Soptle, B2B retail commerce startup, has secured $300,000 in an angel round led by early-stage venture capital firms Kube VC and Soonicorn LLP. Other angel investors including Dunzo Co-founder Ankur Agarwal, Fitso Co-founder Saurabh Aggarwal and Gati CEO Pirojshaw Sarkari also participated in the funding round. The startup, founded by Pravas Chandragiri, had raised an undisclosed amount in August.