United States · 
Who invested in MediStream?
MediStream's investors include Altos Ventures, KB Investment, Korea Development Bank and Smilegate Investment.
20162018202020222024
?Venture$19MVenture
United States · Venture startup
Who invested in MediStream
Funding summaryUpdated 26 Oct 2026
$19Mraised across 2 rounds since 2014, from 2 sources
- Latest round
- Venture, $19MDec 2025
- Investors
- 4
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Venture Dec 2014
- Biggest round
- $19M Venture · Dec 2025
- Between rounds
- 11 years from the last two
The rounds
- Dec 2025Venture$19M4 new
Source recorded
- Dec 2014VentureAmount undisclosed
No investor was named in the report.
From a historical funding record
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
The exit
ExitBuyerPriceWhen
From historical deal records. Wrong? Tell us.
Everyone who backed them
Altos VenturesVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about MediStream
How much has MediStream raised?
MediStream has raised $19M across 2 rounds since 2014. One round did not disclose an amount, so the total is a floor.
When did MediStream last raise?
MediStream's most recent round was a Venture of $19M in Dec 2025.
What was MediStream's biggest round?
Its most recent round, $19M in Dec 2025, is also its largest on record.
Who backed MediStream first?
MediStream's first round on record, in Dec 2025, was backed by Altos Ventures, KB Investment and Korea Development Bank and 1 others.
What stage is MediStream at?
MediStream's latest named round is a Venture, in Dec 2025.
Where is MediStream based?
MediStream is based in the United States.
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