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SIX

Active
Private limited companyfounded 1978active for 48 yearsSchardouwstraat 31, 8870 Izegem, BelgiumKBO/BCE: BE 0418.068.020
Summary

SIX has been active since 1978 and the Belgian Official Gazette contains no insolvency or warning signals. The 2025 annual accounts show equity of €13.5m and a net result of €1.7m. Equity remains stable across the filed financial years (±0.2% per year). Its solvency ranks better than 50% of 2,421 sector peers (NACE 43, financial year 2025). The computed 12-month bankruptcy probability is 0.2% (very low).

Register details

Identification
Legal formPrivate limited company
Founded27-02-1978
Financial year end31-12
Activities, NACEBEL 2025
43221Plumbing work
43222Installation of electric heating, air conditioning, cooling and ventilation
41001General construction of residential buildings
E-invoicing
Reachable via Peppol
Peppol ID 0208:0418068020
Also 9925:BE0418068020
Registered 03-10-2024

If you follow this company, Checked tells you the day it leaves the Peppol register.

Register as of 20 October 2026 · Peppol Directory

Scores and ratios are computed by Checked and are not a credit decision.

Check the withholding obligation If you pay this company for building or cleaning work, check before every payment whether you must withhold part of the invoice, with enterprise number 0418.068.020

Recognitions · licences · registrations

Recognised contractor

18 categories
SIX BVapproval no. 15165
  • C General road works contractsclass 1, up to €162,000
  • C1 Ordinary sewer worksclass 1, up to €162,000
  • D General building contractsclass 8, no upper limit
  • D1 All shell construction and roofing-in of buildingsclass 8, no upper limit
  • D8 Asphalt and similar roof coverings, waterproofingclass 5, up to €2,172,000
  • D16 Sanitary installations and gas heating with individual appliancesclass 6, up to €3,870,000
  • D17 Central heating, thermal installationsclass 8, no upper limit
  • D18 Ventilation, warm-air heating and air conditioningclass 8, no upper limit
Show all 18 categories
  • D20 Metal joineryclass 4, up to €1,080,000
  • D22 Metal roofing and zinc workclass 6, up to €3,870,000
  • D24 Restoration of monumentsclass 6, up to €3,870,000
  • E General civil engineering contractsclass 5, up to €2,172,000
  • G General earthworks contractsclass 5, up to €2,172,000
  • G3 Plantingclass 1, up to €162,000
  • P1 Electrical installations in buildings, with fire and burglar alarms and telecomsclass 6, up to €3,870,000
  • P2 Electrical and electromechanical installations of structures and industry, outdoor installationsclass 4, up to €1,080,000
  • P3 Overhead power linesclass 4, up to €1,080,000
  • S1 Public telephone and telegraph equipmentclass 4, up to €1,080,000
decision 31-03-2026

Dual-learning approval

5 live approvals · 2 ended
Monteur sanitaire en verwarmingsinstallaties duaal (so)
approved · 2022 to 2027
Sanitaire en verwarmingsinstallaties duaal (so)
approved · 2024 to 2029
Technicus installatietechnieken (vwo)
approved · 2024 to 2029
Technicus installatietechnieken duaal (so)
approved · 2024 to 2029
Vakman installatietechnieken (vwo)
approved · 2024 to 2029
Show 2 ended approvals
Monteur centrale verwarming (so)
discontinued · 2022 to 2025
Sanitair installateur (so)
discontinued · 2022 to 2025

Legal Entity Identifier

549300OH6TS5O5DMK079
no longer live in the LEI register

Environmental permits: No permit applications found in Flanders. Brussels and Wallonia do not publish the applicant.

Sites & property

Location & real-estate footprint
Registered office, Izegem · 1 establishment unit since 1978
registered office establishment The establishment unit on the map
Ground area
1.1 ha
Building footprint
6,694 m²
Building volume
44,709 m³
Parcel 36494D0285/00H000, Flanders · tallest building 9.4 m. Linked by address, not a title deed.
5 companies at this address See who is registered here
1 establishment unit
Schardouwstraat 31, 8870 Izegem
Plumbing work
since 1978unit no. 2.039.638.202
1 parcel
Flanders 1 (100%)
Cadastral parcel Region Area Buildings Height / floors
36494D0285/00H000 Flanders 1.1 ha 1 · 6,694 m² 9.4 m · 2
How the parcels are linked
Good to know
The parcel matches the address exactly.