How many employees work at Mantenimiento y Montajes?

Mantenimiento y Montajes Industriales SA has 1,153 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 1.0%.

Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025

About Mantenimiento y Montajes

MASA intervenes in the entire chain of activities in the life of facilities and infrastructure, from the project phase, to the construction and assembly of the facility, start-up, maintenance and operation. MASA's service capacity is based on its network of Subsidiaries and Delegations, which ensures the agility of response to the needs of its clients, and on its Central Organization that facilitates the availability of resources where they are necessary, to attend to both contracts of continuity such as scheduled stops and emergencies. MASA was established in November as a company specialized in Maintenance, in response to the growing requirements for specialized personnel to accompany start-up and production processes of all types of industries during the 1970s and early 1900s in Spain. From the beginning, MASA embraces a preferably decentralized management system under the premise of bringing decision-making closer to the location of our clients. In the year the company Dragados y Construcciones, S.A. completes the acquisition of Grupo CAE, a group of service companies that owns MASA, whose companies are included in the operating unit called Dragados Industrial. In the year the ACS Group takes control of the Dragados Group, incorporating the Dragados Industrial companies, among which MASA was included in the group of companies within the Industrial Services Area. On January 2019, MASA became part of the industrial group Cobra I.S. after its purchase by Grupo Vinci, one of the most important industrial groups in the world.

As of September 2025

Mantenimiento y Montajes
workforce metrics

Headcount

1.2k

Avg. Salary

$31.8k

Tenure

4.3yr

Growth Rate

1.0%

Hiring Rate

Attrition Rate

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Employee Headcount

Interactive chart of Mantenimiento y Montajes annual worldwide employee count from 2023 to 2025.

  • Mantenimiento y Montajes total number of employees in 2025 was 1,154.268, a 1.0% increase from 2024.
  • Mantenimiento y Montajes total number of employees in 2024 was 1,079.828, a 1.6% increase from 2023.
  • Mantenimiento y Montajes total number of employees in 2023 was 1,079.979, a 9.4% increase from 2022.

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Employee Geographic Breakdown

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Employee Role Breakdown

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Employee Compensation

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Active Job Postings

Interactive chart of Mantenimiento y Montajes annual active job postings from 2023 to 2025.

  • Mantenimiento y Montajes active job postings in 2025 was 2, a 200.0% increase from 2024.
  • Mantenimiento y Montajes active job postings in 2024 was 0, a 0% no change from 2023.
  • Mantenimiento y Montajes active job postings in 2023 was 0, a 200.0% decline from 2022.

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Employee Sentiment

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