Insights

Longstanding family firm Leverage the 142-year family-operated legacy and 7th generation continuity to position as a trusted, stable partner for long-term public and private sector construction projects.

Regional scale Operate across six states with a recognizable Chicago-based pedigree, presenting opportunities for multi-site rollouts and cross-state project referrals within commercial, retail, healthcare and education sectors.

Diverse delivery Promote capabilities in design/build, CM, pre-construction, value engineering and constructability reviews to win projects that require integrated teams and early cost controls.

Mid-market focus Current revenue range and employee size position as a mid-market contractor; target mid-to-large commercial, retail and institutional bids with structured procurement processes.

Tech-friendly basics Highlight existing tech stack (web/branding and project communication tools) alongside potential to adopt modern construction tech (BIM, schedule analytics, digital pre-construction) to improve efficiency in competitive bids.

G.A. Johnson & Son Tech Stack

G.A. Johnson & Son uses 8 technology products and services including WordPress, MySQL, Office 365, and more. Explore G.A. Johnson & Son's tech stack below.

  • WordPress
    Content Management System
  • MySQL
    Database
  • Office 365
    Office Suites
  • PHP
    Programming Languages
  • ZURB Foundation
    UI Frameworks
  • Genesis Framework
    Web Platform Extensions
  • Apache HTTP Server
    Web Servers
  • Apache
    Web Servers

G.A. Johnson & Son's Email Address Formats

G.A. Johnson & Son uses at least 1 format(s):
G.A. Johnson & Son Email FormatsExamplePercentage
FLast@gajohnson.comJDoe@gajohnson.com
100%

Frequently Asked Questions

What is G.A. Johnson & Son's phone number?

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You can contact G.A. Johnson & Son'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 G.A. Johnson & Son's official website and social media links?

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G.A. Johnson & Son's official website is gajohnson.com and has social profiles on LinkedIn.

How much revenue does G.A. Johnson & Son generate?

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As of August 2026, G.A. Johnson & Son's annual revenue is estimated to be $1M - $10M.

What is G.A. Johnson & Son's NAICS code?

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G.A. Johnson & Son's NAICS code is 23 - Construction.

How many employees does G.A. Johnson & Son have currently?

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As of August 2026, G.A. Johnson & Son has approximately 20 employees across 1 continents, including North America. Key team members include : J. G.. Explore G.A. Johnson & Son's employee directory with LeadIQ.

What industry does G.A. Johnson & Son belong to?

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G.A. Johnson & Son operates in the Construction industry.

What technology does G.A. Johnson & Son use?

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G.A. Johnson & Son's tech stack includes WordPressMySQLOffice 365PHPZURB FoundationGenesis FrameworkApache HTTP ServerApache.

What is G.A. Johnson & Son's email format?

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G.A. Johnson & Son's email format typically follows the pattern of FLast@gajohnson.com. Find more G.A. Johnson & Son email formats with LeadIQ.

When was G.A. Johnson & Son founded?

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G.A. Johnson & Son was founded in 1874.
G.A. Johnson & Son logo

G.A. Johnson & Son

ConstructionIllinois, United States11-50 Employees

G. A. Johnson & Son is a seventh-generation general contracting and construction management firm based in Evanston, Illinois, with operations spanning six states. The company provides a broad range of services for commercial, retail, health and educational facilities, as well as residential estates, warehouses, banking facilities, and community centers, among others, offering delivery methods including design/build, general construction, construction management, and pre-construction services such as value engineering, budgeting, and constructability reviews. Its work targets developers, corporate clients, retailers, institutions, and other organizations seeking integrated construction solutions that cover both project execution and early-stage planning. With a long-standing family lineage dating back 142 years, the firm positions itself as a full-service contractor capable of handling diverse project types from interiors to expansive facilities.

Section iconCompany Overview

Phone number
NAICS Code
23 - Construction
Founded
1874
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    G.A. Johnson & Son's revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    G.A. Johnson & Son's revenue is estimated to be in the range of $1M - $10M

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