Insights

Expansion Opportunity Expansion into Northeastern Wisconsin with a new Oshkosh facility signals potential sales interest from regional contractors and municipal projects in the area. Target local utility and civil work managers who may need integrated excavation, grading, site utilities, and plumbing design services.

OneSource Advantage Position CornerStone One as a single-source partner for end-to-end site development, offering pre-planning through engineering and implementation. Highlight value for developers and general contractors seeking streamlined procurement, reduced coordination risk, and on-time, on-budget project delivery.

MidMarket Focus With 51-200 employees and a revenue range of 25–50 million, target mid-market commercial contractors and regional builders who require scalable excavation, utilities installation, and plumbing design capabilities without expanding their own subcontractor roster.

Tech Advantage Leverage the use of Autodesk and other tech-enabled workflows to differentiate in bidding and project planning. Propose digital collaboration, BIM coordination, and real-time project tracking as value-added services to win bids from tech-forward developers.

Financial Opportunity Current revenue band suggests healthy project throughput with room to scale in additional verticals or services. Pursue larger, multi-site commercial developments and recurring maintenance contracts in Southeastern and expanding Northeastern Wisconsin markets.

CornerStone One Tech Stack

CornerStone One uses 8 technology products and services including oEmbed, Apple iCloud Mail, JSON-LD, and more. Explore CornerStone One's tech stack below.

  • oEmbed
    Dev Tools
  • Apple iCloud Mail
    Email
  • JSON-LD
    Javascript Frameworks
  • jQuery Migrate
    Javascript Libraries
  • Really Simple Discovery
    Miscellaneous
  • Priority Hints
    Performance
  • Google Tag Manager
    Tag Management
  • Autodesk
    Visualisation Software

CornerStone One's Email Address Formats

CornerStone One uses at least 1 format(s):
CornerStone One Email FormatsExamplePercentage
First.Last@cstoneone.comJohn.Doe@cstoneone.com
92%
Last@cstoneone.comDoe@cstoneone.com
6%
First.MiddleLast@cstoneone.comJohn.MichaelDoe@cstoneone.com
2%

Frequently Asked Questions

What is CornerStone One's official website and social media links?

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CornerStone One's official website is cstoneone.com and has social profiles on LinkedIn.

How much revenue does CornerStone One generate?

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As of July 2026, CornerStone One's annual revenue is estimated to be $25M - $50M.

What is CornerStone One's NAICS code?

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CornerStone One's NAICS code is 23 - Construction.

How many employees does CornerStone One have currently?

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As of July 2026, CornerStone One has approximately 55 employees across 1 continents, including North America. Key team members include Partner: J. P.Director Of Manufacturing: M. E.Service Team Manager: B. D.. Explore CornerStone One's employee directory with LeadIQ.

What industry does CornerStone One belong to?

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CornerStone One operates in the Construction industry.

What technology does CornerStone One use?

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CornerStone One's tech stack includes oEmbedApple iCloud MailJSON-LDjQuery MigrateReally Simple DiscoveryPriority HintsGoogle Tag ManagerAutodesk.

What is CornerStone One's email format?

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CornerStone One's email format typically follows the pattern of First.Last@cstoneone.com. Find more CornerStone One email formats with LeadIQ.

When was CornerStone One founded?

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CornerStone One was founded in 2003.
CornerStone One logo

CornerStone One

ConstructionWisconsin, United States51-200 Employees

CornerStone One is a construction firm based in Brookfield, Wisconsin, that provides an integrated package of site work and utilities services. It combines excavation and grading with site utilities installation and commercial plumbing system design and installation, handling projects from initial planning through engineering to execution. The company emphasizes coordination and relies on technology and clear communication to help projects meet deadlines and stay within budget.

Its primary market comprises commercial construction projects in Southeastern Wisconsin that require coordinated site preparation and utility installation. The firm has expanded into Northeastern Wisconsin with a new facility in Oshkosh, Wisconsin, signaling geographic growth beyond the original footprint.

Section iconCompany Overview

NAICS Code
23 - Construction
Founded
2003
Employees
51-200

Section iconFunding & Financials

  • $25M - $50M

    CornerStone One's revenue is estimated to be in the range of $25M - $50M

Section iconFunding & Financials

  • $25M - $50M

    CornerStone One's revenue is estimated to be in the range of $25M - $50M

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