Insights

Legacy and trust Leverage Irwin & Leighton’s long-standing history since 1909 to position as a stable, reputable partner for public sector, educational, and high-profile commercial projects where vendor reliability matters.

Mid-market growth With 51-200 employees and annual revenue in the 10M–25M range, target mid-market construction opportunities where a responsive, full-service general contractor and construction manager can offer competitive pricing and personalized client management.

Full service strength Highlight the firm’s end-to-end capabilities from general contracting to construction management to win projects requiring integrated delivery, value engineering, and tight coordination with design teams.

Digital readiness Note adoption of modern web and collaboration tools (Office 365, Google Console, modern frontend tech) to suggest potential for streamlined project management, BIM coordination, and cloud-based document control for clients seeking efficiency.

Competitive positioning Position against larger firms by emphasizing adaptability, hands-on leadership, and personalized customer service to win mid-size or renovation-focused pursuits where big firms’ overhead is less attractive.

Irwin & Leighton, Inc. Tech Stack

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

  • RSS
    Content Management System
  • Modernizr
    Javascript Libraries
  • Lightbox
    Javascript Libraries
  • AOS
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • Slider Revolution
    Miscellaneous
  • Office 365
    Office Suites
  • Google Search Console
    Web Analytics

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

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 July 2026, Irwin & Leighton, Inc.'s annual revenue is estimated to be $10M - $25M.

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

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Irwin & Leighton, Inc.'s NAICS code is 23 - Construction.

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

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As of July 2026, Irwin & Leighton, Inc. has approximately 63 employees across 1 continents, including North America. Key team members include Director Of Site Operations: T. M. D.Director Of Business Development: N. M.Director Of Site Operations: R. R.. 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 RSSModernizrLightboxAOSjQuerySlider RevolutionOffice 365Google Search Console.

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. logo

Irwin & Leighton, Inc.

ConstructionPennsylvania, United States51-200 Employees

Irwin & Leighton, Inc. is a general contracting and construction management firm with a long-standing presence in the industry, dating back to its founding in 1909. Based in King of Prussia, Pennsylvania, the company provides a full range of construction services, emphasizing quality, integrity, and a collaborative approach with customers, architects and engineers, subcontractors, and employees. Its work centers on delivering comprehensive project execution and managing the complexities of construction to meet client needs. The firm operates within the construction sector, positioning itself as a long-standing, relationship-driven partner capable of handling diverse project requirements.

With a regional footprint in the Philadelphia area, Irwin & Leighton functions as a full-service provider for clients seeking general contracting and construction management solutions. The business approach highlights a tradition of accomplishment and a commitment to sustaining durable partnerships through dependable performance. While information about current scale is not specified, the company is recognized for maintaining standards that guide its operations into the future.

Section iconCompany Overview

Phone number
NAICS Code
23 - Construction
Founded
1909
Employees
51-200

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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