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Sigma

Your AI Personal Assistant now in a todo app

Sigma is an open-source AI personal assistant inside a todo app. Sigma learns your style, organizes your day, and sweeps up the busywork—auto-creating tasks, drafting replies, and running routine workflows—so you can focus on what truly matters.
Active Founders
Harshith Mullapudi
Harshith Mullapudi

Harshith Mullapudi, Founder

Previously worked as a software engineer at Airbyte. I also worked as a founding engineer at Velocity (a Series A startup), where I built customer-facing dashboards and data pipelines.
Manik Aggarwal
Manik Aggarwal

Manik Aggarwal, Founder

Manik was a Senior Product Manager at Velocity. He scaled Velocity Insights from 0 to 1500 companies. Prior to joining Velocity, Manik worked as a Data Scientist at American Express. During his tenure, he built and maintained global credit risk models.
Manoj K
Manoj K

Manoj K, Founder

Manoj is an Engineering Leader with 7+ years of experience, successfully led data engineering and backend teams at Velocity and Emtropy Labs. At Velocity, he built robust data pipelines, effortlessly handling millions of rows daily basis. He engineered an NLP model that drastically reduced recruitment time.
Sigma
Founded:2025
Batch:Summer 2023
Team Size:3
Status:
Active
Location:San Francisco
Primary Partner:Dalton Caldwell