Kejuruteraan Sinar Selaseh Sdn Bhd (KSS) is a 100% Bumiputera company registered with:

1. Pusat Khidmat Kontraktor (PKK) under class B
2. Lembaga Pembangunan Industri Pembinaan Malaysia (CIDB) under class G6
3. Kementerian Kewangan Malaysia
4. Syarikat Perumahan Negara Bhd. (SPNB)
5. Tenaga Nasional Berhad
6. Majlis Perbandaran Subang Jaya
7. Bank Negara Malaysia
8. Perbadanan Kemajuan Getah Malaysia
9. Universiti Teknologi MARA

KSS is a mechanical and electrical contractor which specialised in air-conditioning and ventilation system.