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Syndeio Biosciences

Biotech & Life Sciences · Indianapolis, United States · Founded 2025

Developing rapid-acting therapies to enhance synaptic health and treat CNS disorders through novel synapse pharmacology MoreLess

The company is at the forefront of developing drug candidates that leverage a unique synapse pharmacology platform to address central nervous system (CNS) disorders. By focusing on synaptic health, the company targets diseases characterized by synaptic weakening, such as depression and schizophrenia, which affect over a billion people globally. The business model revolves around creating therapies that trigger lasting biological changes with a single drug dose, thereby strengthening neuron connections. This approach is not only rapid-acting but also aims to be safer and more effective than traditional methods. The company's proprietary platform, developed from the Standard University laboratory of Nobel laureate Thomas C. M.D., integrates molecular, functional, and behavioral insights to optimize synapse biology. Currently, a Phase 2a trial in collaboration with the University of Pittsburgh is underway, evaluating the potential of apimostinel, an NMDAR positive allosteric modulator, paired with digital therapy for enhanced outcomes. The company generates revenue through the development and potential commercialization of these transformative therapies, with a focus on establishing a best-in-class safety and efficacy profile for acute depression treatment. Keywords: synapse, pharmacology, CNS disorders, depression, schizophrenia, neuron connections, apimostinel, NMDAR, digital therapy, clinical trials.

Company overview

Syndeio Biosciences company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2025
Headquarters
Indianapolis, United States
Employees
23
Open positions
1
Dealroom signal
90.8
Investment activity
1 companies · latest May 2025
Capital deployed
Preferred round
ACQUISITION
client focusb2bsub industryBioTechnologybusiness modelManufacturingindustryHealthsectorBiotechnologysectorDrug DevelopmentsectorNeurologysectorMental HealthsectorSpinoutsectorBiotech and PharmasectorDT and LSsectorscience-based

Valuation & funding

Syndeio Biosciences funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES AOther financing Jun 2025 $90M $360M Eli Lilly · Palo Santo Venture Fund · Luson Bioventures · Catalio Capital Management
SPINOUTOther financing Jan 2025 $0 Stanford University
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Growth signals

Syndeio Biosciences website traffic

Latest recorded traffic for Syndeio Biosciences is 3.3K monthly website visits, up 43.5% over the last three months. Syndeio Biosciences's team grew 76.9% over the past year.

Latest monthly visits3.3K 3-month web change+43.5% 1-year team growth+76.9%
Monthly website visits15 observations · May 2025–Jul 2026
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Comparisons

Syndeio Biosciences compared with similar companies

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Showing 8 of the closest matchesCompare every metric →

Capital deployed

Syndeio Biosciences investments and acquisitions

Recent portfolio relationships for companies that also act as investors or acquirers.

Talent graph

Syndeio Biosciences's talent

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Team profiled 2 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

6 investors on Syndeio Biosciences's cap table

Sourced from Dealroom's funding and investor records.

Series A 5 investors entered at this stage
Eli Lilly
Palo Santo Venture Fund
Luson Bioventures
Catalio Capital Management
Tenmile
Other known 1 additional known investor
Stanford University

Global footprint

Where Syndeio Biosciences has talent and traffic

Workforce by country
2 countries with
team presence
🇺🇸 United States88.9%
🇦🇺 Australia11.1%
2 countries shown

In the news

Latest news about Syndeio Biosciences

Recent press, funding announcements, and product moves mentioning Syndeio Biosciences — open to read from the original sources.

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Market sentiment

What the market is saying about Syndeio Biosciences

An AI-synthesized read of the highest-engagement posts about Syndeio Biosciences on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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