Angel investor · Tel Aviv, Israel
Recorded investments.
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of dated first investments
were at Angel, Pre-Seed or Seed
One dot = one company at first recorded investment.
Written insights from the recorded portfolio, with the evidence linked below.
Marius Nacht has dated investments in 21 companies. 5 first entries were at Angel, Pre-Seed or Seed (23.8%). An early-stage founder can use the sector and stage filters to find comparable companies before approaching the investor.
Explore the evidence ↗0 first company relationships appear in the latest 24 months, compared with 3 in the preceding window. The latest recorded investment is 2023-06-06. This describes observed activity through 2026-05-22; it does not establish current availability.
Explore the evidence ↗6 of 21 companies with a full 24-month observation window raised another equity round. This investor backed 1 of those companies again within that window. The difference is a reason to research the wider syndicate, rather than assume the same investor will fund the next round.
Explore the evidence ↗Cybersecurity is the largest displayed sector by company count, appearing in 4 portfolio companies; sector tags overlap. 10 first entries carry a recorded lead flag and the median first-round syndicate includes 3 other named backers. Shared rounds are evidence of co-investment, not evidence of an introduction route.
Explore the evidence ↗Start with observed behavior.
Every rate has a defined denominator.
25th–75th percentile across 20 disclosed first rounds. Total round size; the investor’s own cheque is undisclosed.
Size your round ↗22 May 2024–22 May 2026, versus 3 in the preceding 24 months.
See the rhythm ↗6 of 21 companies with a full observation window. The next round can include any investor.
Follow the path ↗1 of the same 21 companies. Build a financing plan around the wider investor market.
Explore co-investors ↗Choose your sector and stage to find
companies he first backed in that space.
A match means a recorded investment in this category. It does not establish current interest or availability.
All sectors · All entry stages. Round amounts are total financing, in USD.
Online community platform for multiple health conditions
$11M total first roundCloud-based platform for meeting management
$25M total first roundDeveloper of high-throughput NGS instrument for research
$600M total first round| Sector | Angel | Seed | Series A | All stages |
|---|---|---|---|---|
| Cybersecurity | 4 | |||
| Life Sciences | 3 | |||
| Artificial Intelligence | 3 | |||
| Cryptocurrencies | 3 | |||
| FinTech | 3 | |||
| HealthTech | 2 | |||
| Loneliness Economy | 2 |
Use stage-specific financing ranges
to frame the size of your syndicate.
Logarithmic scale. A dot marks the median; the band spans the 25th–75th percentiles. These are entire rounds, not individual cheques.
A subsequent round and repeat backing
answer different fundraising questions.
Includes first investments on or before 22 May 2024. 0 newer companies and 1 undated histories are excluded. Follow-up stops at the dataset’s latest round on 22 May 2026. These observations do not measure returns or predict a company’s outcome.
| First stage | Eligible companies | Next round ≤24 mo | Same investor again ≤24 mo |
|---|---|---|---|
| Angel | 2 | 0 / 2 | 0 / 2 |
| Seed | 3 | 0 / 3 | 0 / 3 |
| Series A | 11 | 4 / 11 | 1 / 11 |
| Series B | 3 | 2 / 3 | 0 / 3 |
| Series C | 1 | 0 / 1 | 0 / 1 |
| Series D | 1 | 0 / 1 | 0 / 1 |
Separate first investments from later
rounds in companies already backed.
*2026 is partial, through 22 May. Bar height counts first investments + repeat rounds; earlier years are complete calendar periods in this dataset.
Frequent shared rounds suggest a place
to investigate sector and stage alignment.
6 shared rounds · 4 companies
Latest shared round Nov 20225 shared rounds · 3 companies
Latest shared round Nov 20214 shared rounds · 3 companies
Latest shared round Nov 20222 shared rounds · 2 companies
Latest shared round Nov 20212 shared rounds · 2 companies
Latest shared round May 20202 shared rounds · 1 companies
Latest shared round Jun 2023Shared rounds establish recorded co-investment. They do not establish a personal connection, introduction route, or current willingness to invest.
First investment comes first.
Amounts refer to that entry round.
| Company | First backed | Entry stage | Total entry round | Same investor again? |
|---|---|---|---|---|
Wisdo ↗Ramat Hasharon | Jan 2023 | Series A | $11M | No later round recorded |
Common Ground ↗Tel Aviv | Nov 2022 | Series C | $25M | No later round recorded |
Ultima Genomics ↗Newark | May 2022 | Series D | $600M | No later round recorded |
BioGenCell ↗Netanya | May 2022 | Seed | $16M | No later round recorded |
Wint ↗New York City | Jan 2022 | Series B | $15M | No later round recorded |
GrayMatters Health ↗Haifa | Jan 2022 | Series A | $10M | No later round recorded |
Cynamics ↗Norcross | Sep 2021 | Series A | $7.0M | No later round recorded |
WaveBL ↗Kfar Saba | Mar 2021 | Series B | Undisclosed | Yes · Jun 2023 |
Aquarius Engines ↗Rosh Haayin | Nov 2020 | Series A | $10M | No later round recorded |
Aurora Labs ↗Tel Aviv | Sep 2020 | Series B | $23M | No later round recorded |
Okapi ↗New York City | Sep 2019 | Angel | $5.5M | No later round recorded |
GK8 ↗Tel Aviv | Sep 2019 | Seed | $4.0M | No later round recorded |
NeuroBlade ↗Palo Alto | Jun 2019 | Series A | $23M | Yes · Oct 2021 |
Fireblocks ↗New York | Jun 2019 | Series A | $16M | No later round recorded |
Trieye Technologies ↗Israel | May 2019 | Series A | $17M | Yes · Nov 2021 |
TriEye ↗Svelvik | May 2019 | Series A | $17M | No later round recorded |
Salt Security ↗Palo Alto | Jan 2019 | Series A | $10M | Yes · May 2020 |
Self-Custody ↗Baar | May 2018 | Angel | $27M | No later round recorded |
Tech Care ↗New York City | Jan 2018 | Seed | $1.8M | No later round recorded |
Secdo ↗New York City | Dec 2016 | Series A | $10M | No later round recorded |
SafeDK ↗Herzliya | Nov 2016 | Series A | $3.5M | No later round recorded |
No companies match these filters. Try a broader sector or stage.
Kept in the 22-company portfolio; excluded from entry-timing calculations.
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