Insights

Established Reputation Irwin & Leighton has a long-standing history since 1909, demonstrating a strong tradition of quality and integrity that could appeal to clients valuing reliable and reputable construction partners.

Growing Revenue Potential With annual revenue estimated between $10 million and $25 million and a team of up to 200 employees, the company shows signs of growth and potential for larger, complex projects that suit expanding client needs.

Digital Infrastructure Utilizing modern tech tools such as Preact, Flickity, and Contact Form 7 positions Irwin & Leighton to adopt innovative communication and project management solutions, opening opportunities for tech-driven partnerships.

Market Positioning As a mid-sized full-service construction provider, Irwin & Leighton can target clients seeking personalized, high-quality construction services with a focus on performance and integrity, differentiating from larger firms.

Industry Collaboration The company's longstanding relationships with architects, engineers, and subcontractors create opportunities for repeat business and referrals in the competitive construction industry, especially with clients valuing collaboration and reliability.

Irwin & Leighton, Inc. Tech Stack

Irwin & Leighton, Inc. uses 8 technology products and services including RSS, jQuery Migrate, Preact, and more. Explore Irwin & Leighton, Inc.'s tech stack below.

  • RSS
    Content Management System
  • jQuery Migrate
    Javascript Libraries
  • Preact
    Javascript Libraries
  • Flickity
    Javascript Libraries
  • Slider Revolution
    Miscellaneous
  • Priority Hints
    Performance
  • Ionicons
    Web Fonts
  • Contact Form 7
    Web Platform Extensions

Media & News

Irwin & Leighton, Inc.'s Email Address Formats

Irwin & Leighton, Inc. uses at least 1 format(s):
Irwin & Leighton, Inc. Email FormatsExamplePercentage
FLast@irwinleighton.comJDoe@irwinleighton.com
78%
Last@irwinleighton.comDoe@irwinleighton.com
12%
FirstL@irwinleighton.comJohnD@irwinleighton.com
9%
F.Last@irwinleighton.comJ.Doe@irwinleighton.com
1%

Frequently Asked Questions

Where is Irwin & Leighton, Inc.'s headquarters located?

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Irwin & Leighton, Inc.'s main headquarters is located at 1014 West 9th Avenue King of Prussia, Pennsylvania 19406 United States. The company has employees across 1 continents, including North America.

What is Irwin & Leighton, Inc.'s phone number?

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You can contact Irwin & Leighton, Inc.'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 Irwin & Leighton, Inc.'s official website and social media links?

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Irwin & Leighton, Inc.'s official website is irwinleighton.com and has social profiles on LinkedIn.

How much revenue does Irwin & Leighton, Inc. generate?

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As of February 2026, Irwin & Leighton, Inc.'s annual revenue is estimated to be $13M.

What is Irwin & Leighton, Inc.'s SIC code NAICS code?

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Irwin & Leighton, Inc.'s SIC code is 2899 - Chemicals and Chemical Preparations, Not Elsewhere Classified NAICS code is 23 - Construction.

How many employees does Irwin & Leighton, Inc. have currently?

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As of February 2026, Irwin & Leighton, Inc. has approximately 62 employees across 1 continents, including North America. Key team members include Vice President Of Estimating & Purchasing: P. C.President/Ceo: T. G.Vice President: G. W.. Explore Irwin & Leighton, Inc.'s employee directory with LeadIQ.

What industry does Irwin & Leighton, Inc. belong to?

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Irwin & Leighton, Inc. operates in the Construction industry.

What technology does Irwin & Leighton, Inc. use?

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Irwin & Leighton, Inc.'s tech stack includes RSSjQuery MigratePreactFlickitySlider RevolutionPriority HintsIoniconsContact Form 7.

What is Irwin & Leighton, Inc.'s email format?

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Irwin & Leighton, Inc.'s email format typically follows the pattern of FLast@irwinleighton.com. Find more Irwin & Leighton, Inc. email formats with LeadIQ.

When was Irwin & Leighton, Inc. founded?

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Irwin & Leighton, Inc. was founded in 1909.

Irwin & Leighton, Inc.

ConstructionPennsylvania, United States51-200 Employees

Irwin & Leighton is a full service provider of general contracting and construction management services. Since its founding in 1909, I&L has provided quality construction services and has established a standard for performance with integrity that is the foundation of the company’s relationships with customers, architects and engineers, subcontractors and employees. A tradition of accomplishment and a spirit of commitment drive the firm’s operations into the future.

Section iconCompany Overview

Headquarters
1014 West 9th Avenue King of Prussia, Pennsylvania 19406 United States
Phone number
SIC Code
2899 - Chemicals and Chemical Preparations, Not Elsewhere Classified
NAICS Code
23 - Construction
Founded
1909
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $10M$25M

    Irwin & Leighton, Inc.'s revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Irwin & Leighton, Inc.'s revenue is estimated to be in the range of $10M$25M

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