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Quality control and documentation for windows, doors and door automation in one service.

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So easy it is almost embarrassing


  • Ready to use immediately. Certo does not need to be installed on a device, and getting started takes only a moment. All your project data is always up to date and available on any device. No heavy updates.

  • Full confidence in quality and documentation. You save time and money as Certo automatically ensures that all critical work stages, inspections and regulatory documents are completed correctly.

  • Developed with its users. Certo is built on decades of industry experience in close cooperation with our customers. We know the standards and follow their changes so you do not have to.

Seamless information flow from the office to the worksite

Office and project management

Full control, automatic documentation and real-time project tracking

  • Project and service management: Create new projects, schedule service visits and track installation and service progress in real time.
  • Automatic documentation: Generate CE labels, declarations of performance (DoP) and EC declarations of conformity (DoC) automatically from one place.
  • Digital handover materials: Deliver complete handover documentation and machinery operating and maintenance instructions to the customer digitally.
  • Secure archiving: Certo maintains document archives that meet regulatory requirements on your behalf (10 years), keeping information safe, available and traceable.

Factory and production

Move away from paper-based manufacturing instructions. More reliable quality control and production tracking.

  • Digital work instructions: Employees see manufacturing instructions and factory production control (FPC) requirements directly on their device screen.
  • Inspection records and deviations: Fill in quality control records directly in production and report deviations easily. Photos and videos can be attached to the records.
  • Traceability and marking: Product marking and traceability are handled conveniently with labels and QR codes.
  • Easy label printing: Print and attach CE labels to products as soon as they are completed.

Worksite and service

Bring worksite documentation into the digital age. Your installers will not miss paper.

  • Measurement visits and positioning: Digital floor plans make positions easy to find. Measurement data is delivered to the office and production in real time.
  • Installation and commissioning: Complete installation checklists, risk analyses (e.g. EN 16005) and commissioning inspections easily directly on a mobile device.
  • Work instructions in your pocket: Installation instructions can be used digitally anywhere on site.
  • Field reporting: Report installation obstacles or service visit results to the office in real time, and add photos or videos from the site to the report.

Certo automates standards-compliant quality control for the following product categories:


  • Automatic door systems EN 16005
  • Windows and doors EN 14351-1
  • Curtain walling EN 13830
  • Natural smoke and heat exhaust ventilators EN 12101-2
  • Fire doors EN 16034
  • Execution of steel structures and aluminium structures EN 1090

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Contact us

Metce Oy

Sinimäentie 8 B
02630 Espoo

Seppo Noso

+358 50 50 10 602
seppo.noso@certo-software.com

Jari Saari

+358 400 992 642
jari@metce.fi