🦊/Investors

Rapha Capital Management, LLCFull Portfolio

22 tracked investments · listed companies and verified rows first

AsclepiX Therapeutics, Inc.asclepix.cominNov 2018 · $5M

Biopharmaceutical company using computational biology to identify and develop novel peptide therapies, including AXT107 for retinal/eye diseases.

BiotechBethesda, US

Aleksander S. Popel, PhD(Executive Officer, Director)Jordan J. Green(Executive Officer, Director)inWendy Perrow(Executive Officer, Director)in

PartnerKevin M. Slawin· solo GP

Co-investorsPerceptive Xontogeny Venture

Bellicumbellicum.com

PartnerKevin M. Slawin· solo GP

Co-investorsAvoro Capital AdvisorsSolasta Ventures

DELiver Therapeuticsdelivertherapeutics.com

DELiver Therapeutics develops small molecule and peptide therapeutics using high-throughput DNA encoded library (DEL) drug screening to address challenging and previously "undruggable" targets in clinical medicine, with a focus on tyrosine kinase targets.

BiotechDeep TechHealthtechLongevityHouston, US

Kevin Slawin(Founder)in

PartnerKevin M. Slawin· solo GP

Delivertheradeliverthera.com

Deliver Therapeutics develops small molecule and peptide therapeutics using DNA-encoded library screening to address difficult and previously undruggable clinical targets in medicine.

BiotechDeep TechLongevityMedical DevicesHouston, US

Kevin Slawin(Founder and CEO)in

PartnerKevin M. Slawin· solo GP

Demeetra AgBio, Inc.demeetra.comin

Demeetra is a genome engineering company that develops precision gene-editing platforms — including Cas-CLOVER, Harbor-IN and Super piggyBac transposases and CleanCut CHO host cell lines — along with integrated cell line development and GMP manufacturing services.

BiotechDeep TechHealthtechLexington, US

Jack Crawford(CEO)in

PartnerKevin M. Slawin· solo GP

Eos SENOLYTIXeossenolytix.comJun 2026

Eos SENOLYTIX develops senolytic peptides designed to restore cellular balance in aged or senescent cells across body organs, focusing on gerotherapeutics.

BiotechHealthtechLongevityHouston, US

Kevin Slawin, M.D.(Founder and CEO)inKevin Mark Slawin(Executive Officer, Director)in

BoardJerold Winograd(Director)Frank Bartlett McGuyer(Director)

PartnerKevin M. Slawin· solo GP

FIZE Medical, Inc.fizemedical.cominSeries A · Apr 2021 · $5M

FIZE Medical develops an automated digital platform for fluid management in clinical settings, using real-time data to support clinical decision-making.

AI & Machine LearningDigital HealthHealthtechMedical Devices

Noam Levine(Founder)in

PartnerKevin M. Slawin· solo GP

Imagin Medical, Inc.imaginmedical.com𝕏Oct 2020

BiotechAuburndale, US

Jim Hutchens(Executive Officer, Director)inJohn Vacha(Executive Officer, Director)Ken Daignault(Director)Chris Bleck(Director)Robin Atlas(Director)

PartnerKevin M. Slawin· solo GP

K2 Biolabsk2-biolabs.comin

K2bio operates a fully equipped, AAALAC-accredited contract vivarium facility in Houston supporting preclinical research for biotechnology and pharmaceutical companies.

BiotechDeep TechHealthtechHouston, US

Daniel Clark(Chief Financial Officer)inKieron Jones(Chief Executive Officer and Member of the Board of Directors)in

BoardKevin Slawin(Member of the Board of Directors)inAndrew DeSomma(Member of the Board of Directors)Gerard Fleury(Member of the Board of Directors)Clifford J. Stocks(Member of the Board of Directors)

PartnerKevin M. Slawin· solo GP

NexImmuneneximmune.comin𝕏

NexImmune is a biotechnology company developing antigen-directed immunotherapies based on its proprietary AIM nanoparticle platform, which mimics dendritic cell signaling to activate antigen-specific T cell responses.

BiotechMedical DevicesGaithersburg, US

Jonathan Schneck(Director)Alain Cappeluti(Executive Officer, Director)Kenneth Carter(Executive Officer, Director)

BoardJanis Naeve(Director)James Barrett(Director)

PartnerKevin M. Slawin· solo GP

Co-investorsPfizer Venture InvestmentsNew Enterprise Associates (NEA)

Numat Technologiesnumat.comin𝕏

Numat develops metal-organic frameworks (MOFs) and manufactures them at industrial scale through an integrated campus with ISO 9001:2015 certified quality management.

Advanced ManufacturingCleantechDeep TechNew MaterialsIllinois, US

Ben Hernandez(Founder and Chief Executive Officer)inDr. Omar Farha(Founder and Chief Scientific Officer)

BoardT. Jay Collins(Director)Bill Kroll(Director)Luka Erceg(Director)Jeff Klunzinger(Director)

PartnerKevin M. Slawin· solo GP

Co-investorsGlobal BrainTEL Venture Capital, Inc.Universal Materials Incubator

Perseus SENOLYTIXperseussenolytix.comin

Perseus SENOLYTIX is a gerotherapeutics company developing senolytic peptides to target senescent cells and restore cellular balance in aging organisms.

BiotechDeep TechLongevityMiami, US

Kevin Slawin, M.D.(Founder and CEO)inMichael A. Corsello, Ph.D.(Vice President of Operations)Daniel Jasinski, Ph.D.(Vice President of Research)

PartnerKevin M. Slawin· solo GP

Phoenix SENOLYTIXphoenixsenolytix.com

Phoenix SENOLYTIX develops gene therapies targeting senescent cells to address aging-related conditions.

BiotechDeep TechHealthtechLongevityHouston, US

Kevin Slawin, M.D.(Founder and CEO)in

PartnerKevin M. Slawin· solo GP

Ponce Auroraponceaurora.com

Ponce Aurora develops mitochondrial-targeting longevity products including a full-body treatment and energy beverages powered by MitoXcel™ technology, which addresses age-related decline in mitochondrial function.

BiotechConsumerLongevityWellness & FitnessMiami, US

Kevin Slawin(Founder and CEO)inHélène Roth-Bergman(Chief Business and Commercial Officer)

PartnerKevin M. Slawin· solo GP

Ponce Therapeutics, Inc.poncetherapeutics.com

Ponce Aurora is a longevity company developing cosmetics, beverages, and supplements that target aging-related cellular issues using proprietary geropeptide technology.

ConsumerHealthtechLongevity

PartnerKevin M. Slawin· solo GP

Poseida Therapeuticsposeida.comin

Poseida Therapeutics develops cell therapy candidates and related platform technologies for healthcare applications.

BiotechHealthtechSan Diego, US

Eric Ostertag(Executive Officer, Director)Mark Gergen(Executive Officer, Director)

BoardAdrian Howd(Director)David Hirsch(Director)

PartnerKevin M. Slawin· solo GP

Co-investorsAisling CapitalLongitude CapitalVivo Capital

PrintBioprintbio.comin

PrintBio manufactures 3D-printed bioresorbable surgical meshes designed for hernia repair and soft tissue support.

BiotechHardwareHealthtechMedical DevicesNew MaterialsHouston, US

Kevin Slawin(Founder, Chairman and CEO)inFrank McGuyer(Founder, Chairman of the Board)

PartnerKevin M. Slawin· solo GP

SENOTHERAPEUTIXsenotherapeutix.com

Senotherapeutix (d/b/a Gerotherapeutix) develops gerotherapeutics based on its MitoXcel geropeptide platform, which targets mitochondrial mechanisms of cellular aging to improve healthspan and extend lifespan.

BiotechHealthtechLongevityHouston, US

Dr. Slawin(Founder & Leader)

PartnerKevin M. Slawin· solo GP

Sightlysightly.comin

Sightly, based in Silicon Valley, makes software for planning and analyzing video advertising campaigns.

FintechMedia & EntertainmentSilicon Valley, US

Adam KatzinJeff TagliabueRalph MackinJohn Zdanowski(Executive Officer, Director)John McIntyre(Executive Officer, Director)

PartnerKevin M. Slawin· solo GP

Co-investors500 GlobalLaconiaPlug and Play Ventures

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

Bellicum Pharmaceutical, Inc.Bellicum Pharmaceuticals

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.