The shares will be listed on the SME platforms of the BSE and National Stock Exchange (NSE).
Since the beginning of this year, 21 companies have filed draft documents to collectively raise over Rs 180 crore through IPOs, according to an analysis.
Of these, 13 firms have filed papers to launch IPOs on BSE's SME platform, while the remaining eight plan to list on NSE Emerge.
Moreover, Hi-Tech Pipes already got listed on the NSE's Emerge platform last month. It has raised Rs 13.65 crore via its initial-share sale programme.
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Among the firms that filed their papers with stock exchanges are Bajaj Healthcare, Avi Agri Business, Shanti Educational Initiatives, Raghav Ramming Mass, Sitaram India Sagardeep Alloys and United Polyfab Gujarat.
These companies are from sectors such as logistics services, automotive components, infrastructure and hospitality, among others.
According to market experts, increasing number of firms coming on SME exchanges send positive signals and lend a lot of confidence to SME capital markets.
"Listing will help them enter capital markets and finally to graduate on to mainboard," Hem Securities Director Gaurav Jain said.
Since the beginning of this year, seven companies have already got listed on the SME platforms, while three will hit the capital markets this week. In 2015, 43 companies were listed to garner about Rs 327 crore from such segment.
BSE and NSE had launched SME platforms in March 2012, becoming the only two bourses to offer such a segment in the country. Since then, several companies have got listed on them and some have even shifted to the mainboard.