Insights

Strategic acquisitions Recent and pending M&A activity including the Arrow Engine acquisition (2025) and Greiner Industries (2024) signals growth through expanded capabilities and cross-selling opportunities across industrial, energy, and infrastructure projects.

Diverse segments Operate across multiple sectors—Commercial & Industrial, Communications, Residential, and Infrastructure—creating cross-sell opportunities for bundled electrical, technology, and system integration services to broad customer bases.

Technology readiness Adoption of advanced tools and standards (Autodesk Revit, COBIT, NIST controls, Crestron, OpenAI) positions IES to pursue efficiency-driven projects, smart building deployments, and cybersecurity-conscious clients seeking integrated tech and electrical solutions.

Leadership and governance Strategic leadership changes and board additions (new COO in 2023, board member in 2024) indicate a focus on governance, growth strategy, and investor confidence, which can be leveraged in client conversations about stability and scale.

Financial scale and partnerships Revenue in the billion-dollar range with a sizable funding base suggests a capacity to undertake large-scale projects and pursue strategic partnerships with equipment suppliers, engineering firms, and energy developers for long-term contracts.

IES Holdings Tech Stack

IES Holdings uses 8 technology products and services including Power BI, SOLIDWORKS, Microsoft 365, and more. Explore IES Holdings's tech stack below.

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.

How much revenue does IES Holdings generate?

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As of August 2026, IES Holdings's annual revenue is estimated to be $1B - $10B.

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 August 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 Power BISOLIDWORKSMicrosoft 365Microsoft IntuneMicrosoft DynamicsAzure Active DirectoryKnowBe4Microsoft Teams.

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 August 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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