

OSSA Information
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OSSA
Summary
OSSA is the leading company in the Spanish market in underground projects in Mining, Civil Engineering tunneling (Road, Rail and Subway/Metro tunnels), Underground Hydraulic Projects, and Underground ...Show more
Industries
Civil Engineering
Headquarters Location
Employees Size
500-1000 employees
Specialties
Construcción de Obras Subterráneas y Obra Civil, Minería, Energía, Túneles, galerías, pozos, cavernas
Founded
1952
Employees Turnover 3 quarter 2025
Number of employees switched from or switched to
Total number all of employee turnover
Current employees switched from
Ex-employees switched to
Length of Employment
Employee tenure at OSSA shows a diverse range of experience levels:
1% have been with the company for less than 1 year15% for 1–2 years16% for 3–4 years9% for 5–7 years9% for 8–10 years50% have over 11 years of service at OSSAEx-employees positions
In Company
In New Company
Contact top employees from
OSSA
Barbara Moncrief
Human Resources
Amanda Rodriguez
Operations Coordinator
Brian Levine
Cook II Offshore
Fadi Khater
Co-Founder
Keith Charles
Cook
Sergio Emilio Alvarez Miguel
Jefe de Obra e Ingeniero Especialista OBRAS SUBTERRANEAS
miguel vasquez
Encargado mineria
Antonio Gómez
Gerente adjunto de producción
Nattalia Morales Lordá
Asistente de Calidad
Daniel Huerta Tello
Jefe de seguridad, salud ocupacional y medioambiente
Daniela Soledad Caamaño Iturra
Administrativa
Adolfo Sicilia Mármol
Country Manager
Héctor Adolfo Araya Leiva
Ingeniero
Juan Carlos Arenas monsalve
Tecnico en perforación y maquinaria pesada
alexander guzman rodriguez
oficial perforista
Nazeer Ahmed
Tunnel Equipment Maintenance Engineer
Carlos Flores
Jefe de Topografia
Kamal Dimachkie
Board Member
Sergio Vivar Lobato
Jefe de Manejo de Contrato
Edgard Freire
operador dumper
Fabion Walker
offshore
Carlos Andres Quiroga Ossa
Ing. Prevencion de Riesgos
Mohammed Yahiya
Civil Engineer
Richard Eduardo Quiroz Molina
Capataz
Aman Anthal
Tunnel Engineer
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FAQ
OSSA operates in the Civil Engineering industries. More details can be found on the official website: ossaint.com.
The headquarters of OSSA are located in San Sebastián de los Reyes, Spain.
You can contact OSSA by phone at +34 917823400.
OSSA currently employs 500-1000 people.