Insights

Facility Expansion Keystone Construction is expanding its physical footprint in Chesterfield, MO, signaling capacity to take on larger projects and potentially attract new multi-site commercial design/build opportunities such as office campuses, retail centers, and regional facilities.

Design/Build Expertise Specialization across office, retail, industrial, sports facilities, and medical sectors positions Keystone to cross-sell integrated design/build solutions to clients seeking streamlined project delivery and single-source accountability.

Midmarket Focus With 11-50 employees and revenue in the $10M–$25M range, Keystone targets midmarket commercial clients where a value-driven design/build approach can outpace larger firms in agility and personalized service.

Technology Stack Utilizes Procore for project management and modern web tools (WordPress, Weebly, Video.js) for marketing and client engagement, suggesting opportunities to offer advanced digital project management, BIM integration, and client portals to differentiate proposals.

Momentum Opportunities Recent news of new athletic facility development with CarShield indicates active project opportunities in sports-related facilities and community-focused builds, presenting a channel for target outreach to similar nonprofit, education, and regional developers.

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Keystone Construction Company Tech Stack

Keystone Construction Company uses 8 technology products and services including Snowplow, Weebly, WordPress, and more. Explore Keystone Construction Company's tech stack below.

Snowplow
Analytics
Weebly
Content Management System
WordPress
Content Management System
Microsoft 365
Email
Procore
Facilities Management
Font Awesome
Font Scripts
Video.js
Javascript Libraries
MotoCMS
Website Builders

Media & News

Keystone Stl expands facilities to Chesterfield, Missouri, United States, Northern America, Americas.
In late 2024, CarShield and Keystone Construction Company broke ground on a new athletic facility in Chesterfield with a goal to transform youth sports in the region.
Dec 10, 2024 | www.stlmag.com

Keystone Construction Company's Email Address Formats

Keystone Construction Company uses at least 4 email formats:

Keystone Construction Company Email Formats	Example	Percentage
F.Last@keystone-stl.com	J.Doe@keystone-stl.com	54%
First.Last@keystone-stl.com	John.Doe@keystone-stl.com	21%
Last@keystone-stl.com	Doe@keystone-stl.com	17%
First@keystone-stl.com	John@keystone-stl.com	8%

Frequently Asked Questions

What is Keystone Construction Company's phone number?

You can contact Keystone Construction Company's main corporate office by phone at

+1-317-636-****

. 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 Keystone Construction Company's official website and social media links?

Keystone Construction Company's official website is keystone-stl.com and has social profiles on LinkedIn.

How much revenue does Keystone Construction Company generate?

As of September 2026, Keystone Construction Company's annual revenue is estimated to be $10M - $25M.

What is Keystone Construction Company's NAICS code?

Keystone Construction Company's NAICS code is 23 - Construction.

How many employees does Keystone Construction Company have currently?

As of September 2026, Keystone Construction Company has approximately 49 employees across 3 continents, including North America, Asia and Europe. Key team members include Proprietor: P. S., Company Secretary: E. M. and Shift Mental Mechanic: M. H. Explore Keystone Construction Company's employee directory with LeadIQ.

What industry does Keystone Construction Company belong to?

Keystone Construction Company operates in the Construction industry.

What technology does Keystone Construction Company use?

Keystone Construction Company's tech stack includes Snowplow, Weebly, WordPress, Microsoft 365, Procore, Font Awesome, Video.js and MotoCMS.

What is Keystone Construction Company's email format?

Keystone Construction Company's email format typically follows the pattern of F.Last@keystone-stl.com. Find more Keystone Construction Company email formats with LeadIQ.

When was Keystone Construction Company founded?

Keystone Construction Company was founded in 1987.

Keystone Construction Company

Q: What technology does Keystone Construction Company use?

Keystone Construction Company's tech stack includes Microsoft 365, Apache HTTP Server, reCAPTCHA, Hammer.js, Microsoft Office.

Q: What is Keystone Construction Company's NAICS code?

Keystone Construction Company's NAICS code is 23 (Construction).

ConstructionMissouri, United States11-50 Employees

Keystone Construction Company is a privately owned commercial design/build contractor based in the St. Louis region, with operations in Chesterfield, Missouri. Founded in 1987 by Bill and John Hardie, the firm delivers integrated design and construction services across office, retail, industrial, sports facilities, and medical sectors. It serves as a single-source partner for clients seeking turnkey project delivery. Keystone targets property owners and developers in its core markets, addressing the need for coordinated design and construction from concept through completion. In late 2024, the company expanded its facilities in Chesterfield and, in collaboration with CarShield, broke ground on a new athletic facility intended to transform youth sports in the region.