United States · Investor

New Rhein

Last cheque observed Feb 2026; 2 cheques on record.

Deploying nowPrivate equity

SeedSeries ASeries BLongevityHealth-techE-health

Deploying now
100%of best year1cheques in 12 months, 2 on record
Since the last cheque244days00hrs00min00sec
Median round$104MCheque size, as they say$100K – $50MRounds led1 of 2Sole investor1 rounds
Pitch New Rhein

New Rhein highlights

  1. 01

    1 cheques in the last 12 months

  2. 02

    Mostly Series A: 100% of its rounds

  3. 03

    Sole investor in 1 rounds, median $12M

What they do

Type
Private equity (from a list, unverified)
Cheque size
$100K – $50M as they say
Stages
SeedSeries ASeries BGrowth
Sectors
LongevityHealth-techE-health
Based in
Philadelphia, United States
Cold pitches
Not stated

The record

Every round we can evidence, newest first2 appearances

  1. 2026

    1 round

  2. Feb
  3. 2018

    1 round

  4. Dec
    Neuraptive TherapeuticsSeries A · US · FinSMEs$12MSole investor

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

The team

Named by the firm itself, on a filing, its Form ADV or its company registration4 named

IPIvan Philip GergelManaging Partner & Chief Medical OfficeriForm ADV
NGNayan Greg ParekhFounder & Managing PartneriForm ADV
RWRobert William CzesakChief Financial OfficeriForm ADV
SSSubhanu SaxenaManaging Partner & Chief Compliance OfficeriForm ADV

We also hold 13 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

What the register says

From the firm's own filings with the SEC, which it must file accurately by law

$291Massets it managesOct 2026
Registeredinvestment adviserfull reporting to the SEC
Legal name
NEW Rhein Healthcare Investors LLC
SEC number
CRD 300842

Funds on its Form ADV

5 private funds, $145M in gross assets · filed May 2024

  1. New Rhein Healthcare 18 L.P.Venture21 investors$41M
  2. New Rhein Healthcare 2021 (Lux) SCSPVenture19 investors$34M
  3. New Rhein Healthcare 18 (Parallel) SCSPVenture8 investors$30M
  4. New Rhein Healthcare 2021 PrivakVenture7 investors$20M
  5. New Rhein Healthcare 2021 (DE) L.P.Venture26 investors$19M

What they claim to have backed

From their own portfolio page (on their website)

0 of 1 we have independently watched raise

Investor Portal

Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.

Recently backed

The latest companies New Rhein put money into.

Quick answers about New Rhein

What does New Rhein invest in?

New Rhein invests most often at Series A (100% of the rounds on record), in sectors such as Longevity, Health-tech and E-health.

How active is New Rhein?

2 investments on record, 1 of them in the last 12 months, and it led 1. The most recent was in Feb 2026.

What has New Rhein invested in recently?

Its most recent investments on record: Alveus Therapeutics Inc. (Series A, Feb 2026) and Neuraptive Therapeutics (Series A, Dec 2018).

How big are New Rhein's cheques?

The median round it joins is $104M. It says it writes cheques of $100K to $50M.

Is New Rhein investing now?

Yes: it is actively investing, with 1 investments in the last 12 months.

What kind of investor is New Rhein?

New Rhein is a private equity firm based in Philadelphia, United States.

How much does New Rhein manage?

About $291M, as regulatory assets under management (Oct 2026).

When was New Rhein founded?

New Rhein was founded in 2011.

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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it