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Excelsior Sciences
Modular chemistry for accelerated small molecule drug discovery
About Excelsior Sciences
Excelsior Sciences of New York is a biotechnology company focused on transforming small molecule therapeutic drug discovery. The company utilizes a modular chemistry approach, leveraging 'smart blocks' as the foundational elements for drug design and synthesis. This methodology enables automated chemistry, which, when coupled with automated testing, significantly reduces the design-make-test-analyze cycle to as little as two weeks.
The firm's process is designed to rapidly generate high-quality data, which is then used to leverage artificial intelligence and machine learning (AI/ML) for multiparameter optimization, creating closed learning loops to develop better medicines quickly. This automated approach also allows for the onshoring of integrated drug discovery, with all operations based in the U.S. Excelsior Sciences operates the "Lab of the Future" in New York City, a project supported by a $25 million grant from Empire State Development (ESD) and developed in partnership with Deerfield Management Company. This automated research facility is designed to set a new standard for early-stage life sciences research.
The company is led by CEO Michael Foley, PhD. The lab aims to serve businesses within New York, offering efficiency, quality, and intellectual property protection, thereby bolstering the state's life science ecosystem. The business model centers on providing accelerated drug lead discovery services and leveraging its advanced technology platform for partnerships within the pharmaceutical and biotech industries.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2024
- Headquarters
- New York City, United States
- Employees
- 26
- Open positions
- 2
- Dealroom signal
- 60.0/100
- Industry
- Health
- Sub-industry
- Pharmaceutical, BioTechnology
- Sector
- Biotech & Life Sciences, Biotechnology, Drug Development, Core AI, Spinout, Biotech and Pharma, AI Drug Discovery, Lab Automation, DT and LS, science-based
- Business model
- Manufacturing, SaaS
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| GRANTOther financing | Dec 2025 | $25M | — | Empire State Development | ↗ |
| SERIES AOther financing | Dec 2025 | $70M | $280M | Massachusetts Institute of Technology · Cornucopian Capital · Sofinnova Partners · Illinois Ventures | ↗ |
Growth signals
Latest recorded traffic for Excelsior Sciences is 3.2K monthly website visits, up 45.5% over the last three months. Excelsior Sciences's team grew 160% over the past year.
Open positions
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed1 investor entered at this stage
Empire State Development
Series A7 investors entered at this stage
Sofinnova Partners
Khosla Ventures
Deerfield
Massachusetts Institute of Technology
Cornucopian Capital
Illinois Ventures
Eli Lilly
Other known investors1 additional known investor
University of Illinois Urbana Champaign
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Excelsior Sciences on X, ranked by likes and reposts, corporate channels excluded.
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Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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