How many email patterns does ECS use?

ECS uses 14 known email patterns.

What domain does ECS use for work emails?

ECS uses ecstech.com, ecs-federal.com for work email addresses.

Most Common Email Formats at ECS

ECS's most common email format is First.Last@ecstech.com (ex. John.Doe@ecstech.com), used for 98% of ecstech.com addresses. ECS uses 4 email patterns across 2 domains: ecstech.com and ecs-federal.com. Percentages are the share of addresses within each domain.

@ecstech.com

2 patterns

Format	Example	Share of ecstech.com
First.Last@ecstech.comMost common	John.Doe@ecstech.com	98%
FLast@ecstech.com	JDoe@ecstech.com	2%

@ecs-federal.com

2 patterns

Format	Example	Share of ecs-federal.com
First.Last@ecs-federal.comMost common	John.Doe@ecs-federal.com	98%
FLast@ecs-federal.com	JDoe@ecs-federal.com	2%

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Frequently Asked Questions

What does ECS do?

ECS was founded in 1993 and operates in the IT System Data Services industry, alongside similar companies like Accenture, Unisys and Lockheed Martin. You can visit everforthecs.com or contact ECS's headquarters by phone at

+1-703-270-****

. Explore ECS's company overview page for more information.

What is ECS's email address format?

ECS's email format typically follows the pattern of First.Last@ecstech.com; this email format is used 98% of the time. Other contacts within LeadIQ's database had email formats such as FLast@ecstech.com and First.Last@ecs-federal.com. Looking for more contact data? Unlock accurate emails and phone numbers from millions of profiles verified in real-time.

How many employees does ECS have currently?

ECS has approximately 4K employees as of October 2026. Key team members to contact include Chief Executive Officer: E. S., Chief Executive Officer: E. W. and Chief Information Officer: S. H. For more team information and contact data, explore ECS's employee directory with LeadIQ.

ECS Email Format

Q: What is ECS's email address format?

ECS's email format typically follows the pattern of ${fn}.${ln}. Other email formats include ${fi}${ln} and ${fn}.

IT System Data ServicesVirginia, United States1001-5000 Employees

ECS operates as the federal arm of Everforth, a global technology company with a large workforce. It provides technology services in data and AI, cybersecurity, and enterprise transformation for defense, intelligence, and federal civilian agencies. Based in Fairfax, Virginia, the unit focuses on delivering mission-critical outcomes and strengthening technology partnerships in public sector work. Within the IT systems and data services landscape, ECS positions itself to support government clients through integrated data, security, and transformation initiatives. The organization emphasizes attracting and developing top talent and fostering a culture that is mission-driven and accountable, guided by core values of Excellence, Drive, Grit, and Community.

Most common format

First.Last@ecstech.com

Example: John.Doe@ecstech.com

4 patterns across 2 domains. See all formats

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Most Common Email Formats at ECS

@ecstech.com

@ecs-federal.com

Need a specific person's email?

Frequently Asked Questions

What does ECS do?

What is ECS's email address format?

How many employees does ECS have currently?

ECS Email Format

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What you can expect from LeadIQ:

Ready to create more pipeline?

Everything for prospecting,
in one platform.