Freelancers and Certos

Freelancers and Certos Holland B.V. are 1 team. Besides own staff our organization works successfully together with freelancers for decades. Continues work and several projects for different national and international clients are reason that we are always looking for good freelancers.

The work is variously and the duration can be variable from a few days till a year or longer. We believe in good and long term relationships, and it is for this reason that many freelancers are working for Certos Holland B.V. for decades.

Why freelancers want to work together with Certos:

  • Certos offers varied and challenging work and projects
  • The work is offered non-committal, you decide if the work is suitable for you and your planning
  • Together with Certos Holland B.V., you are working for different good customers
  • Certos Holland B.V. is a reliable client and partner
  • We like a clear approach and a clear way of working together
  • An agreement is an agreement
  • Fast payment of invoices
  • Certos Holland B.V. supports freelancers with knowledge and experience

Technical freelancers

Certos Holland B.V. works together with and is looking for the following technical freelancers:

  • Service engineers
  • Mechanics
  • Electricians
  • Service engineers
  • Breakdown engineers
  • All-round engineers
  • Engineers
  • PLC programmers
  • Draftsmen
  • Machinists
  • Welders
  • Fitters
  • Technical managers
  • Planners
  • Project managers
  • Assembly mechanics
  • Maintenance managers
  • Technicians with knowledge and experience of machinery
  • Maintenance managers
  • Technici met kennis en specialisme van machines


Are you a technical freelancers and looking for interesting and challenging work?

Please contact us for more information.

Contact us

Since the beginning of the nineties I already work for Certos Holland B.V. One of the reasons why I like to work for Certos Holland B.V. is because the cooperation is good, although I work as a single freelancer. When you are working in the industry and with technics it is a great advantage when your client has technical knowledge, and Certos has technical knowledge. There is great support from the organization and you are never alone in a project. It feels confident. Besides these benefits, the work is great and variously.

Herbert, freelancer since 1992