Live·Verified funding discovery · 2026.2
874 grants · 19 open · 435 companies · 2640 concepts874 / 19 / 435 / 2640
COMPANIESCompanies rated · 435 (no change)PROJECTSProjects rated · 70 (no change)CATALOGUE874 grants in catalogue · 19 open right nowPOWERED BYOpen Longevity · 501(c)(3) · Sherman Oaks, CACOMPANIESCompanies rated · 435 (no change)PROJECTSProjects rated · 70 (no change)CATALOGUE874 grants in catalogue · 19 open right nowPOWERED BYOpen Longevity · 501(c)(3) · Sherman Oaks, CA

Michael Greve

Greve helped make longevity more operational: Forever Healthy pushes intervention reviews and translation of molecular repair research into therapies. The capital claims are thinner than the legend.

49 / 100investorphilanthropistpopulariserforever-healthy.orgScoring AI engine · v0.6.0
Role
investorhigh confidence

The evidence plainly says he leads Kizoo's investing activities and shifted major wealth and focus into rejuvenation biotech. That is direct capital deployment into longevity ventures, and it looks like his strongest channel of impact here.

also: philanthropist, populariser, entrepreneur

Dimension breakdown

This score rates longevity commitment only. The role tags above — scientist, investor, and the rest — say what this person is; we don't score those separately.

Evidence is still sparse for this hero. Scores are shown with low-confidence warnings until more source material is harvested.

Future vision

7.0/ 10

Greve has a clear and publicly stated longevity vision centered on a world without age-related diseases and vastly extending healthy lifespan. The evidence shows ambition, durability through Forever Healthy and Kizoo, and some concrete pathway language around prevention, evidence reviews, ecosystem-building, and translation of molecular repair research into therapies. The score is not higher because the evidence does not include detailed personal theory endorsements, timelines, or a highly specific roadmap attributed directly to Greve.

medium confidence

Scientific impact

2.0/ 10

Evidence for scientific impact is sparse and indirect. There are no citation metrics, authored papers, clinical trials, or independently corroborated scientific outputs. The available evidence supports that Greve enabled longevity and rejuvenation efforts through Forever Healthy and Kizoo, but does not demonstrate field-shaping scientific influence or direct technical contributions.

low confidence

Capital deployed

4.0/ 10

Capital deployment is applicable because the evidence describes Greve as operating Forever Healthy and Kizoo in longevity/rejuvenation biotech, but the record provided contains no disclosed investment or donation amounts, no named portfolio companies or grants, and no primary/independent corroboration of actual capital deployed. The score is therefore capped and confidence is low despite plausible institution-building signals.

low confidence

Strategic taste

5.0/ 10

The dimension applies because Greve has public longevity deployment activity through Forever Healthy and Kizoo-linked rejuvenation biotech work. The evidence shows a coherent thesis: combine practical near-term health optimization with translation of molecular repair and rejuvenation research into human therapies. That supports moderate strategic taste, especially for thesis coherence and translational focus. However, the evidence is mostly self-published, lacks dates, disclosed investments, stage choices, counterfactual detail, or proof that his bets opened paths others were not seeing, so the score should not be high.

low confidence

Field creation

5.0/ 10

Field creation applies: the evidence supports that Michael Greve founded Forever Healthy, an active longevity-focused organization with initiatives around healthy lifespan extension, intervention reviews, and translation of rejuvenation research. However, the strongest operational and field-building claims come from self-published or unknown-independence sources, so the independence gate prevents a score above 5 without primary or independent corroboration of the achievement or impact.

low confidence

Bravery and conviction

7.0/ 10

Greve shows clear bravery/conviction through a substantial pivot from internet entrepreneurship into longevity and rejuvenation biotech, including personal capital deployment, Kizoo investing, and founding Forever Healthy. The evidence supports career sacrifice and magnitude-relative-to-capacity, but does not establish field-defining public risk, sustained criticism, contrarian advocacy under pressure, or personal biological risk-taking.

medium confidence

Multiplier effect

4.0/ 10

The dimension applies because Greve is presented as founding Forever Healthy and using it for longevity ecosystem-building, evidence reviews, and translational support. However, the only concrete operational evidence is self-published or unknown-independence, and there is no independent corroboration of measurable second-order outcomes such as attracting outside capital, founders, policy attention, major collaborators, or follow-on projects. Under the independence gate, this supports a modest score but not above 5.

low confidence
Vision

Destination

He leads Kizoo's investing activities and founded Forever Healthy, a private humanitarian initiative focused on extending healthy lifespan through research funding, evidence reviews, and ecosystem-building.

[S1] High

Path

Michael Greve is a German internet entrepreneur who co-founded web.de and lastminute.de before shifting much of his wealth and operating focus to longevity and rejuvenation biotech.

[S1] High
Strategy

Advance practical longevity now while supporting translation of molecular repair and rejuvenation biotechnology into human therapies.

Michael Greve’s supported strategy centers on Forever Healthy, a private humanitarian initiative aimed at enabling people to vastly extend healthy lifespan [S1]. The strategy combines near-term use of cutting-edge prevention, monitoring, and re-balancing knowledge with attention to emerging rejuvenation therapies [S1]. Its translational emphasis is explicit in the initiative to speed research on molecular repair of age-related damage into human therapies [S1]. Forever Healthy also invests effort in infrastructure for evidence-based decision-making, including reviews of health and longevity interventions and an open encyclopedia of interventions [S1]. The evidence links this work to Kizoo as a sister organization active in rejuvenation biotech, suggesting a complementary nonprofit and biotech-translation posture [S1].

UnknownUnknownHealthy Lifespan ExtensionRejuvenation BiotechnologyMolecular RepairHealth Intervention ReviewsPreventive Optimization

Notable bets

Forever HealthyFounded as a private humanitarian initiative focused on extending healthy lifespan through practical interventions, evidence-based reviews, and translation of rejuvenation research.
Portfolio

Investments

No public rows yet.

Donations

No public rows yet.

Organizations founded

Forever HealthyUnknown · Founder
Scientific output
h-index-
Citations-
Papers0
Trials0

No public rows yet.

Bravery and conviction
Shifted much of his wealth and operating focus from internet entrepreneurship to longevity and rejuvenation biotech.Large · Career Sacrifice
His longevity profile includes personal capital deployment alongside leading Kizoo investing and founding Forever Healthy.Large · Big Bet For Capacity
Belief evolution
He leads Kizoo's investing activities and founded Forever Healthy, a private humanitarian initiative focused on extending healthy lifespan through research funding, evidence reviews, and ecosystem-building.Longevity destination vision · 2026 · He leads Kizoo's investing activities and founded Forever Healthy, a private humanitarian initiative focused on extending healthy lifespan through research funding, evidence reviews, and ecosystem-building.
Michael Greve is a German internet entrepreneur who co-founded web.de and lastminute.de before shifting much of his wealth and operating focus to longevity and rejuvenation biotech.Longevity path thesis · 2026 · Michael Greve is a German internet entrepreneur who co-founded web.de and lastminute.de before shifting much of his wealth and operating focus to longevity and rejuvenation biotech.
Self-experimentation
Forever HealthyOther · Active · Michael Greve founded Forever Healthy, a private humanitarian initiative focused on extending healthy lifespan through research funding, evidence reviews, and ecosystem-building.
Shift of wealth and operating focus to longevity and rejuvenation biotechOther · Active · Michael Greve shifted much of his wealth and operating focus to longevity and rejuvenation biotech.
Connections

Companies

No public rows yet.

Collaborators and lineage

KizooOther · Forever Healthy states that sister organization Kizoo complements its mission through activity in the rejuvenation biotech space.
Mira HoldingOther · Forever Healthy describes itself as part of Mira Holding.