Insights

Expansion targets With acquisitions including Arrow Engine Company and Greiner Industries, IES Holdings is expanding into complementary mechanicals and energy-related equipment. This offers cross-selling opportunities to existing electrical customers and access to new industrial and natural gas sector projects.

Industrial backbone Diverse segments (Commercial & Industrial, Communications, Residential, Infrastructure) indicate exposure to large-scale construction and retrofit programs. Target public and private infrastructure and utilities projects that demand integrated electrical and technology systems.

Digital security Adoption of ISO/IEC 27001, Microsoft Defender, KnowBe4 and Azure Functions suggests a mature cybersecurity and data governance posture. This supports pursuing sensitive data-enabled projects and mandates for cybersecurity compliance in enterprise and critical infrastructure clients.

Leadership movements Recent board additions and executive promotions signal strategic realignment and growth ambition. Leverage conversations around governance, risk, and expansion plans to engage C-suite sponsors on multi-year electrical and technology modernization programs.

Financial scale Revenue in the multi-billion-dollar range and a sizable employee base position IES as a credible partner for large enterprise customers seeking turnkey electrical contracting and integrated systems, enabling upsell into mid to large-scale commercial and industrial projects.

IES Holdings Tech Stack

IES Holdings uses 8 technology products and services including Autodesk Revit, Brivo, OpenAI, and more. Explore IES Holdings's tech stack below.

  • Autodesk Revit
    Cad & Graphics
  • Brivo
    Cloud Infrastructure Computing
  • OpenAI
    Generative Ai
  • COBIT Framework
    Governance, Risk And Compliance
  • Siemens
    IT
  • NIST Cybersecurity Framework
    Security
  • Avigilon Control Center
    Security
  • Crestron
    Unified Communications

Media & News

IES Holdings's Email Address Formats

IES Holdings uses at least 2 format(s):
IES Holdings Email FormatsExamplePercentage
First.Last@ies-co.comJohn.Doe@ies-co.com
97%
FLast@ies-co.comJDoe@ies-co.com
1%
FirstLast@ies-co.comJohnDoe@ies-co.com
2%
First.Last@iescomm.comJohn.Doe@iescomm.com
98%
FLast@iescomm.comJDoe@iescomm.com
1%
FirstLast@iescomm.comJohnDoe@iescomm.com
1%

Frequently Asked Questions

What is IES Holdings's phone number?

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You can contact IES Holdings'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 IES Holdings's stock symbol?

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IES Holdings is a publicly traded company; the company's stock symbol is JEF.

What is IES Holdings's official website and social media links?

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IES Holdings's official website is ies-co.com and has social profiles on LinkedInCrunchbase.

What is IES Holdings's NAICS code?

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IES Holdings's NAICS code is 23 - Construction.

How many employees does IES Holdings have currently?

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As of July 2026, IES Holdings has approximately 2.9K employees across 6 continents, including North AmericaEuropeAsia. Key team members include Chief Financial Officer: N. F.Vice President Of Operations: D. I.President: B. C.. Explore IES Holdings's employee directory with LeadIQ.

What industry does IES Holdings belong to?

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IES Holdings operates in the Construction industry.

What technology does IES Holdings use?

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IES Holdings's tech stack includes Autodesk RevitBrivoOpenAICOBIT FrameworkSiemensNIST Cybersecurity FrameworkAvigilon Control CenterCrestron.

What is IES Holdings's email format?

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IES Holdings's email format typically follows the pattern of First.Last@ies-co.com. Find more IES Holdings email formats with LeadIQ.

How much funding has IES Holdings raised to date?

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As of July 2026, IES Holdings has raised $300M in funding. The last funding round occurred on Jan 22, 2025 for $300M.

When was IES Holdings founded?

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IES Holdings was founded in 1997.
IES Holdings logo

IES Holdings

ConstructionTexas, United States1001-5000 Employees

IES Holdings, Inc. is a United States‑based construction company that provides electrical contracting services to commercial, industrial, and residential customers. Founded in 1997, the company is headquartered in Houston, Texas, at 2 Riverway. It operates through four business segments—IES Commercial & Industrial, IES Communications, IES Residential, and IES Infrastructure—covering a range of electrical and technology system services. The company employs between 1,001 and 5,000 people. In recent years, IES Holdings has pursued acquisitions, including Greiner Industries in 2024 and Arrow Engine Company in 2025.

Section iconCompany Overview

Phone number
Website
ies-co.com
Stock Symbol
JEF
NAICS Code
23 - Construction
Founded
1997
Employees
1001-5000

Section iconFunding & Financials

  • $300M

    IES Holdings has raised a total of $300M of funding over 1 rounds. Their latest funding round was raised on Jan 22, 2025 in the amount of $300Mas a post_ipo_debt.

  • $1B$10B

    IES Holdings's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $300M

    IES Holdings has raised a total of $300M of funding over 1 rounds. Their latest funding round was raised on Jan 22, 2025 in the amount of $300Mas a post_ipo_debt.

  • $1B$10B

    IES Holdings's revenue is estimated to be in the range of $1B$10B

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