7 contractor companies are registered in Zemer.
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 Zemer are registered in.
Here is how many registrations each classification holds in Zemer.
- אק1
- ב12
- ג16
- ג21
- ג31
- זידאן הנדסה בע"מ
Contractor number 19777
- Building ג2
- Road and Infrastructure ג3
- Water and Sewage Line ב1
- עומר מגדלים פיננסים בע"מ
Contractor number 30895
- Building ג1
- Road and Infrastructure ג1
- Water and Sewage Line ב1
- זידאן מוחמד הנדסה וניהול בע"מ
Contractor number 30988
- Building ג1
- עדלי פיתוח וגמר בע"מ
Contractor number 35468
- Road and Infrastructure ג1
- א א זימר בניין והובלה בע"מ
Contractor number 38346
- Renovation אק
- איי גיי טופ הנדסה בע"מ
Contractor number 39796
- Building ג1
- עומר הנדסה ניהול ותפעול ב
Contractor number 43276
- Building ג1
All contractor branchesAll companies in Zemer
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.