi-agent framework integrated into its AI-led MDR services, signaling a scalable, technology-forward offering that can enhance threat detection and reduce analyst workload for potential enterprise clients evaluating advanced security operations.

SLA Confidence The company guarantees 10-minute notification for critical alerts and a 60-minute mean time to respond to all alerts under contractual SLAs, presenting a strong selling point for risk-averse organizations seeking measurable containment timelines and accountability.

Comprehensive Coverage Signal Assurance process identifies blind spots, missed log sources, and hidden assets across endpoint, cloud, identity, OT, and more, enabling cross-domain coverage appeals to mid-market and enterprise buyers looking for unified visibility without rip-and-replace migrations.

Strategic Growth Recent leadership appointment in India and the expansion of engineering leadership suggests a focus on global delivery, cost efficiency, and scalable engineering so potential buyers with global footprints can leverage regionalized support and faster onboarding.

Employee & Reputation Signals Recognition as a Best Places to Work and ongoing talent investments align with a stable, customer-focused services organization, which can reassure procurement teams about long-term partner reliability and collaboration potential in managed security services.

Critical Start Tech Stack

Critical Start uses 8 technology products and services including ZenHub, Varnish, Cloudflare CDN, and more. Explore Critical Start's tech stack below.

  • ZenHub
    Business Process Management
  • Varnish
    Caching
  • Cloudflare CDN
    Content Delivery Network
  • Atlassian Jira
    Issue Trackers
  • jQuery Migrate
    Javascript Libraries
  • C++
    Programming Languages
  • LinkedIn Sales Navigator
    Sales Enablement
  • Zoom
    Web Conferencing

Media & News

Critical Start's Email Address Formats

Critical Start uses at least 1 format(s):
Critical Start Email FormatsExamplePercentage
First.Last@criticalstart.comJohn.Doe@criticalstart.com
89%
First@criticalstart.comJohn@criticalstart.com
6%
Last@criticalstart.comDoe@criticalstart.com
4%
First.MiddleLast@criticalstart.comJohn.MichaelDoe@criticalstart.com
1%

Frequently Asked Questions

What is Critical Start's phone number?

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You can contact Critical Start's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Critical Start's official website and social media links?

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Critical Start's official website is criticalstart.com and has social profiles on LinkedInCrunchbase.

How much revenue does Critical Start generate?

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As of July 2026, Critical Start's annual revenue is estimated to be $100M - $250M.

What is Critical Start's NAICS code?

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Critical Start's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Critical Start have currently?

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As of July 2026, Critical Start has approximately 273 employees across 3 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: R. D.Chief Technology Officer: R. W.Chief Product Officer: K. G.. Explore Critical Start's employee directory with LeadIQ.

What industry does Critical Start belong to?

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Critical Start operates in the Computer and Network Security industry.

What technology does Critical Start use?

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Critical Start's tech stack includes ZenHubVarnishCloudflare CDNAtlassian JirajQuery MigrateC++LinkedIn Sales NavigatorZoom.

What is Critical Start's email format?

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Critical Start's email format typically follows the pattern of First.Last@criticalstart.com. Find more Critical Start email formats with LeadIQ.

How much funding has Critical Start raised to date?

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As of July 2026, Critical Start has raised $255M in funding. The last funding round occurred on Apr 12, 2022 for $215M.

When was Critical Start founded?

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Critical Start was founded in 2012.
Critical Start logo

Critical Start

Computer and Network SecurityTexas, United States201-500 Employees

Critical Start is a United States–based company in the computer and network security industry that provides managed detection and response (MDR) services. The company operates a 24/7/365 security operations center staffed with analysts and offers contractual service-level agreements that include a 10-minute notification for critical alerts and a 60-minute mean time to respond for all alerts. Its MDR offerings are designed to integrate with customers’ existing tools to enable faster containment and broader coverage across endpoint, cloud, identity, OT, and more, supported by a Signal Assurance process that identifies blind spots and missing data sources. The company is headquartered at 6100 Tennyson Parkway, Suite 200, Plano, Texas 75024, United States, and has 201-500 employees. The website is criticalstart.com, and recent developments include the launch of SOC AI in June 2026 and leadership appointments in 2024-2025.

Section iconCompany Overview

Phone number
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2012
Employees
201-500

Section iconFunding & Financials

  • $255M

    Critical Start has raised a total of $255M of funding over 2 rounds. Their latest funding round was raised on Apr 12, 2022 in the amount of $215Mas a private_equity.

  • $100M - $250M

    Critical Start's revenue is estimated to be in the range of $100M - $250M

Section iconFunding & Financials

  • $255M

    Critical Start has raised a total of $255M of funding over 2 rounds. Their latest funding round was raised on Apr 12, 2022 in the amount of $215Mas a private_equity.

  • $100M - $250M

    Critical Start's revenue is estimated to be in the range of $100M - $250M

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