Insights

Sustainability Focus GK emphasizes sustainable, energy-efficient technical installations and lifecycle building services, presenting opportunities to upsell energy retrofit packages, LEED/compliance consulting, and long-term energy management contracts for both new builds and existing facilities.

Lifecycle Services With a full lifecycle approach from advisory and design to installation, operation, and service, GK can expand managed services and preventive maintenance offerings to reduce total cost of ownership for large building portfolios.

Tech Leverage GK employs a modern tech stack (cloud, Kubernetes, analytics, automation) that can be used to pitch digital twin, remote monitoring, and IoT-enabled efficiency optimization to property developers and facility managers seeking measurable energy and carbon savings.

Market Position As a leading technical contractor in Norway with mid-to-large employer base, GK is well-placed to win projects requiring complex integrations, compliance-driven installations, and sustainable retrofit work across commercial, public, and industrial sectors.

Growth Triggers Given a revenue range indicative of mid-market scale and ongoing demand for energy efficiency solutions, sales conversations can target expansions into existing building refurbishments, campus-wide upgrades, and service contracts that align with regulatory and efficiency milestones.

GK Tech Stack

GK uses 8 technology products and services including Adobe, Amazon Web Services, Kubernetes, and more. Explore GK's tech stack below.

  • Adobe
    Audio, Video, Graphics
  • Amazon Web Services
    Cloud Hosting
  • Kubernetes
    Containerization
  • Cookiebot
    Cookie Compliance
  • Microsoft 365
    Email
  • Spring Boot
    Frameworks And Libraries
  • CatalystOne
    Hris Management
  • LinkedIn
    Online Community Software

Media & News

GK's Email Address Formats

GK uses at least 1 format(s):
GK Email FormatsExamplePercentage
First.Last@gk.noJohn.Doe@gk.no
97%
F.Last@gk.noJ.Doe@gk.no
2%
First.Middle.Last@gk.noJohn.Michael.Doe@gk.no
1%

Frequently Asked Questions

What is GK's phone number?

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You can contact GK'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 GK's stock symbol?

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GK is a publicly traded company; the company's stock symbol is GKOS.

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

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GK's official website is gk.no and has social profiles on LinkedIn.

What is GK's SIC code NAICS code?

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GK's SIC code is 4899 - Communications Services, Not Elsewhere Classified NAICS code is 23 - Construction.

How many employees does GK have currently?

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As of July 2026, GK has approximately 3.4K employees across 6 continents, including EuropeAsiaAfrica. Key team members include Head Of Improvement/Developement /Business: B. M.Konsernsjef (group Ceo) | Gk Gruppen: K. R. L.Owner: V. K.. Explore GK's employee directory with LeadIQ.

What industry does GK belong to?

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GK operates in the Construction industry.

What technology does GK use?

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GK's tech stack includes AdobeAmazon Web ServicesKubernetesCookiebotMicrosoft 365Spring BootCatalystOneLinkedIn.

What is GK's email format?

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GK's email format typically follows the pattern of First.Last@gk.no. Find more GK email formats with LeadIQ.
GK logo

GK

ConstructionOslo, Norway1001-5000 Employees

GK is a large Norwegian company in the construction sector, headquartered in Oslo. It is described as a leading technical contractor and service partner that delivers technical installations and advisory services designed to generate documented energy and environmental benefits while ensuring building users' comfort throughout a building's lifecycle. The organization positions itself to support projects across the building lifecycle, from planning through operation.

Its mission centers on building sustainable societies for generations, with a focus on energy-efficient solutions for both new and existing buildings. GK offers a range of services spanning advisory and design to installation, operation and service, illustrating a full lifecycle capability. Based in Oslo, GK operates within the Norwegian construction landscape, providing technical installations and service across its lifecycle.

Section iconCompany Overview

Phone number
Website
gk.no
SIC Code
4899 - Communications Services, Not Elsewhere Classified
Stock Symbol
GKOS
NAICS Code
23 - Construction
Employees
1001-5000

Section iconFunding & Financials

  • $50M$100M

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

Section iconFunding & Financials

  • $50M$100M

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

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