City
Investors in Waltham, United States: Angels and VC Firms
The RaiseHunt database lists 45 investors in Waltham, United States: 17 angel investors and 28 people at 4 firms. Most list Seed and Growth among their stages.
- 45
- Waltham, United States investors
- 17
- Angel investors
- 28
- People at VC/PE firms
- 4
- Firms tagged
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45 Waltham, United States investors
Showing 1-20
| Investor | Location | Type | Markets | Contact | Actions |
|---|---|---|---|---|---|
Jim Pelusi Managing Director at Axia Partners | Waltham, United States | Angel | HardwareSaaS | View profile | |
Mikael Hagstroem angel investor and operator angel | Waltham, United States | AngelOperator angel | AIClimate | View profile | |
Michael Curtis angel investor and operator angel | Waltham, United States | AngelOperator angel | ClimateHealthcare | View profile | |
John Grossman angel investor | Waltham, United States | Angel | AIEnergy | View profile | |
Peter Barrett Partner at Atlas Venture | Waltham, United States | Venture capital | CommerceConsumer | View profile | |
Ian Daigle Investment Partner at Eastward Capital | Waltham, United States | Venture debt | AIHardware | View profile | |
John Corcoran Investor at Trinity Life Sciences | Waltham, United States | AcceleratorCorporate VC | AIHealthcare | View profile | |
Aidan Swenson Investment Analyst at PSG | Waltham, United States | Private equity | AICommerce | View profile | |
Chris Zimmel Real Estate Investor and Agent at Various | Waltham, United States | Angel | ClimateHealthcare | View profile | |
Ralph Dangelmaier Strategic Advisor at Lattice | Waltham, United States | AngelOperator angel | CommerceConsumer | View profile | |
Brett Marley angel investor and operator angel | Waltham, United States | AngelOperator angel | ConsumerEducation | View profile | |
William Booth Investor at Commonwealth Venture Funding Group | Waltham, United States | Private equity | View profile | ||
JG Julie Gionfriddo Investor at Agent Capital | Waltham, United States | Venture capital | AIHealthcare | View profile | |
BY Bryce Youngren Managing Partner at Polaris Partners | Waltham, United States | Private equityVenture capital | AIHealthcare | View profile | |
SG Scott Gieselman Partner at NGP | Waltham, United States | Private equity | AIClimate | View profile | |
AA Annie Asrari Principal at Accel-KKR | Waltham, United States | Private equity | AICommerce | View profile | |
TM Terry McGuire Partner at Polaris Partners | Waltham, United States | Venture capital | AIHealthcare | View profile | |
BS Brian Silva Global Chief Human Resources Officer at Fresenius Medical Care | Waltham, United States | Corporate VC | HardwareHealthcare | View profile | |
KB Kevin Bitterman Principal at Polaris Partners | Waltham, United States | Venture capital | AIHealthcare | View profile | |
FZ Fu Zhou Investor at Tianqi Lithium | Waltham, United States | Corporate VC | ClimateHardware | View profile |
5 of 45 Waltham, United States investors, A to Z
Grouped by first letter. Name and profile link only, the detailed rows are in the table above.ShowHide
B1
- Ben Lipps
J2
- John Lawrence
- John Warden
P2
- Paul Margolis
- Peter Roberts
Frequently asked questions
How many investors in Waltham, United States are on RaiseHunt?
RaiseHunt currently lists 45 investors in Waltham, United States.
Are investors in Waltham, United States angels or funds?
Both. 17 are angel investors putting in their own money, and 28 are people making investment decisions at 4 firms.
What stage do investors in Waltham, United States invest at?
Most list Seed and Growth among the rounds they take part in.
How do I contact investors in Waltham, United States?
Every profile shows whether an email address is on file. The addresses themselves, along with AI matching and outreach, are in the RaiseHunt app.
Is the list of investors in Waltham, United States free to browse?
Yes. The directory and every profile page are free to read. Matching your own startup against them requires an account.
Do I have to be based in Waltham, United States to raise from investors there?
Not usually. Plenty of investors back companies outside their own city, and remote first meetings are normal. Being in Waltham, United States helps with introductions and follow-on conversations, but it is rarely the thing that decides an investment.
Does a warm introduction still matter?
It helps, mostly because it moves your email out of a crowded inbox. It is not a requirement. A cold message that shows you understand what someone has already backed, and why your company fits that pattern, gets read more often than a vague introduction from a distant contact.
How do I know which Waltham, United States investors are a fit?
Look at what they have already funded rather than what their profile says they like. Stage matters most, then sector, then geography. An investor who has never funded anything at your stage is unlikely to start with you, however well the sector lines up.
How long does raising a round usually take?
Longer than most first-time founders plan for. The work splits into building the list, running outreach, taking meetings, and closing, and each stage can stretch. Start before you need the money, not when the runway is short.
What do investors look at first?
The team and the problem, in that order, before the product. Early on there is rarely enough traction to argue from numbers alone, so the question they are answering is whether these particular people are likely to work this problem out.
Should I raise from one investor or several?
Several, in almost every case. A single backer concentrates the risk of the round collapsing if that one conversation goes cold, and a group brings more introductions later. Rounds are usually assembled from a lead plus others who follow.
Data: RaiseHunt investor dataset · Snapshot 27 August 2026 · How this data is built · Report a correction or request removal
