What departments does ISG have?

ISG has employees across 10 departments including Entrepreneurship, Recruiting, Human Resources, Marketing, Finance.

What is the largest department at ISG?

The largest department at ISG is Human Resources with 5 employees.

Where are ISG employees located globally?

ISG has employees across 7 continents and 70 countries including Tunisia, Egypt, South Africa, Morocco, Algeria.

How has ISG's team size changed over time?

ISG's team has decreased from approximately 4.5K to 1.1K employees based on available data.

ISG Employee Directory

Q: Who are ISG's key employees and leadership?

ISG's key employees include: Executive Assistant To The Chairman And Chief Executive Officer: D. W., Ceo: D. W., Cfo: S. B., Chief Human Resources Officer: J. F., Chief Marketing Officer: R. H..

ConstructionEngland, United Kingdom1001-5000 Employees

ISG is a construction services company based in London, United Kingdom, with a headquarters at 33 Aldgate High Street, London EC3N 1AG. The business operates in the construction industry and reports a global workforce of 2,800 specialists, with a stated employee range of 1,001 to 5,000. ISG focuses on delivering spaces and places that support the daily operations of people and businesses, combining established delivery methods with an agile, fast-paced culture. The company has grown through acquisitions, including the 2007 purchase of Kent-based Cathedral Contracts Ltd for £11.8 million, expanding its retail fit-out capabilities. In 2024, ISG was awarded the Best of BREEAM 2024 Award for Refurbishment & Fit Out for the Northcliffe House refurbishment.

ISG Global Highlights

Europe
2K

United Kingdom Of Great Britain And Northern Ireland
1.8K
Spain
32
France
29
Germany
26
Netherlands
14
Finland
13
Switzerland
12
Italy
11
Portugal
8
Belgium
7
Ukraine
5
Austria
5
Ireland
4
Poland
2
Serbia
1
Monaco
1
Azerbaijan
1
Latvia
1
Greece
1
Sweden
1
Estonia
1
Slovakia
1

North America
388

United States Of America
370
Canada
10
Mexico
3
Panama
2
Honduras
1
Jamaica
1
Dominican Republic
1

Asia
282

India
80
Malaysia
39
Singapore
33
Turkey
33
United Arab Emirates
21
China
17
Saudi Arabia
14
Russian Federation
11
Qatar
7
Philippines
6
Pakistan
4
Indonesia
3
Oman
3
Thailand
3
Kazakhstan
2
Japan
2
Iran
1
Bangladesh
1
Kuwait
1
Jordan
1

Africa
94

Tunisia
40
Algeria
21
Egypt
12
South Africa
9
Nigeria
5
Morocco
1
Guinea-bissau
1
Cameroon
1
Côte D'ivoire
1
Togo
1
Senegal
1
Gabon
1

South America
13

Brazil
7
Argentina
3
Peru
2
Chile
1

Oceania
9

Australia
9

ISG's Leadership

D. W.
Ceo
Mobile Phone
Email
S. B.
Cfo
Mobile Phone
Email
J. F.
Chief Human Resources Officer
Mobile Phone
Email
R. H.
Chief Marketing Officer
Mobile Phone
Email
T. R.
Chief Financial Officer
Mobile Phone
Email
C. B.
Vice President Saugatuck Technology
Mobile Phone
Email
R. V.
President
Mobile Phone
Email
T. S.
President
Mobile Phone
Email

ISG Employee Metrics

100%

50%

0%

2026

2025

Program & Project Management
Civil Engineering & Construction
Arts & Design
Engineering
Administrative
Other
Accounting

Contact profiles from ISG

Name

Title

Contact

Location

Last Update

A. D.
Partner
Mobile Phone
Email
Oct 21, 2024
B. F.
Partner
Mobile Phone
Email
Oct 23, 2024
B. W.
Owner
Mobile Phone
Email
United KingdomKent
Sep 08, 2025
C. W.
Partner
Mobile Phone
Email
Oct 22, 2024
C. N.
Partner Organization Change Management
Mobile Phone
Email
Oct 16, 2024
D. W.
Executive Assistant To The Chairman And Chief Executive Officer
Mobile Phone
Email
Oct 23, 2024
D. G.
Partner
Mobile Phone
Email
Oct 22, 2024
D. W.
Ceo
Mobile Phone
Email
UNITED KINGDOMWest Yorkshire
Oct 31, 2023
E. S.
Talent Partner
Mobile Phone
Email
UNITED KINGDOMLondon
Oct 31, 2023
F. B.
Partner
Mobile Phone
Email
Oct 22, 2024

Frequently Asked Questions

What is ISG known for?

ISG operates in the Construction industry; you can contact the main corporate office by phone at

+1-209-469-****

. Explore ISG's company overview page for more information.

What is ISG's most common email format?

ISG employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more ISG email formats with LeadIQ.

How many employees does ISG have currently?

ISG has approximately 2K employees as of August 2026. These team members are located across 6 continents, including EuropeNorth AmericaAsia.

Who are ISG's key employees and leadership?

As of August 2026, ISG's key employees include:

Ceo: D. W.
Cfo: S. B.
Chief Human Resources Officer: J. F.
Chief Marketing Officer: R. H.
Chief Financial Officer: T. R.

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ISG Employee Directory

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