TSi serves a variety of clients, including corporate headquarters, financial and data centers, and hospitals and healthcare facilities. They are dedicated to providing tailored security solutions to meet the specific needs of each of their clients.

What certifications and partnerships does TSi have?

TSi maintains a number of industry certifications and partnerships, including their Evergreen® certification and alliances with leading security technology providers. These certifications and partnerships ensure that they are at the cutting edge of security innovation and can provide their clients with the most up-to-date and effective solutions.

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Integrations

Instantly, Smartlead, lemlist, Clay, HighLevel, plus Claude and ChatGPT over MCP.

Voyager DBDeep data on millions of local businesses, with verified decision-makers to reveal.Contact ResearchHand-built prospect lists from human researchers, delivered in 24 hours.People SearchFind owners and decision-makers by job title, seniority and department.Chrome ExtensionColdlytics in your browser - prospect any business as you browse the web.IntegrationsInstantly, Smartlead, lemlist, Clay, HighLevel, plus Claude and ChatGPT over MCP.

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California Tech Systems

$7.5M revenue • 50 employees

Last Updated Sep 30, 2026

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Company Overview

Company Name

California Tech Systems

Website

techsystemsinc.com

Approx. Annual Revenue

$7.5M

Employees

Established

1996

About California Tech Systems

TSi is a leading security system integration company that provides comprehensive solutions through planning, design, implementation, and service. As an employee-owned company, TSi is committed to delivering cutting-edge security innovations and guaranteeing 24/7 support for its clients, ensuring their systems remain fully functional at all times.

Business Profile

Read from the California Tech Systems website on Oct 13, 2026. Hover an item to see the exact wording it came from.

Licenses, certifications & awards

Certified EvergreenIndustry certified

Ownership (as declared by the business)

Employee-owned

About the website

Website quality (AI-assessed): 9/10 · Current copyright 2026; Detailed services and certifications