Insights

High-Performance Niche Critical I/O specializes in high-performance interfaces for embedded, avionics, and military applications, indicating a potential need for robust and mission-critical connectivity solutions, including new interface families or expansion into adjacent real-time networking products.

Embedded Systems Focus With a track record of shipping tens of thousands of Fibre Channel interfaces and a Silicon Stack Ethernet architecture, there are sales opportunities for complementary storage, networking, and middleware that optimize real-time embedded workflows.

Security and Compliance Serving avionics and military markets suggests strong emphasis on reliability, security, and compliance; potential upsell to certified hardware, security modules, or certified development tools and support services.

SMB to Mid-Size Focus Headquartered in Irvine with an employee range of 11-50 and annual revenue in the low millions, Critical I/O aligns with strategic partnerships and渠道 that target small to mid-size hardware developers needing scalable, mission-critical interfaces.

Technical Support Advantage Reputation for technical expertise and software support presents an opportunity to offer professional services, custom integration, and extended support contracts around Ethernet and Fibre Channel solutions to accelerate adoption.

Similar companies to Critical I/O

Critical I/O Tech Stack

Critical I/O uses 8 technology products and services including Amazon Web Services, WordPress, Shopify, and more. Explore Critical I/O's tech stack below.

Critical I/O's Email Address Formats

Critical I/O uses at least 2 email formats:
Critical I/O Email FormatsExamplePercentage
FLast@criticalio.comJDoe@criticalio.com
83%
Last@criticalio.comDoe@criticalio.com
17%

Frequently Asked Questions

What is Critical I/O's phone number?

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You can contact Critical I/O'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 I/O's official website and social media links?

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Critical I/O's official website is criticalio.com and has social profiles on LinkedIn.

How much revenue does Critical I/O generate?

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As of September 2026, Critical I/O's annual revenue is estimated to be $1M - $10M.

What is Critical I/O's NAICS code?

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Critical I/O's NAICS code is 3341 - Computer and Peripheral Equipment Manufacturing.

How many employees does Critical I/O have currently?

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As of September 2026, Critical I/O has approximately 11 employees across 1 continents, including North America. Key team members include Mechanical Design Engineer: R. C. Explore Critical I/O's employee directory with LeadIQ.

What industry does Critical I/O belong to?

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Critical I/O operates in the Computer Hardware Manufacturing industry.

What technology does Critical I/O use?

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Critical I/O's tech stack includes Amazon Web Services, WordPress, Shopify, Microsoft 365, Priority Hints, WP Engine, Google Tag Manager and Nginx.

What is Critical I/O's email format?

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Critical I/O's email format typically follows the pattern of FLast@criticalio.com. Find more Critical I/O email formats with LeadIQ.
Critical I/O logo

Critical I/O

Computer Hardware ManufacturingUnited States11-50 Employees

Headquartered in Irvine, California, Critical I/O serves customers requiring robust, real-time networking solutions for demanding embedded and defense-related contexts. With a specialization in network-centric needs of high-performance embedded systems, the company positions itself within the computer hardware manufacturing industry as a provider of specialized interfaces and related software support designed to meet stringent performance and reliability requirements.

Section iconCompany Overview

Phone number
NAICS Code
3341 - Computer and Peripheral Equipment Manufacturing
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    Critical I/O's revenue is estimated to be in the range of $1M - $10M

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