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What company did Nuha Siddiqui co-found?
erthos, a Toronto biomaterials company. The company's team page, checked September 2026, lists Siddiqui as CEO and Co-founder alongside co-founder Kritika Tyagi, and Green Prophet reported on 2026-03-05 that Siddiqui, Tyagi and Chang Dong co-founded erthos at the University of Toronto.
When did Nuha Siddiqui start erthos?
The University of Toronto's Defy Gravity campaign reported on 2021-12-13 that Siddiqui (BCom 2018, University College) co-founded the startup in her second year at U of T. Published founding dates differ: Green Prophet (2026-03-05) gives 2019, while Packaging Dive (2025-09-08) described erthos as founded seven years earlier.
What is erthos working on now?
Packaging Dive reported on 2025-09-08 that erthos had turned Zya, an AI platform it first built as an internal R&D tool, into a product for consumer-goods companies developing biopolymers for packaging, with Colgate-Palmolive as exclusive partner during development and a wider launch planned for early 2026. Siddiqui told the outlet she sees Zya as a marketplace and platform for the whole supply chain.
How much has erthos raised?
The University of Toronto reported on 2021-12-13 that Siddiqui had raised nearly $7 million in funding plus $2.8 million from the Canadian government. On the Thin Air Labs podcast The Founder Mindset, published 2024-09-10, she discussed closing a $6.5 million Series A in 2023.