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The Whittemore Collection

Family office

Rye Brook · Pre-Seed–Late Stage

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Investment thesis

The Whittemore Collection is a single family office that manages a portfolio of public and private investments across a range of industries and development stages.

Invests inSector Agnostic

Source: firm website, verified Aug 3, 2026.

Stage
Pre-Seed–Late Stage
HQ
Rye Brook, NY, US
Instruments
Equity
Founded
2011
Tracked investments
2
IPOs
1

What they invest in

from 2 of 2 portfolio companies

Energy ×1Hardware ×1Healthtech ×1Medical Devices ×1

HQs:United States×2

Investments · 2 tracked

founders shown can be your intro path
Guided Therapeuticsguidedinc.comOTC: GTHP

Guided Therapeutics develops medical devices based on patented biophotonic technology to detect diseases earlier, with its flagship LuViva Advanced Cervical Scan identifying tissue changes that are early signs of cervical cancer.

HardwareHealthtechMedical DevicesNorcross, US

Mark L. Faupel(Director)inRick Fowler(VP Engineering)Gene S. Cartwright(Executive Officer, Director)in

BoardJohn E. Imhoff(Director)Linda Rosenstock(Director)Ronald W. Hart(Director)

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

Cobalt Technologies

Exits · 1

1 IPOs

Guided TherapeuticsOTC: GTHP

Portfolio news

latest coverage across their companies

Frequently asked questions

What stage does The Whittemore Collection invest at?
The Whittemore Collection invests at the Pre-Seed, Seed, Series A, Series B, Series C, Growth, Late Stage stages.
What sectors does The Whittemore Collection focus on?
The Whittemore Collection focuses on Sector Agnostic.
Where is The Whittemore Collection located?
The Whittemore Collection is headquartered in Rye Brook, US.

Images

The Whittemore Collection photoThe Whittemore Collection photo

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