ISG is an international construction services company delivering fit out, construction, engineering services, and a range of specialist solutions. It offers construction and engineering projects including commercial offices, educational campuses, hotels, leisure centres, student living, shopping outlets, and datacentres. The company's technology capabilities comprise audiovisual systems, virtual meeting installations such as telepresence and halo rooms, fiber optic installations, structured data cabling, converged IP networking, solar devices, and various energy-efficient solutions.

Employee Rating

HQLondon, GB
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ISG was founded in 1989 and is headquartered in London, GB

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Key People/Management at ISG

Paul Cossell

Paul Cossell

Chief Executive Officer & Board Member
Aydin Karaduman

Aydin Karaduman

Managing Director Europe, Managing Director, Europe
Karen Booth

Karen Booth

Chief Financial Officer
Dirk Herborn

Dirk Herborn

Finance Director Europe
Richard Hubbard

Richard Hubbard

Chief Marketing Officer
Jane Falconer

Jane Falconer

Chief Human Resources Officer
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ISG Office Locations

ISG has offices in London, Birmingham, Bradford, Cambridge and in 24 other locations
London, GB (HQ)
Aldgate House 33 Aldgate High St
Birmingham, GB
40 St Paul's Square
Bradford, GB
Chain Bar, Woodland House, Woodland park, Bradford Rd
Cambridge, GB
6 Clifton Ct
Cardiff, GB
Green Meadow Springs Business Park, Cae Gwyrdd
Chorley, GB
Foxhole Rd
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ISG Financials and Metrics

Summary Metrics

Founding Date


ISG Revenue

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ISG's revenue was reported to be £2.24 b in FY, 2018 which is a 30.9% increase from the previous period.
GBPFY, 2016FY, 2017FY, 2018



Revenue growth, %


Cost of goods sold


Gross profit

GBPFY, 2016FY, 2017FY, 2018



Accounts Receivable




Current Assets

GBPFY, 2016FY, 2017FY, 2018

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Accounts Payable


Cash From Operating Activities

GBPFY, 2016




0.3 x

Financial Leverage

6.8 x
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ISG Operating Metrics

FY, 2016FY, 2017FY, 2018



Services Provided




Order Book

£1.04 b£1.26 b£1.41 b
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ISG Acquisitions / Subsidiaries

Company NameDateDeal Size
ACE-Engenharia e Construções Limiteda
CMI Commtech Limited
Commtech Asia (Australia) Pty Limited
Commtech Asia Japan KK
Commtech (Asia) Limited
Commtech (AsiaPhilippines) Branch, Inc
Commtech Asia (Singapore) Pte Limited
Commtech Middle East Technology Services LLC
Commtech Testing Technology (Shanghai) Co. Limited
Commtech (UK) Limited
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ISG Revenue Breakdown

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ISG revenue breakdown by business segment: 14.5% from Engineering Services Europe, 22.6% from Construction, 32.4% from Fit Out UK, 14.4% from Retail UK, 14.2% from Other and 1.9% from Other

ISG revenue breakdown by geographic segment: 70.4% from United Kingdom, 10.1% from Belgium and 19.5% from Other

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ISG Cybersecurity Score

Cybersecurity ratingPremium dataset



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ISG Online and Social Media Presence

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ISG Company Culture

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ISG News and Updates

ISG to shut sites ‘ahead of government advice’

ISG is to close several of its sites amid fears over worker safety during the coronavirus crisis. Chief executive officer Paul Cossell said the company decided to act ahead of government advice to do so, and will suspend activity across all sites worldwide that do not meet “an enhanced risk profile …

ISG signs up for £40m Sky deal

ISG has won a deal worth around £40m to build an innovation centre for broadcaster Sky at its west London campus.

Transformative User Experiences the Focus of ISG Xperience Summit

Leaders from Marriott, Bank of America, MGM Resorts, VNTANA, NICE InContact and Stefanini will share strategies for delivering customer experiences that inspire loyalty Leaders from Marriott, Bank of America, MGM Resorts, VNTANA, NICE InContact and Stefanini will share strategies for delivering cust…

ISG wins design, build contract to upgrade Dubai's Capital Club

UK-headquartered contractor ISG has been awarded a design and build contract to entirely upgrade the Capital Club, the first private business club in the region located in Dubai International Financial Centre (DIFC).

ISG Named Gold Certified Automation Partner by Blue Prism

ISG’s business transformation expertise recognized as industry-leading ISG’s business transformation expertise recognized as industry-leading

ISG to Present Emerging Digital Sourcing Models at IAOP Outsourcing World Summit 2.0

STAMFORD, Conn., Feb. 13, 2020 ( ) -- Emerging delivery models that will fuel outsourcing success in the digital era will be the focus of presentations by Information Services Group (ISG) (Nasdaq: III), a leading global technology research and advisory firm, at the IAOP Outsourcing World Summit 2.0,…
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ISG Frequently Asked Questions

  • When was ISG founded?

    ISG was founded in 1989.

  • Who are ISG key executives?

    ISG's key executives are Paul Cossell, Aydin Karaduman and Karen Booth.

  • How many employees does ISG have?

    ISG has 3,629 employees.

  • What is ISG revenue?

    Latest ISG annual revenue is £2.2 b.

  • What is ISG revenue per employee?

    Latest ISG revenue per employee is £616.6 k.

  • Who are ISG competitors?

    Competitors of ISG include Tecnicas Reunidas, Barratt Developments and Kier Group.

  • Where is ISG headquarters?

    ISG headquarters is located at Aldgate House 33 Aldgate High St, London.

  • Where are ISG offices?

    ISG has offices in London, Birmingham, Bradford, Cambridge and in 24 other locations.

  • How many offices does ISG have?

    ISG has 29 offices.