What departments does OSS have?

OSS has employees across 10 departments including Entrepreneurship, Sales, Operations, Program & Project Management, Finance.

What is the largest department at OSS?

The largest department at OSS is Engineering with 3 employees.

Where are OSS employees located globally?

OSS has employees across 6 continents and 50 countries including Angola, Morocco, Namibia, South Africa, Ghana.

How has OSS's team size changed over time?

OSS's team has grown from approximately 81 to 261 employees based on available data.

OSS Employee Directory

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

OSS's key employees include: Chief Executive Officer: R. H., Head Technical Sales And Customer Services: O. S..

Staffing and RecruitingDublin, Ireland501-1000 Employees

OSS is a mid-sized staffing and recruitment firm based on Nangor Road in Dublin, Ireland. It provides HR expertise and creates recruitment solutions tailored to each client, covering temporary, contract, and permanent staffing, with a focus on the construction and events sectors. The company emphasizes quality, safety, and operational excellence as core values that aim to improve workforce performance for its clients.

It positions itself within the staffing and recruiting industry to deliver solutions that align with client objectives and help organizations derive competitive advantage from their workforce. Based in Dublin, the firm serves organizations across Ireland seeking reliable staffing for construction and events.

OSS Global Highlights

Europe
170

Ireland
73
Italy
55
United Kingdom Of Great Britain And Northern Ireland
19
Netherlands
7
Germany
3
France
2
Spain
2
Sweden
2
Hungary
1
Belarus
1
Ukraine
1
Croatia
1
Azerbaijan
1
Romania
1
Denmark
1

North America
51

United States Of America
42
Canada
5
Mexico
3
El Salvador
1

Asia
41

India
16
Indonesia
5
Afghanistan
3
China
2
Iraq
2
Kazakhstan
2
Pakistan
2
Singapore
2
Viet Nam
2
Malaysia
1
Russian Federation
1
United Arab Emirates
1
Philippines
1
Saudi Arabia
1

Africa
17

Tunisia
3
Angola
2
South Africa
2
Tanzania
2
Morocco
1
Namibia
1
Ghana
1
Nigeria
1
Kenya
1
Côte D'ivoire
1
Cabo Verde
1
Ethiopia
1

South America
14

Brazil
5
Peru
5
Ecuador
2
Bolivia
2

Oceania
5

Australia
5

OSS's Leadership

R. H.
Chief Executive Officer
Mobile Phone
Email
O. S.
Head Technical Sales And Customer Services
Mobile Phone
Email
J. K.
Business Owner
Mobile Phone
Email
A. T.
Airfield Operations Controller
Mobile Phone
Email
M. C.
Project Catering Manager
Mobile Phone
Email
L. L.
Finance Manager
Mobile Phone
Email
L. C.
Senior Recruiter- Construction
Mobile Phone
Email
M. B.
Recruitment Consultant
Mobile Phone
Email

OSS Employee Metrics

100%

50%

0%

2026

2025

Recruiting
Civil Engineering & Construction
Military & Protective Services
Engineering
Accounting
Other
Education
Supply Chain
Consultant

Contact profiles from OSS

Name

Title

Contact Info

Location

Last Update

C. S.
Jailer & Safety Compliance At Echelon Datacenter, Dub11 - Jones Engeneering Construction Site
Mobile Phone
Email
IrelandDublin
Jun 01, 2026
A. B.
Hooghuis
Mobile Phone
Email
NetherlandsNorth Brabant
Mar 24, 2026
L. B.
Hydrogéologue / Bd-Sig-Modèlisation
Mobile Phone
Email
Tunisia
May 28, 2026
R. R.
Cirurgiao Geral - Ubs /Esf
Mobile Phone
Email
BrazilSão Paulo
Nov 14, 2025

Frequently Asked Questions

What is OSS known for?

OSS was founded in 2009 operates in the Staffing and Recruiting industry. Explore OSS's company overview page for more information.

What is OSS's most common email format?

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

How many employees does OSS have currently?

OSS has approximately 936 employees as of July 2026. These team members are located across 6 continents, including EuropeNorth AmericaAsia.

Who are OSS's key employees and leadership?

As of July 2026, OSS's key employees include:

Chief Executive Officer: R. H.
Head Technical Sales And Customer Services: O. S.
Business Owner: J. K.
Airfield Operations Controller: A. T.
Project Catering Manager: M. C.

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OSS Employee Directory

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