Maths tutor Dinesh Amaratunga and seven others were remanded by the Attanagalle Magistrate till July 29 over an assault ona van driver in the Kalagedihena area last week.
The associates of Amaratunga who have been remanded are believed to be his bodyguards.
The suspects were arrested after they surrendered to the Kalagedihena Police over the incident.
Acting IGP Chandana Wickremaratne last week directed the Colombo Crime Division to probe the incident where a van driver was assaulted in Kalagedihena yesterday by a group of VIP bodyguards travelling in two Defenders.
UNP MP Ashu Marasinghe also wrote to the Acting IGP urging a probe into the matter.
The CCTV footage of the incident was widely shared on social media platforms and many TV stations reported the incident with high prominence.
The Van driver was assaulted by a group of "VIP bodyguards" who came in two Defenders. The victim was assaulted by the group for not making way for the two Defenders.
The owner of one 'VIP Defender' which was involved in a brawl in Kalagedihena has been identified as a Maths tutor named Dinesh Amaratunga. He also conducts educational programmes on a couple of privately-owned TV stations.