About Cooler Heads
Cooler Heads is a Healthcare company based in San Diego (United States) founded in 1998 by Kate Dilligan. Developer of cold cap system to prevent chemotherapy side effects. Cooler Heads has raised $23.11 million across 8 funding rounds from investors including HHS, Robin Hood Ventures and MedTech Innovator. Its chief executive, as recorded, is Kate Dilligan. Cooler Heads offers products and services including Amma™. Its focus areas include Life Sciences, Oncology, Medical Devices and Therapies. Its legal entity is Cooler Heads Care, Inc. Its competitors include TriSalus Life Sciences, Delcath and Cognos Therapeutics; 2 of its 3 listed competitors have raised funding.
Company details
Cooler Heads was founded in 1998 in San Diego, United States, within the medical device sector focused on oncology care. Portable cooling systems for scalp protection are developed and offered by the company. The product Amma enables at-home cooling treatments post-chemotherapy infusions to reduce hair loss and other side effects. Operations center on device innovation for patient convenience in the U.S. market.
- Headquarters San Diego, United States
- Founders Kate Dilligan
- SectorsHealthcare
- Website coolerheads.com
- Social LinkedIn X Facebook Instagram
- Legal Name Cooler Heads Care, Inc.
- Total Equity Funding$23.11M (USD)
in 8 rounds
- Latest Funding Round$3.27M (USD), Series A
Jul 2026
- InvestorsHHS
& 4 more
Products & Services of Cooler Heads
Cooler Heads offers a comprehensive portfolio of products and services, including Amma™.
Portable system to reduce chemotherapy-induced hair loss effectively.
Funding Insights of Cooler Heads
Cooler Heads has successfully raised a total of $23.11M across 8 strategic funding rounds. The most recent funding activity was a Series A round of $3.27 million completed in July 2026. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $23.11M
- Total Rounds 8
- Last Round Series A — $3.27M
- First Round $20,000
(Oct 2018)
- Investors Count 5
All 8 funding rounds of Cooler Heads with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Jul 2026 | $3.27M | Series A | – | – | – |
| Apr 2025 | $10.59M | Series A | – | – | – |
| Apr 2023 | $9.25M | Series A | – | – | – |
| Dec 2021 | $1.5M | Unspecified | – | Robin Hood Ventures | – |
| Sep 2021 | $25,000 | Grant | – | – | |
| Feb 2021 | $2.28M | Grant | – | – | |
| Jun 2019 | $1.4M | Unspecified | – | Aloft VC | – |
| Oct 2018 | $20,000 | Unspecified | – | Ad Astra Ventures | – |
5 investors in total: 5 institutional.
Investors in Cooler Heads
Cooler Heads has secured backing from 5 investors, including venture fund and institutional investors. Prominent investors backing the company include HHS, Robin Hood Ventures and MedTech Innovator.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Early-stage investments are made in high-growth startups by this group. | 1999 | robinhoodventures.com | Philadelphia, United States | |
Acceleration of medical device, digital health, and diagnostic companies is facilitated worldwide. | medtechinnovator.org | |||
Early-stage technology investments are made by Aloft VC. | 2022 | aloftvc.com | San Francisco, United States | |
Capital and expertise are provided to visionary founders by Ad Astra Ventures. | adastra.ventures | |||
Public health and human services are overseen by HHS. | 1953 | hhs.gov |
Investor details for Cooler Heads
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
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People of Cooler Heads
8 people are tracked at Cooler Heads (7 in leadership, 1 in team).
| Name | Role | Group |
|---|---|---|
Kate Dilligan | Founder & CEO | Leadership |
Alexandra Blau Leffler | Director of Commercial Operations | Leadership |
Ryan Denney | Chief Commercial Officer | Leadership |
Caitlyn Galvin | Area Vice President, East | Leadership |
Bryan Christman | Area Vice President, Sales - US West | Leadership |
Courtney Turich | VP of North American Sales | Leadership |
Julia DeVincenzo | Director Of Training And Education | Leadership |
Lauren Gray | Account Executive | Team |
Complete people profiles for Cooler Heads
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Timeline of Cooler Heads
3 dated milestones of Cooler Heads across 28 years, from founding to its latest funding, stage changes and deals.
- Founded Cooler Heads is founded.
- Funding First funding round of $20K.
- Funding Latest funding round, Series A, of $3.3M.
Competitors of Cooler Heads
Cooler Heads has 3 listed competitors in our database, 2 of them funded. They include TriSalus Life Sciences, Delcath and Cognos Therapeutics.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| trisaluslifesci.com | 2009 | Westminster, United States | $83.37M | 100 | Developer of drug delivery devices to treat cancers | |
| delcath.com | 1987 | New York, United States | 52 | Delcath Systems, Inc. is focused on liver cancer treatments. | ||
| cognosthx.com | 2015 | Los Angeles, United States | $5.75M | 13 | Cognos Therapeutics is focused on innovative neurological and oncological treatments. |
Detailed competitors of Cooler Heads
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Web traffic of Cooler Heads
The website of Cooler Heads (coolerheads.com) receives about 2.9K visits a month.
- Monthly visits2.9K
Top companies in Oncology
3 companies that operate in the same segment as Cooler Heads (Oncology) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
mRNA-based therapeutics for diseases including cancer and infections are developed. | 2010 | Cambridge, Massachusetts, United States | USD 2.78 B | USD 1.94 B | 5,800 | |
Digital sequencing technology for cancer detection is developed. | 2012 | Redwood City, California, United States | USD 557.5 M | USD 982.02 M | 4,867 | |
Circulating tumor DNA is screened for early cancer detection. | 2016 | Menlo Park, California, United States | USD 2 B | USD 147.17 M | 1,141 |
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Frequently Asked Questions about Cooler Heads
Cooler Heads was founded in 1998 and raised its 1st funding round 20 years after it was founded.
Cooler Heads is headquartered in San Diego, United States. It is registered at San Diego, California, United States.
Kate Dilligan is the CEO of Cooler Heads, as recorded in our data. They have also founded this company.
Cooler Heads is a funded company, having raised a total of $23.11M across 8 funding rounds to date. The company's 1st funding round was a Unspecified of $20K, raised on Oct 2018.
Cooler Heads was founded in 1998 in San Diego, United States, within the medical device sector focused on oncology care. Portable cooling systems for scalp protection are developed and offered by the company. The product Amma enables at-home cooling treatments post-chemotherapy infusions to reduce hair loss and other side effects. Operations center on device innovation for patient convenience in the U.S. market.
Cooler Heads's top competitors include TriSalus Life Sciences, Cognos Therapeutics and Delcath.
Cooler Heads offers Amma™.
Cooler Heads has 5 investors. Key investors include HHS, Robin Hood Ventures, MedTech Innovator, Aloft VC, and Ad Astra Ventures.
Cooler Heads operates through Cooler Heads Care, Inc..