Recently Funded Biotechnology Startups in Seattle
Updated Oct 2026
Funded Biotechnology startups in Seattle number 58 in FundedIQ, tracked with their funding rounds, amounts, investors, industries, locations and company details. This page provides an overview of the Biotechnology startup funding landscape in Seattle, along with the 58 most recently funded Biotechnology startups in Seattle.
The median disclosed round is $26M, with the middle half of rounds falling between $4.9M and $75M. Biotechnology startups in Seattle closed 28 funding rounds over the last 24 months, 15 of them in the last 12 months, and raised $1.2B in disclosed capital.
Institutional capital dominates this sector. The presence of ARCH Venture Partners and Flagship Pioneering indicates a preference for high conviction bets on platform technologies. Early stage funding leads the mix, meaning companies are often in the discovery phase. Approaching these firms requires a technical pitch that aligns with the deep science mandates of these specific venture firms.
Biotechnology funded startup statistics in Seattle
Most recent funding round on record: Sep 2026.
58 most recently funded Biotechnology startups in Seattle
58 shownOrdered by the date of the latest funding round. Each row gives the company, its location and industry, what it does, the stage and date of that round, and the disclosed amount.
Biotechnology startup funding trends in Seattle
Funding activity
Biotechnology startups in Seattle closed 28 funding rounds over the last 24 months, 15 of them in the last 12, adding up to $1.2B in disclosed capital.
Round sizes
The median disclosed round is $26M, with the middle half running from $4.9M to $75M. 26 of 28 rounds disclosed an amount.
Company size
The most common headcount band across the segment is 11-50.
Funding stages of funded Biotechnology startups in Seattle
How the last 24 months of funding rounds for funded Biotechnology startups in Seattle break down by stage.
A further 19 rounds in this period were announced without a stage label and are not ranked above.
About the FundedIQ Biotechnology startup funding data in Seattle
FundedIQ tracks announced startup funding rounds and organises them by company, funding date, stage, amount, industry, location and investor. The dataset is refreshed weekly, and new rounds are normalised and de-duplicated before they are published, so the same round reported twice on different dates is recorded once.
Figures on this page cover the 58 funded Biotechnology startups in Seattle currently tracked. Round counts, capital totals and the median round are computed over a trailing 24 months. Rounds whose amount was not disclosed (2 of 28 in that period) are counted as rounds but excluded from capital totals and from the median. The most recent round on record for funded Biotechnology startups in Seattle is dated Sep 2026.
The table above shows the 58 most recently funded companies. Full funding histories, investor lists and founder contacts across the whole dataset open on a FundedIQ plan.
Frequently asked questions
How many funded Biotechnology startups are there in Seattle?
FundedIQ tracks 58 funded Biotechnology startups in Seattle. This page lists the 58 most recently funded of them, ordered by the date of their latest round, and the full set is available on a FundedIQ plan.
How much funding have Biotechnology startups in Seattle raised?
Biotechnology startups in Seattle tracked by FundedIQ have raised $1.2B in disclosed capital across 28 funding rounds over the last 24 months, including 15 rounds in the last 12 months. 26 of those 28 rounds disclosed an amount; undisclosed rounds are excluded from the capital total.
What is a typical funding round size for Biotechnology startups in Seattle?
The median disclosed round over the last 24 months is $26M, and the middle half of rounds fall between $4.9M and $75M. Round sizes vary widely by stage, so the seed and later-stage bands sit well either side of that figure.
What is the most common funding stage for Biotechnology startups in Seattle?
Series A is the most common labelled stage, with 4 rounds in the last 24 months, ahead of Series B (2) and Series C (2). A further 19 rounds were announced without a stage label and are not counted here.
How often is the Biotechnology startup funding data in Seattle updated?
The dataset is refreshed weekly. New rounds are normalised and de-duplicated before they are published, and the most recent round currently on record for funded Biotechnology startups in Seattle is dated Sep 2026. Counts and totals on this page are recomputed on every refresh.
Related listings
Know who just raised. Then know who to reach.
Startup funding intelligence on every funded startup: the round, the investors and the founders, as a file in your inbox or searchable in the app.
Radar from $49/mo · Pro from $149/mo. Card required, nothing charged until day 15, and we email you 3 days before that. Need something specific? Custom plans from $499/mo.