/Companies

Firefly Health

Wellesley, US · Founded 2016 · 102 employees on LinkedIn · 8 known investors

Find your way into Firefly Health

1,095 people in our graph share verified history with the Firefly Health team — schools, employers, funds. One of them is your warm intro.

Nancy Brownunlockedknows Jeff Greenberg · together at Firefly Health (overlapped)
×8knows the team · via Brigham and Women's Hospital
×3knows the team · via MGH

Firefly Health provides virtual primary care through dedicated care teams that include primary care physicians, nurse practitioners, health guides, nurses, and behavioral health specialists. Care is delivered via video calls and chat through the Firefly Health app.

Founders & leadership

Firefly Health was founded in 2016 by Jeff Greenberg.

JGJeff Greenberg
Jeff GreenbergFounderJeff Greenberg holds an MD/MBA from the University of Pennsylvania and completed his Internal Medicine residency at Massachusetts General Hospital. He previously served as an assistant professor at Harvard Medical School and has published peer-reviewed research before founding Firefly Health, which delivers virtual primary care through dedicated care teams.
FRFay Rotenberg
Fay RotenbergExecutive
JD
Justin DangelNamed on SEC filing
JJ
Jonathan James BushNamed on SEC filing
SM
Shirley MillsNamed on SEC filing
AE
Andy EllnerChief Clinical Advisor

Investors · 8

Funding

SEC filings, press & company announcements
▶$10.2MraisedSep 2019 · 2 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Andrew EllnerExecutive Officer, Director
  • Jeffrey GreenbergExecutive Officer
  • Justin DangelDirector
  • Nancy BrownDirector
  • Fay RotenbergExecutive Officer, Director
  • Carl ByersDirector
  • Shirley MillsExecutive Officer
  • Jonathan James BushExecutive Officer, Director
Offering amount
$10.2M
Amount sold
$10.2M
First sale
Aug 2019
Incorporated
Corporation, Delaware, 2016
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$4.1MraisedApr 2019 · 35 investors · Hospitals and Physicians
Rule 506(b)
Officers, directors & promoters on the filing
  • Andrew EllnerExecutive Officer, Director
  • Justin DangelExecutive Officer, Director
  • Jeffrey GreenbergExecutive Officer, Director
  • Fay RotenbergExecutive Officer, Director
  • Jonathan James BushDirector
  • Shirley MillsExecutive Officer
Offering amount
$4.1M
Amount sold
$4.1M
First sale
Apr 2019
Incorporated
Corporation, Delaware, 2016
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$460KraisedNov 2017 · 11 investors · Hospitals and Physicians
Rule 506(b)
Officers, directors & promoters on the filing
  • Jeffrey GreenbergExecutive Officer, Director
  • Andrew EllnerExecutive Officer, Director
  • Justin DangelExecutive Officer, Director
Offering amount
$2M
Amount sold
$460K
First sale
Oct 2017
Incorporated
Corporation, Delaware, 2016
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Founder mafia

4 people who came through Firefly Health went on to found or lead other companies.

Competitors · 4

by search overlap

Companies competing with Firefly Health for the same Google search keywords, organic and paid, via search-intersection analysis.

Frequently asked questions

What does Firefly Health do?
Firefly Health provides virtual primary care through dedicated care teams that include primary care physicians, nurse practitioners, health guides, nurses, and behavioral health specialists. Care is delivered via video calls and chat through the Firefly Health app.
Who founded Firefly Health?
Firefly Health was founded by Jeff Greenberg in 2016.
Who are Firefly Health's investors?
Firefly Health's investors include Andreessen Horowitz, East 11 Ventures, F-Prime Capital, Floating Point, MaC Venture Capital, Oak HC/FT, Premji Invest, Jam Fund.
Where is Firefly Health headquartered?
Firefly Health is headquartered in Wellesley, US.