Insights

Established credentials Longstanding history since 1909 and full service general contracting and construction management positions Irwin & Leighton as a trusted partner for complex projects, enabling conversations around reliability, risk management, and repeat business opportunities with architects, engineers, and subcontractors.

Mid-market focus Revenue range of 10M to 25M and 51-200 employees suggests suitability for mid-market projects where tailored, hands-on management and scalable teams can be offered, opening opportunities with clients seeking personal attention and efficient delivery.

Construction niche As a general contractor and construction manager, there are opportunities to upsell near-term services such as preconstruction, value engineering, and phased delivery for mid-size commercial, healthcare, education, or mixed-use developments common in similar regional markets.

Digital presence Tech stack includes WordPress, Microsoft 365, and lightweight web tools, indicating potential for modernizing client experience, project portals, or marketing automation to improve lead capture and client communications.

Competitive landscape Operating alongside larger regional firms with sizable revenue, there is an opening to differentiate on reliability, depth of relationships, and safety/quality programs to win competitive bids, especially with architects and engineers seeking trusted collaboration.

Similar companies to Irwin & Leighton, Inc.

Irwin & Leighton, Inc. Tech Stack

Irwin & Leighton, Inc. uses 8 technology products and services including RSS, WordPress, Microsoft 365, and more. Explore Irwin & Leighton, Inc.'s tech stack below.

  • RSS
    Content Management System
  • Content Management System
  • Isotope
    Javascript Libraries
  • Lightbox
    Javascript Libraries
  • Modernizr
    Javascript Libraries
  • Live Chat
  • Google Search Console
    Web Analytics

Irwin & Leighton, Inc.'s Email Address Formats

Irwin & Leighton, Inc. uses at least 4 email formats:
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 August 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 August 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. and 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 RSS, WordPress, Microsoft 365, Isotope, Lightbox, Modernizr, Brevo and Google 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

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