What departments does Deerns have?

Deerns has employees across 10 departments including Finance, Healthcare Services, Information Technology, Human Resources, Marketing.

What is the largest department at Deerns?

The largest department at Deerns is Engineering with 7 employees.

Where are Deerns employees located globally?

Deerns has employees across 5 continents and 13 countries including South Africa, Egypt, India, Kuwait, United Kingdom Of Great Britain And Northern Ireland.

How has Deerns's team size changed over time?

Deerns's team has decreased from approximately 142 to 141 employees based on available data.

Deerns Employee Directory

Engineering ServicesSouth Holland, Netherlands501-1000 Employees

Deerns is an independent engineering firm that delivers technical consulting and engineering solutions, with a long-standing presence dating back to 1928 and a network of offices worldwide. The company focuses on building systems, energy supply, and building physics, offering services that guide projects from initial concept through design, construction supervision, and aftercare. Its portfolio spans airports, healthcare organizations, data centers, laboratories and cleanrooms, and commercial real estate developers, illustrating a broad, sector-spanning capability within the built environment.

Headquartered in The Hague, South Holland, Deerns serves local, national, and international clients in the engineering services field, positioning itself as a specialist in complex building projects and sustainability-focused design. In 2025, the firm expanded its Western European footprint with offices in France and the Netherlands to meet growing demand, and it launched a Whole Life Carbon approach to emphasize life-cycle sustainability within its engineering solutions.

Deerns Global Highlights

Europe
104

Netherlands
72
Spain
13
Italy
10
United Kingdom Of Great Britain And Northern Ireland
4
Germany
4
France
1

Asia
7

Kuwait
5
India
2

North America
5

United States Of America
5

Africa
2

South Africa
1
Egypt
1

South America
2

Brazil
1
Colombia
1

Deerns's Leadership

T. V. D. M.
Chief Executive Officer
Mobile Phone
Email
E. V. D. A.
Cfo
Mobile Phone
Email
R. H.
Head Of Transactional Services, Europe
Mobile Phone
Email
H. V. D. B.
Group Commercial Director
Mobile Phone
Email
L. R.
Unit Director - Division Real Estate & Healthcare
Mobile Phone
Email
M. A.
Unit Director Airports
Mobile Phone
Email
P. D.
It Manager
Mobile Phone
Email
M. W.
People & Culture Manager
Mobile Phone
Email

Deerns Employee Metrics

100%

50%

0%

2026

2025

Engineering
Accounting
Human Resources
Administrative
Business
Other
Arts & Design

Contact profiles from Deerns

Name

Title

Contact Info

Location

Last Update

R. H.
Head Of Transactional Services, Europe
Mobile Phone
Email
NetherlandsSouth Holland
Jan 28, 2026
R. J.
Senior Advisor High-Tech
Mobile Phone
Email
NetherlandsNorth Brabant
Nov 10, 2025
S. M.
Officer - Admin & Hr Support
Mobile Phone
Email
IndiaMaharashtra
Mar 09, 2026
R. D. J.
Adviseur Medische Inrichting
Mobile Phone
Email
NetherlandsSouth Holland
Nov 19, 2025
J. H.
Senior Specialist Special Building Consultancy
Mobile Phone
Email
NetherlandsNorth Brabant
Oct 22, 2025
L. B.
Intermediate Mechanical Engineer (hvac)
Mobile Phone
Email
ItalyCampania
May 31, 2026
M. S.
In Geniere
Mobile Phone
Email
ItalyLombardy
Apr 12, 2023
M. P.
Mobile Phone
Email
UNITED STATES
Mar 08, 2023
P. R.
Responsable Departamento De Licencias
Mobile Phone
Email
SpainCatalonia
Apr 12, 2023
R. N.
Mobile Phone
Email
UNITED STATES
Mar 08, 2023

Frequently Asked Questions

What is Deerns known for?

Deerns operates in the Engineering Services industry. The company's main headquarters is located in 21f Anna Van Buerenplein The Hague, South Holland 2595 Netherlands. Explore Deerns's company overview page for more information.

What is Deerns's most common email format?

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

How many employees does Deerns have currently?

Deerns has approximately 790 employees as of May 2026. These team members are located across 5 continents, including EuropeAsiaNorth America.

Who are Deerns's key employees and leadership?

As of May 2026, Deerns's key employees include:

Chief Executive Officer: T. V. D. M.
Cfo: E. V. D. A.
Head Of Transactional Services, Europe: R. H.
Group Commercial Director: H. V. D. B.
Unit Director - Division Real Estate & Healthcare: L. R.

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Deerns Employee Directory

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