Investors / United States / age1
age1
Venture capital · San Francisco, CA, United States · North America
age1 is an investment firm that funds companies working on longevity and age-related disease. It invests in founders developing therapeutics, tools, and technologies targeting aging, and writes checks from $500,000 to $4M.
Invests inHealthcare & Biotech
In its own wordslongevitybiotechtherapeuticsaginghealthcare
Your fit with age1
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See how your round matches what it backs, point by point.
Or find every investor that fitsage1 lists 3 checked portfolio companies on its own site and is named in 4 funding rounds, 2 of them as lead. Its most frequent entry is Seed, 67% of the companies with a known first round. Its largest theme is Healthcare & Biotech (100%). 67% of its companies are based in United States. It invests most often alongside Accelerate Blue Fund, Ada Ventures and Backed.
Counts come from funding rounds that name age1, complete from mid-2025: earlier rounds appear only when they were reported later. Round amounts and full round histories are on Fundup AI.
Entry stage
share of companies by the stage of its first roundShow as a table
| Value | |
|---|---|
| Pre-seed | 0% |
| Seed | 67% |
| Series A | 0% |
| Series B | 0% |
| Growth | 33% |
Activity by year
rounds it joined, last 10 yearsShow as a table
| Total | Rounds it led | |
|---|---|---|
| '17 | 0 | 0 |
| '18 | 0 | 0 |
| '19 | 0 | 0 |
| '20 | 0 | 0 |
| '21 | 0 | 0 |
| '22 | 0 | 0 |
| '23 | 0 | 0 |
| '24 | 0 | 0 |
| '25 | 3 | 2 |
| '26 | 1 | 0 |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Accelerate Blue Fund | 1 |
| Ada Ventures | 1 |
| Backed | 1 |
| BlueRun Ventures | 1 |
| BlueYard Capital | 1 |
| Collaborative Fund | 1 |
| Entrepreneurs First | 1 |
| Global Health Investment Corporation | 1 |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers3100%
- No longer answers00%
- Points to another company00%
- Parked or sold domain00%
A site that stops answering three checks in a row is counted as no longer answering; that is not proof of closure. A site that points to another company is often an acquisition.
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| Healthcare & Biotech | 100% | 15% |
Co-investor network
who it backs companies with, and who they back togetherAll co-investors or Compare portfolios with Accelerate Blue Fund
Compare age1 head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Recent portfolio activity
when companies last raised with age1| Date | Company | Stage |
|---|---|---|
| 9 Feb 2026 | Series A | |
| 29 Dec 2025 | Series C+ Led | |
| 17 Nov 2025 | Seed | |
| 1 Oct 2025 | Seed Led |
Round details for age1
Amounts, full round histories and every co-investor in age1's rounds are on Fundup AI. VCinfo covers investors and their portfolios.
Portfolio
3 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| Aerska develops RNA medicines to treat diseases of the brain | Healthcare & Biotech | Oct 2025Seed · 2 rounds | Funding round | |
| Loyal develops longevity drugs for dogs | Healthcare & Biotech | Dec 2025Series C+ | Funding round | |
| Skeletalis Bio develops targeted therapies for musculoskeletal health, including osteoporosis treatment | Healthcare & Biotech | Nov 2025Seed | Funding round |
About this data
site last read 5 Nov 2026- Site
- age1.com
- Last read
- 5 Nov 2026
- Watching since
- 5 Nov 2026
- Rounds since
- 1 Oct 2025
- Companies checked
- 3
Rates come from what VCinfo has observed since observation_start. Firms tend to remove companies that closed, so early rates understate reality. A company leaving a portfolio page does not mean it closed or exited. An unreachable site means our checks failed, nothing more.
Get age1's profile as data
Pull age1's portfolio, co-investors and changes through one API key or MCP, open every portfolio row, compare it with other firms, and get an email when it adds a company or files a fund.
Work email, sign-in link by email. Already have an account? Log in- Ask AI5 plain-English investor searches a day
- Full listsEvery portfolio row and two-firm overlap
- API and MCP100 REST or MCP calls a month, one key
- AlertsFollow 5 investors for portfolio and fund changes
$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/age1.com
# also
GET /v1/firms/age1.com/portfolio
GET /v1/firms/age1.com/coinvestors
GET /v1/firms/age1.com/news