7 contractor companies are registered in Kfar Sirkin.
They are listed by contractor number, from the Registrar of Contractors' list of 8 November 2026, and a name opens that company's page in the company register.

These are the branches the contractors of Kfar Sirkin are registered in.
Here is how many registrations each classification holds in Kfar Sirkin.
- א14
- אק1
- ב12
- ג11
- ג21
- ג41
- ג51
- פרידריך עופר - חברה לבנין בע"מ
Contractor number 22235
- Building ג1
- Concrete Frame ב1
- Renovation א1
- and 1 more
- ניר נווה בגדדי בע"מ
Contractor number 26866
- Building ג5
- רותם הנדסה וניהול פרוייקטים בע"מ
Contractor number 27435
- Building ג4
- שרון אייל חברה לבנין בע"מ
Contractor number 28062
- Building ג2
- קסירר יזמות עסקית בע"מ
Contractor number 30748
- Renovation א1
- גיא שובל חברה לעבודות עפר ופיתוח בע"מ
Contractor number 36712
- Yard Development א1
- Earthworks ב1
- אסף שובל בע"מ
Contractor number 43649
- Renovation אק
All contractor branchesAll companies in Kfar Sirkin
Contractors in other towns
The list of registered contractors is the Registrar of Contractors', in the Ministry of Construction and Housing, read on 8 November 2026. Names, phones, classifications and their dates are the list's own, and only companies are shown.