Insights

Experienced Industry Presence ESEI has been operating since 1994 within the IT services and telecommunications engineering sectors, establishing a strong reputation for providing reliable and tailored technology solutions across various industries in the US and Mexico. This longevity and regional expertise position the company as a trusted partner for organizations seeking proven technical support and infrastructure management.

Diverse Sector Focus Serving clients in utility, telecommunications, energy, government, and commercial sectors, ESEI demonstrates versatility and a broad market reach. Companies in these sectors often require advanced network integration, system reliability, and specialized IT consulting—creating opportunities for targeted service expansion and upselling consulting solutions tailored to each industry’s regulatory and operational needs.

Robust Revenue Size With annual revenues estimated between $100 million and $250 million, ESEI is well-positioned to pursue larger enterprise contracts and scale its service offerings. This financial capacity enables the company to invest in advanced technologies and forge strategic partnerships, making it an attractive candidate for enterprise clients seeking comprehensive telecommunications and IT support.

Cutting-Edge Tech Stack Utilizing modern tools such as Cloudflare, HubSpot, and advanced content management systems reflects ESEI's commitment to leveraging current technology for network security, customer engagement, and operational efficiency. These capabilities can be promoted to potential clients seeking to upgrade or secure their network infrastructure with innovative, cloud-based, and security-first solutions.

Growth and Expansion Opportunities Given its presence in multiple sectors and its established reputation, ESEI can target expanding into larger markets or offering new managed services such as cloud migration, cybersecurity solutions, and IoT integrations. Partnering with or differentiating from larger competitors by emphasizing personalized service and industry-specific expertise can open additional sales channels.

ESEI Tech Stack

ESEI uses 8 technology products and services including RSS, Cloudflare, Backbone.js, and more. Explore ESEI's tech stack below.

  • RSS
    Content Management System
  • Cloudflare
    Content Management System
  • Backbone.js
    Javascript Frameworks
  • ActiveCampaign
    Marketing Automation
  • HubSpot
    Marketing Automation
  • Slider Revolution
    Miscellaneous
  • Yoast SEO
    Search Engines
  • X-Content-Type-Options
    Web & Portal Technology

Media & News

ESEI's Email Address Formats

ESEI uses at least 1 format(s):
ESEI Email FormatsExamplePercentage
FLast@esei.comJDoe@esei.com
79%
First.Last@esei.comJohn.Doe@esei.com
8%
FMLast@esei.comJMDoe@esei.com
9%
FirstLast@esei.comJohnDoe@esei.com
4%

Frequently Asked Questions

Where is ESEI's headquarters located?

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ESEI's main headquarters is located at 5400 Suncrest Suite b3 el Paso, Texas 79912 United States. The company has employees across 4 continents, including North AmericaEuropeSouth America.

What is ESEI's phone number?

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You can contact ESEI'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 ESEI's official website and social media links?

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ESEI's official website is esei.com and has social profiles on LinkedIn.

How much revenue does ESEI generate?

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As of February 2026, ESEI's annual revenue is estimated to be $927K.

What is ESEI's SIC code NAICS code?

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ESEI's SIC code is 8711 - Engineering Services NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does ESEI have currently?

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As of February 2026, ESEI has approximately 31 employees across 4 continents, including North AmericaEuropeSouth America. Key team members include Chief Financial Officer (chief Financial Officer): C. Q.President: J. A. R.Owner: A. R.. Explore ESEI's employee directory with LeadIQ.

What industry does ESEI belong to?

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ESEI operates in the IT Services and IT Consulting industry.

What technology does ESEI use?

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ESEI's tech stack includes RSSCloudflareBackbone.jsActiveCampaignHubSpotSlider RevolutionYoast SEOX-Content-Type-Options.

What is ESEI's email format?

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ESEI's email format typically follows the pattern of FLast@esei.com. Find more ESEI email formats with LeadIQ.

When was ESEI founded?

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ESEI was founded in 1994.

ESEI

IT Services and IT ConsultingTexas, United States11-50 Employees

Electro Systems Engineers, Inc. (ESEI) is a Telecommunications Engineering and Information Technology Services company that provides integrated and highly reliable technology solutions to clients in the Utility, Telecommunications, Energy, Government, and Commercial sectors.  ESEI is a robust business headquartered in El Paso, TX with a reputation for providing outstanding technical support to clients throughout the United States and Mexico and in different industries since 1994. 

We work to identify and resolve technology issues to enhance our clients operations within multi-vendor and multi-technology environments.  Through our services we help clients design, integrate, and manage network infrastructure utilizing a proactive and cost effective approach that results in increased availability and reliability of network and systems, end-to-end network connectivity, customized and standard based designs, and strengthen internal IT/Telecommunications teams.

Section iconCompany Overview

Headquarters
5400 Suncrest Suite b3 el Paso, Texas 79912 United States
Phone number
Website
esei.com
SIC Code
8711 - Engineering Services
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
1994
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $100M$250M

    ESEI's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    ESEI's revenue is estimated to be in the range of $100M$250M

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