Insights

Secure comms momentum EF Johnson Technologies is expanding its secure and interoperable communications portfolio with Viking Connect powered by ESChat and NXDN Trunking for Viking 8000 Series radios, signaling opportunities to upsell integrated secure voice, data, and interoperability solutions to public safety and federal customers.

Public safety focus Customer base includes first responders, public safety and public service agencies, and federal government, presenting a strong market for mission-critical communications, rugged devices, and secure network solutions, with potential for expanded contracts, maintenance, and training services.

Strategic partnerships Past recognition like the JVCKENWOOD President’s Award and key integrations with Kenwood NEXEDGE Gen2 show receptivity to partner ecosystems; there are ongoing collaboration opportunities for joint deployments, cross-sell of complementary platforms, and channel-driven growth.

Enterprise tech stack Adoption of SAP, NetSuite, Microsoft Azure, GitLab CI and other enterprise tools indicates a modernization trajectory; sales opportunities exist in offering scalable software, cloud-based infrastructure, integration services, and managed services tailored to large, multi-site deployments.

Growth opportunities Revenue sizing in the hundreds of millions with a sizable employee base suggests potential for large-scale deployments (new radio, control head, and trunking solutions), managed service contracts, and training programs to support long-term customer retention and recurring revenue.

Similar companies to EF Johnson Technologies, Inc.

JVC KENWOOD CORPORATION
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EF Johnson Technologies, Inc. Tech Stack

EF Johnson Technologies, Inc. uses 8 technology products and services including MATLAB, Nessus, Adobe Creative Cloud, and more. Explore EF Johnson Technologies, Inc.'s tech stack below.

MATLAB
Advanced Analytics And Data Science
Nessus
Application Security Testing
Adobe Creative Cloud
Audio, Video, Graphics
GitLab CI
Continuous Integration
SAP
Customer Relationship Management
NetSuite
E-commerce
Microsoft Azure
Platform As A Service
SAP Concur
Travel And Expense Management

Media & News

EF Johnson Technologies, Inc.'s Email Address Formats

EF Johnson Technologies, Inc. uses at least 8 email formats:

EF Johnson Technologies, Inc. Email Formats	Example	Percentage
FLast@efji.com	JDoe@efji.com	60%
First.Last@efji.com	John.Doe@efji.com	35%
Last@efji.com	Doe@efji.com	4%
First.L@efji.com	John.D@efji.com	1%
FLast@efjohnson.com	JDoe@efjohnson.com	89%
First.Last@efjohnson.com	John.Doe@efjohnson.com	9%
Last@efjohnson.com	Doe@efjohnson.com	1%
First@efjohnson.com	John@efjohnson.com	1%

Frequently Asked Questions

What is EF Johnson Technologies, Inc.'s phone number?

You can contact EF Johnson Technologies, Inc.'s main corporate office by phone at

+1-972-819-****

. 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 EF Johnson Technologies, Inc.'s stock symbol?

EF Johnson Technologies, Inc. is a publicly traded company; the company's stock symbol is EFJI.

What is EF Johnson Technologies, Inc.'s official website and social media links?

EF Johnson Technologies, Inc.'s official website is efjohnson.com and has social profiles on LinkedIn.

How much revenue does EF Johnson Technologies, Inc. generate?

As of August 2026, EF Johnson Technologies, Inc.'s annual revenue is estimated to be $250M - $500M.

What is EF Johnson Technologies, Inc.'s NAICS code?

EF Johnson Technologies, Inc.'s NAICS code is 517 - Telecommunications.

How many employees does EF Johnson Technologies, Inc. have currently?

As of August 2026, EF Johnson Technologies, Inc. has approximately 428 employees across 5 continents, including North America, Europe and Asia. Key team members include Chief Executive Officer: A. A., Chief Executive Officer: T. B. and Chief Revenue Officer: M. U. Explore EF Johnson Technologies, Inc.'s employee directory with LeadIQ.

What industry does EF Johnson Technologies, Inc. belong to?

EF Johnson Technologies, Inc. operates in the Telecommunications industry.

What technology does EF Johnson Technologies, Inc. use?

EF Johnson Technologies, Inc.'s tech stack includes MATLAB, Nessus, Adobe Creative Cloud, GitLab CI, SAP, NetSuite, Microsoft Azure and SAP Concur.

What is EF Johnson Technologies, Inc.'s email format?

EF Johnson Technologies, Inc.'s email format typically follows the pattern of FLast@efji.com. Find more EF Johnson Technologies, Inc. email formats with LeadIQ.

When was EF Johnson Technologies, Inc. founded?

EF Johnson Technologies, Inc. was founded in 1923.

EF Johnson Technologies, Inc.

Q: What is EF Johnson Technologies, Inc.'s phone number?

You can contact EF Johnson Technologies, Inc.'s main corporate office by phone at +1-972-819-****.

Q: What is EF Johnson Technologies, Inc.'s stock symbol?

EF Johnson Technologies, Inc. is a publicly traded company; the company's stock symbol is EFJI.

Q: What is EF Johnson Technologies, Inc.'s official website and social media links?

EF Johnson Technologies, Inc.'s official website is efjohnson.com. EF Johnson Technologies, Inc. has social profiles on LinkedIn.

Q: How much revenue does EF Johnson Technologies, Inc. generate?

EF Johnson Technologies, Inc.'s annual revenue is estimated to be $250M - $500M.

Q: How many employees does EF Johnson Technologies, Inc. have currently?

EF Johnson Technologies, Inc. has approximately 428 employees.

Q: What industry does EF Johnson Technologies, Inc. belong to?

EF Johnson Technologies, Inc. operates in the Telecommunications industry.

Q: What technology does EF Johnson Technologies, Inc. use?

EF Johnson Technologies, Inc.'s tech stack includes AddThis, Cisco IOS, Node.js, Microsoft Access, SHRM-CP.

Q: When was EF Johnson Technologies, Inc. founded?

EF Johnson Technologies, Inc. was founded in 1923.

Q: What is EF Johnson Technologies, Inc.'s NAICS code?

EF Johnson Technologies, Inc.'s NAICS code is 517 (Telecommunications).

TelecommunicationsTexas, United States201-500 Employees

EF Johnson Technologies, Inc. operates in the telecommunications field, focusing on secure and interoperable communications for mission-critical operations. Its customers include first responders and public safety and public service entities, as well as federal government agencies and industrial organizations. The company is headquartered in Irving, Texas. In early 2026 it introduced Viking Connect, powered by ESChat, as part of a broader set of product updates. EF Johnson has a history of collaboration and recognition, including a 2022 integration with Kenwood to extend IP-based coverage and a 2024 Top Workplace designation. The firm positions itself within the public-safety and government-focused segment of the telecommunications industry, delivering secure solutions for critical communications.