Locations

OLD SAYBROOK

Private financing in OLD SAYBROOK, aggregated from public sources.

$202.4M
Capital raised
6
Companies
8
Rounds
2009
First on record
2025-04-29
Latest round

Cooling OLD SAYBROOK drew — over the last 12 months, down 100% versus the prior 12 ($200K). Of 6 companies rankable against same-niche peers, 50% model over-valued and 0% under-valued.

Capital flow over time

Quarterly capital raised in OLD SAYBROOK.

2009-Q4 · $12.0M2009-Q42010-Q4 · $849K2010-Q42012-Q2 · $2.6M2012-Q22015-Q1 · $700K2015-Q12015-Q2 · $186.0M2015-Q22025-Q2 · $200K2025-Q2
Sector mix
SectorCompaniesRoundsCapital
Manufacturing11$186.0M
Other Health Care13$12.0M
Other Technology22$3.4M
Biotechnology11$700K
Retailing11$200K
Top-funded companies
CompanySectorRaisedModeled value
Infiltrator Water Technologies Ultimate Holdings, Inc.Manufacturing$186.0M$2.1B
Medop Services LlcOther Health Care$12.0M$161.4M
Emme E2MS, LLCOther Technology$2.6M$88.6M
CyOmics, LLCBiotechnology$700K$38.6M
Market76, Inc.Other Technology$849K$36.0M
Eleven18 LlcRetailing$200K$414K
Other locations
SAN FRANCISCO$186.3BNEW YORK$184.6BBOSTON$44.5BNew York$39.7BAUSTIN$29.3BCHICAGO$28.9BLOS ANGELES$27.7BCAMBRIDGE$24.7B

Browse all locations or the full company rankings.

Frequently asked
How much venture funding have companies in OLD SAYBROOK raised?
Companies based in OLD SAYBROOK have raised approximately $202.4M across 8 recorded financing rounds among 6 companies, aggregated from public sources.
Is startup funding in OLD SAYBROOK growing?
OLD SAYBROOK funding is currently cooling: capital raised over the last 12 months was down 100% versus the prior 12 months.
What sectors are most active in OLD SAYBROOK?
The most active sectors in OLD SAYBROOK by recorded financing are Manufacturing, Other Health Care, Other Technology, Biotechnology. See the sector mix table for company and round counts.
Which are the most-funded companies in OLD SAYBROOK?
The most-funded OLD SAYBROOK companies in our coverage include Infiltrator Water Technologies Ultimate Holdings, Inc., Medop Services Llc, Emme E2MS, LLC, CyOmics, LLC, Market76, Inc.. See the ranked table for disclosed capital and modeled valuations.