David Giampaolo
Angel Investor
London, United Kingdom
David Giampaolo is a seed investor in London focused on Health Care and Machine Learning. David Giampaolo is founder and CEO of Pi Capital.Giampaolo previously founded, built and sold several businesses and health club chains in the U.S. and Europe. He has financial interests in several other businesses and industries, working as an investor, advisor, and board member of some of the largest and most successful health and fitnesscompanies in the world, including Fitness First, 24 Hour Fitness, Zumba Fitness, and Zorba India.He is on the board of Coalition for Inclusive Capitalism, chairman of Gousto, and senior advisor to AMG (Affiliated Managers Group, Inc.) and BC Partners. Giampaolo is a member of YPO and CEO global business organizations and a trustee of Speakers4Schools.org and Pro Bono Economics.
- Total investments:
- 10
- Last investment:
- Lead investor:
- 10%
Last updated:
For AI agents: llms.txt
Industries David Giampaolo invests in
Stages David Giampaolo invests in
Countries David Giampaolo invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $536k–$5.5M
- Angel
- $330k–$3.9M
- Pre-Seed
- $350k–$2.9M
Investment Focus
Industry
- Health Care 2 (20%)
- Machine Learning 2 (20%)
- Artificial Intelligence 2 (20%)
- Apps 1 (10%)
- Social 1 (10%)
Stage
- Seed 3 (30%)
- Pre-Seed 3 (30%)
- Angel 2 (20%)
- Funding Round 1 (10%)
- Venture - Series Unknown 1 (10%)
Country
- United Kingdom 5 (50%)
- India 1 (10%)
- United States 1 (10%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Outcome-driven digital health support recommendation platform using machine learning and digital phenotyping - starting in mental health. | $2M / Pre-Seed / Feb 06, 2023 | ||
| WILD.AI is building a knowledge base of female datasets, across all ages, life stages, and ethnicity. The company provides the knowledge, support, and power for women to perform at their best. WILD.AI was founded in 2017 and based in San Francisco, California. | $2.9M / Pre-Seed / Jan 27, 2022 | ||
| Vinehealth’s technology applies behavioural science and AI to deliver highly personalised patient support at scale; thereby generating rich patient-reported data to inform health service delivery, drug development and research. | $5.5M / Seed / Dec 03, 2021 | ||
| Fun Dance App. | $330K / Angel / Feb 12, 2020 | ||
| Growth Street offers UK businesses a faster alternative to bank overdrafts.They see that many growing businesses need flexibility to manage their cashflow. Whether it’s managing the seasonal cycle of business or balancing invoice payments against outgoings, managing cashflow can take a lot of time, focus and energy. Often balancing the booksmeans delaying payments, leaning on suppliers or juggling costs, which can suck up your time, put pressure on your supplier relationships and generally make businesses less efficient. | $9.8M / Venture - Series Unknown / Jan 23, 2019 | ||
| Fun Dance App. | $350K / Pre-Seed / Mar 10, 2018 | ||
| OneDome is the World’s first HomeBuying platform which enables home buyers and sellers to conduct an end-to-end property transaction online. From searching for properties to engaging with estate agents, conveyancers and mortgage brokers - everything is done on one centralised consumer-centric platform. In 2019, OneDome acquiredNethouseprices.com, one of the oldest property search websites in the UK. OneDome is a listing partner of Facebook Marketplace, this partnership allows OneDome to automatically list all properties with Facebook Marketplace making it easier for Facebook users to find properties. OneDome managed websites are among the most visited property websites in the UK, attracting nearly 3Mil monthly visits and generating 4 property enquiries from its customers every minute. OneDome is working with most of the largest property companies in the UK.OneDome Group was founded in 2016 by Babek Ismayil, a former Senior Vice President of Credit Trading at J.P. Morgan. Chairman of OneDome is Sir Nigel Knowles, former CEO and Chairman of DLA Piper and current CEO of DWF Plc.OneDome has raised £13.2Mil in external funding from several prominent family offices in the UK and the USA. Our website: www.onedome.com | $3.9M / Angel / Jul 11, 2017 | ||
| WILD.AI is building a knowledge base of female datasets, across all ages, life stages, and ethnicity. The company provides the knowledge, support, and power for women to perform at their best. WILD.AI was founded in 2017 and based in San Francisco, California. | Seed / Jun 27, 2017 | ||
| Growth Street offers UK businesses a faster alternative to bank overdrafts.They see that many growing businesses need flexibility to manage their cashflow. Whether it’s managing the seasonal cycle of business or balancing invoice payments against outgoings, managing cashflow can take a lot of time, focus and energy. Often balancing the booksmeans delaying payments, leaning on suppliers or juggling costs, which can suck up your time, put pressure on your supplier relationships and generally make businesses less efficient. | $6.5M / Nov 20, 2015 | ||
| Sup app is a free mobile app that makes chance encounters and serendipitous moments with friends happen more often without the creep factor as they don’t use maps.Get notified when friends are around you. They have all been there when they check their social feeds and see that a friend they haven’t seen in ages was just round the corner;attending the same festival or event. Before you kick yourself for missing out on the chance to see them well with Sup app you can see your friends more.Sup app lets you see your friends more with notifications when friends are nearby. Interact and stay in touch with friends. Send a Sup to a friend to see if they’re free and want to meet up. It can turn a dull day into a good old catch up. | $536K / Seed / Oct 01, 2015 |
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FAQ
What does David Giampaolo invest in?
David Giampaolo invests primarily in Health Care, Machine Learning and Artificial Intelligence startups, most often at Seed and Pre-Seed stage. Most of the 10 investments tracked by Shizune back companies in United Kingdom. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is David Giampaolo's check size?
David Giampaolo typically joins rounds of $536k–$5.5M at Seed, $330k–$3.9M at Angel and $350k–$2.9M at Pre-Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds David Giampaolo participates in.
How do I contact David Giampaolo?
Public channels for David Giampaolo include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did David Giampaolo last invest?
The most recent investment recorded for David Giampaolo closed in Feb 2023. Shizune tracks 10 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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