Waterline Ventures

Venture Capital Exempt reporting adviser

Legal name: Waterline Ventures, LLC

Cambridge, MA Website X

AUM

$256.9M
Private fund assets

Private funds

5
Venture Capital 5

Private fund assets

$256.9M
Gross asset value

Employees

—

Last Form D raise

Feb 2025
Most recent fund filing

From SEC Form ADV filing (filed Mar 2, 2026). View on SEC

People(1)

Owners and executive officers named on the firm's SEC Form ADV.

R
Robert Greenglass
Member/Manager of Waterline Ventures, LLC
Source: SEC Form ADV

Funds(5)

Private funds reported on Form ADV, with amounts raised from the funds' SEC Form D filings.

FundTypeGross assetsRaised (Form D)InvestorsLast Form DRecency
Waterline Ventures IV, L.P.Venture Capital—$21.0M19Feb 2025Cool
Waterline Ventures Nh, L.P.Venture Capital$2.4M$2.4M5Mar 2022Cold
Waterline Ventures III, L.P.Venture Capital$230.9M——Jun 2020Cold
Waterline Ventures II, L.P.Venture Capital$21.9M——Sep 2016Cold
Waterline Ventures I, L.P.Venture Capital$1.7M——Jul 2014Cold

Board seats(1)

Companies whose SEC Form D filings name one of this firm's people as a director, matched by name and office ZIP code.

Ambient Clinical Analytics
Other Health CareRochester, MNDirector: Robert Greenglass
$10.3M raised
Since Feb 2017
SEC Form D

Regulatory identifiers

CRD number
173281
SEC file number
802-118629

Sources