Alpha Bio
A-Alpha Bio is a biotechnology company based in Seattle, Washington, founded in 2017. The company specializes in measuring, predicting, and engineering protein-protein interactions to enhance therapeutic discovery and improve human health. A-Alpha Bio utilizes synthetic biology and machine learning technologies to analyze millions of protein interactions simultaneously, transforming biopharmaceutical research and development. The company offers two main platforms: AlphaSeq and AlphaBind. AlphaSeq is an experimental platform that allows for rapid, high-throughput measurement of protein-protein binding affinities, providing large-scale interaction data efficiently. AlphaBind is a computational platform that predicts binding strengths from protein sequences using machine learning, aiding in the design of novel protein interactions. A-Alpha Bio collaborates with pharmaceutical companies and research institutions to support drug discovery and development, focusing on molecular glues and engineered biologics, particularly in oncology and immunotherapy. With over $64 million in funding, A-Alpha Bio is expanding its therapeutic pipeline and strengthening its innovative platforms. The company has also filed multiple patents related to its work in protein interaction measurement and engineering.
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Headcount trend
Alpha Bio went from 40 employees in Jul 2023 to 51 in Jun 2025. Jan to Jun 2025: 2 people joined, 1 left.
Headcount data through Jun 2025
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- May 2024 · $14.5M · Department of Defense
- Jul 2023 · Series A · $22.4M · Perceptive Xontogeny Ventures, Madrona, Breakout Ventures
- Sep 2021 · Series A · $20M · Madrona Venture Group, Perceptive Xontogeny Venture Fund, Lux Capital
- Jul 2020 · $800K · Bill & Melinda Gates Foundation
- May 2020 · $621K · National Science Foundation
- Sep 2019 · Seed · $2.8M · OS Fund, AME Cloud Ventures, Madrona Venture Group
- Jul 2018 · $225K · National Science Foundation
Salaries at Alpha Bio
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Alpha Bio FAQ
How many employees does Alpha Bio have?
Alpha Bio has about 51 employees, unchanged over the 3 months to Jun 2025.
Does Alpha Bio sponsor H1B visas?
Yes. Alpha Bio filed 1 H1B (LCA) application in FY2024, according to the latest U.S. Department of Labor disclosures. It was for a Engineering role.
What is Alpha Bio's revenue per employee?
Alpha Bio makes about $61K in revenue per employee, based on $3.11M annual revenue and 51 employees.
How much does Alpha Bio pay?
6figr has 2 salary profiles for Alpha Bio in India, with pay broken down by role, level and gender on the Alpha Bio salaries page. See Alpha Bio salaries
How much funding has Alpha Bio raised?
Alpha Bio has raised $61.35M in total funding.
Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.