The Series C round of financing also saw participation from existing investors Sequoia Capital and Norwest Venture Partners, it said in a statement.
The Singapore-based Capillary will use the capital infusion to expand its offerings, both organically and inorganically, it added.
The company has also acquired MartJack, an Asian multi channel commerce provider.
MartJack serves over 250 companies, including major global brands like Walmart, Unilever, Future Group, Lulu, Clarks, Body Shop and Aramex.
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Capillary's platform offers a one-stop solution to retail marketers to engage with their customers by capturing and analysing customer data and enabling targeted customer communications to increase loyalty and engagement.
Its customers include Pizza Hut, KFC, Puma, United Colors of Benetton, Pantaloons, Arvind Brands and Madura Garments.
"The retail sector in Asia is undergoing a significant transformation, as organised retail develops in tandem with e-commerce, and as retailers invest in tools to drive consumer loyalty and retention across online and offline channels," Warburg Pincus MD Nitin Nayar said.