Techammer

Investor type

Angel

Founded

2008

AUM

-

Location

London, England, United Kingdom

Investment Ticket

$0-1 m

Investment Stage

Seed Pre-seed Series B Late Stage (Series C+)

Region of investment

North America Europe
Investor profile last updated: 13 August, 2026

Profile

Techammer is an angel investing firm based in London, founded by Jeff Hammerbacher and Halle Tecco. Jeff's background includes founding Cloudera and working in data science, with notable roles at Facebook and Bear Stearns. Halle is the founder of Rock Health and Natalist, and serves on multiple boards. Both founders are Midwest-born and have a history in entrepreneurship and science-focused roles. The firm emphasizes their connection to impactful startups by supporting founders solving meaningful problems.

Techammer invests primarily in data science, digital health, and technologies that accelerate scientific progress. They have a particular interest in improving the lives of everyday Americans. While the firm's exact check sizes and stages aren't specified, they classify as both LPs and angel investors.

Notable investments include Jeff serving on the boards of Datavant, PerkinElmer, and emids, and Halle's involvement with Cofertility and Collective Health. The firm's interest encompasses companies with potential scientific and societal impact.

Industry

Data infra HealthTech Life Sciences Digital Healthcare Services

Contacts

Name
Title
Email
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Halle Tecco Angel Investors
Angel Investors
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Jeff Hammerbacher Angel Investors
Angel Investors
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Investment-team contacts for Techammer — including verified work emails and LinkedIn profiles — are available to Private Equity List subscribers.
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FAQs about Techammer

Techammer operates as an angel investor. It backs companies at Seed, Pre-seed, Series B and Late Stage (Series C+), writing tickets of $0-1 m.
Techammer is located in London, England, United Kingdom.
Techammer was founded in 2008.
Techammer invests in companies and startups in Data infra, HealthTech, Life Sciences, Digital, Healthcare Services.
Techammer invests in companies and startups in North America, Europe.
Techammer invests in companies and startups at Seed, Pre-seed, Series B, Late Stage (Series C+).
Techammer usually invests $0-1 m on average.
Techammer can be reached through its website techammer.co, its LinkedIn page and its X account. Its general enquiries address is [email protected]. Cold-mailing a general inbox rarely reaches a partner, so Private Equity List also lists the investment-team contacts for Techammer — names, roles, verified work emails and LinkedIn profiles — available on a Pro plan from $129/month (see pricing). Contacts are sourced from the firm's website and LinkedIn and re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.
Yes. Every field on this page — profile, funds, investment criteria, portfolio and investment-team contacts — is available programmatically through the Private Equity List REST API and MCP server, so AI assistants such as Claude and ChatGPT can query Techammer directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.
Private Equity List re-verifies investor profiles on a rolling cycle, pulling from the firm's own website and LinkedIn rather than a one-off import. This profile was last updated on 13 August, 2026. Something out of date here? Report it — we re-run that firm within 48h and get back to you.