Insights

Growth Opportunitie ISL is a mid-sized civil engineering firm with a full suite of planning, design, and construction management services, presenting opportunities to upsell integrated project delivery packages, consolidated vendor management, and streamlined PMO support for municipal and commercial infrastructure programs.

Tech Enablement The tech stack includes AutoCAD, SAP, Microsoft Power Platform, Azure, Canva, DocuSign and AI tools like ChatGPT, indicating potential for selling digital workflow optimization, data integration projects, and automated documentation or approval processes to improve project efficiency.

ScaledTeam Advantage With 501-1000 employees and nimble, integrated teams, ISL may respond well to flexible staffing or on-demand engineering resources, offering managed augmentation services for peak project periods, bid-season support, or specialized domain engineers.

Market Alignment Industry signals around construction demand and infrastructure spending suggest opportunities in municipal, commercial, and energy-related infrastructure projects where ISL’s planning through construction management capabilities can be positioned as a single-source partner to reduce risk and accelerate delivery.

FinancialFit Revenue sizing indicates a mid-market profile with potential for scoped, repeatable engagements and long-term maintenance contracts; target clients should value integrated service delivery and digital process improvements to maximize project margins and lifecycle value.

Similar companies to ISL

ISL Tech Stack

ISL uses 8 technology products and services including Canva, Microsoft Power Platform, AutoCAD, and more. Explore ISL's tech stack below.

Media & News

ISL's Email Address Formats

ISL uses at least 2 email formats:
ISL Email FormatsExamplePercentage
FLast@islengineering.comJDoe@islengineering.com
98%
Last@islengineering.comDoe@islengineering.com
2%

Frequently Asked Questions

What is ISL's phone number?

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You can contact ISL'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 ISL's stock symbol?

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ISL is a publicly traded company; the company's stock symbol is CSL.

What is ISL's official website and social media links?

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ISL's official website is islengineering.com and has social profiles on LinkedIn.

How much revenue does ISL generate?

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As of August 2026, ISL's annual revenue is estimated to be $50M - $100M.

What is ISL's SIC code and NAICS code?

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ISL's SIC code is 7389 - Business Services, Not Elsewhere Classified and NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does ISL have currently?

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As of August 2026, ISL has approximately 683 employees across 6 continents, including North America, Europe and Asia. Key team members include Chief People And Administrative Officer: R. H., Chief Operating Officer: T. P. and Chief Risk Officer (cro): G. S. Explore ISL's employee directory with LeadIQ.

What industry does ISL belong to?

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ISL operates in the Civil Engineering industry.

What technology does ISL use?

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ISL's tech stack includes Canva, Microsoft Power Platform, AutoCAD, SAP, ChatGPT, DocuSign, Microsoft Azure and Piwik PRO Core.

What is ISL's email format?

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ISL's email format typically follows the pattern of FLast@islengineering.com. Find more ISL email formats with LeadIQ.

When was ISL founded?

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ISL was founded in 1987.
ISL logo

ISL

Civil EngineeringAlberta, Canada501-1000 Employees

ISL is a civil engineering firm based in Edmonton, Alberta, Canada. It provides planning, design, and construction management services for community infrastructure projects. The company emphasizes assembling nimble, integrated teams to address the unique requirements of each assignment. This integrated approach aims to deliver end-to-end expertise by ensuring the right specialists are available when needed. Operating in the civil engineering sector, ISL maintains a substantial workforce to support infrastructure initiatives from planning through construction management.

Section iconCompany Overview

Phone number
SIC Code
7389 - Business Services, Not Elsewhere Classified
Stock Symbol
CSL
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1987
Employees
501-1000

Section iconFunding & Financials

  • $50M - $100M

    ISL's revenue is estimated to be in the range of $50M - $100M

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