United States · 
Who invested in Mainline?
Mainline's investors include Alumni Ventures and Newchip Accelerator.
United States · Series A startup
Who invested in Mainline
Funding summaryUpdated 26 Oct 2026
$250Kraised across 1 round since 2021, from 1 source
- Latest round
- Series A, $250KSept 2021
- Investors
- 2
The rounds
- Sept 2021
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Mainline as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Mainline
How much has Mainline raised?
Mainline has raised $250K across 1 round since 2021.
When did Mainline last raise?
Mainline's most recent round was a Series A of $250K in Sept 2021.
What was Mainline's biggest round?
Its most recent round, $250K in Sept 2021, is also its largest on record.
Who backed Mainline first?
Mainline's first round on record, in Sept 2021, was backed by Alumni Ventures and Newchip Accelerator.
What stage is Mainline at?
Mainline's latest named round is a Series A, in Sept 2021.
Where is Mainline based?
Mainline is based in the United States.
Companies like Mainline
In the same sector, and raised in the last eighteen months.
Find investors like these
Search every investor by what they have actually funded, then narrow to your stage and market. Free.