How many email patterns does The Sigma Group, Inc. use?

The Sigma Group, Inc. uses 3 known email patterns.

What domain does The Sigma Group, Inc. use for work emails?

The Sigma Group, Inc. uses thesigmagroup.com for work email addresses.

Most Common Email Formats at The Sigma Group, Inc.

The most accurate and popular The Sigma Group, Inc.'s email format is FLast@thesigmagroup.com (ex. JDoe@thesigmagroup.com). The Sigma Group, Inc. also uses Last@thesigmagroup.com (ex. Doe@thesigmagroup.com) as email structures. The Sigma Group, Inc. uses up to 3 different email patterns.

The Sigma Group, Inc. Email Formats	Example	Percentage
FLast@thesigmagroup.com	JDoe@thesigmagroup.com	95%
Last@thesigmagroup.com	Doe@thesigmagroup.com	4%
First.Last@thesigmagroup.com	John.Doe@thesigmagroup.com	1%

The Sigma Group, Inc. Email Formats

Example

Percentage

FLast@thesigmagroup.com

JDoe@thesigmagroup.com

95%

Last@thesigmagroup.com

Doe@thesigmagroup.com

First.Last@thesigmagroup.com

John.Doe@thesigmagroup.com

Frequently Asked Questions

What does The Sigma Group, Inc. do?

The Sigma Group, Inc. was founded in 1991. The company's main headquarters is located in 1300 West Canal Street Milwaukee, Wisconsin 53233 United Statesoperates in the Environmental Services industry, along with similar companies like StantecGannett FlemingWSP. You can visit thesigmagroup.comcontact The Sigma Group, Inc.'s headquarters by phone at

+1-414-643-****

. Explore The Sigma Group, Inc.'s company overview page for more information.

What is The Sigma Group, Inc.'s email address format?

The Sigma Group, Inc.'s email format typically follows the pattern of FLast@thesigmagroup.com; this email format is used 95% of the time. Other contacts within LeadIQ's database had email formats such as Last@thesigmagroup.comFirst.Last@thesigmagroup.com. Looking for more contact data? Unlock accurate emails and phone numbers from millions of profiles verified in real-time.

How many employees does The Sigma Group, Inc. have currently?

The Sigma Group, Inc. has approximately 93 employees as of May 2026. Key team members to contact include Cfo: D. C.Chief Financial Officer: B. D.Vice President And Civil Engineering Group Leader: C. C.. For more team information and contact data, explore The Sigma Group, Inc.'s employee directory with LeadIQ.

The Sigma Group, Inc. Email Format

Environmental ServicesWisconsin, United States51-200 Employees

The Sigma Group, Inc. is an employee-owned environmental consulting and engineering firm headquartered in Milwaukee, Wisconsin, serving clients in Southeastern Wisconsin. Its service platform covers the full lifecycle of environmental and site projects, including due diligence, subsurface investigations of soil, groundwater, and vapor, and the development and implementation of remedial strategies. The firm also delivers civil and site engineering, landscape architecture, environmental compliance, and turnkey wastewater treatment system design, along with health and safety, process and controls engineering, design and fabrication, surveying, construction management, facility planning, and related assessments. 

The Sigma Group serves clients facing environmental, regulatory, and infrastructure challenges, helping manage risk and compliance while delivering project outcomes. In the environmental services and consulting engineering landscape, it positions itself as a regional provider offering integrated capabilities across disciplines. The firm is based in Milwaukee and employs a local mid-sized team.

Most Common Email Formats at The Sigma Group, Inc.

Frequently Asked Questions

What does The Sigma Group, Inc. do?

What is The Sigma Group, Inc.'s email address format?

How many employees does The Sigma Group, Inc. have currently?

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The Sigma Group, Inc. Email Format

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Most Common Email Formats at The Sigma Group, Inc.

Frequently Asked Questions

What does The Sigma Group, Inc. do?

What is The Sigma Group, Inc.'s email address format?

How many employees does The Sigma Group, Inc. have currently?

Everything for prospecting,in one platform.

What you can expect from LeadIQ:

The Sigma Group, Inc. Email Format

Verify The Sigma Group, Inc. email addresses

Ready to create more pipeline?

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Everything for prospecting,
in one platform.