# Go Lassie

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/go-lassie

- Industry: Software
- Headquarters: San Francisco, US
- Website: www.lassie.ai/
- Total disclosed funding: $35M
- Latest round: Series A (Jun 3, 2026)
- Investors on record: 2

## About

Go Lassie, Inc. is a US-based company specializing in AI-driven administrative solutions that automate operational tasks in healthcare practices, focusing on dental and medical sectors.Go Lassie, Inc. provides a platform that streamlines operational tasks for healthcare practices. Founded in the year 2020 and headquartered in San Francisco, US. Recently, In June 2026, Go Lassie raised USD 35 mn in Series A funding led by Andreessen Horowitz, with participation from Night Capital.  Steijn Pelle is the founder and CEO of Go Lassie, Inc.Lassie offers an AI-driven administrative solution tailored for healthcare practices, particularly in the dental and medical fields. Its platform automates processes such as electronic payment enrollments, EFT reconciliations, and payment postings into practice management systems, minimizing paperwork. Serving over 2,500 healthcare providers across the US, Lassie’s technology enhances efficiency by reducing time spent on administrative tasks, thereby allowing healthcare professionals to prioritize patient care.The revenue model for Lassie is based on service fees tied to the volume of administrative work conducted for healthcare practices. Clients typically engage through a subscription model, with fees assessed based on their specific workflow and transaction volume. This structure aligns Lassie's financial performance with that of its clients, fostering a collaborative approach to operational efficiency.Following the recent Series A funding round In June 2026, where Go Lassie secured USD 35 mn from Andreessen Horowitz and Night Capital, the company plans to utilize these funds to enhance business development. Future initiatives include the launch of new products aimed at improving operational capabilities and expanding into additional geographic markets, though specific regions and timelines for expansion are currently not disclosed.

## Funding rounds

- Series A, Jun 3, 2026, $35M — Andreessen Horowitz, Night Capital

## Investors

- Andreessen Horowitz (https://capitalatlas.ai/funds/andreessen-horowitz) — Series A
- Night Capital (https://capitalatlas.ai/funds/night-capital) — Series A