United States · Who invested in TopBox?
TopBox's investors include Telescope Partners/ Cascade Angels, Maryland Venture Fund and Flyover. Telescope Partners/ Cascade Angels led its latest round.
2015201620172018
$815KSeed$5.0MRoundUnited States · Funded startup
Who invested in TopBox
2 rounds we have observed, with the 3 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$5.8Mraised across 2 rounds since 2014, from 2 sources
$815KSeed$5.0MRound
- Latest round
- Round, $5.0MJul 2018
- Led by
- Telescope Partners/ Cascade Angels
- Step-upi
- 6.1×
- Investors
- 3 (1 led)
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Seed, $815K Nov 2014
- Biggest round
- $5.0M Round · Jul 2018
- Between rounds
- 3.7 years from the last two
The rounds
- Jul 2018Round$5.0M3 new
- Telescope Partners/ Cascade AngelsLead
Maryland Venture Fund- Flyover
Reported by TechCrunchSEC filing: $5.9M sold, first sale May 2018
- Nov 2014Seed$815K
No investor was named in the report.
From a historical funding recordSEC filing: $910K sold, first sale Sept 2014
Founders and team
From the SEC filings it signed: 2 on the team.
- Christopher TranquillExecutive Officer, Directori
- Jeffrey YentisExecutive Officer, Directori
On the board, as filediMickey Arabelovic
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.
Everyone who backed them
Telescope Partners/ Cascade Angelsno record of our own yet1round, led 1
Flyoverno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about TopBox
How much has TopBox raised?
TopBox has raised $5.8M across 2 rounds since 2014.
When did TopBox last raise?
TopBox's most recent round was an Undisclosed round of $5.0M in Jul 2018, led by Telescope Partners/ Cascade Angels.
What was TopBox's biggest round?
Its most recent round, $5.0M in Jul 2018, is also its largest on record.
Who backed TopBox first?
TopBox's first round on record, in Jul 2018, was backed by Telescope Partners/ Cascade Angels, Maryland Venture Fund and Flyover.
What stage is TopBox at?
TopBox's latest named round is an Undisclosed round, in Jul 2018.
Where is TopBox based?
TopBox is based in the United States.
Who led TopBox's rounds?
Telescope Partners/ Cascade Angels led the Undisclosed round in 2018.
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