Jonathan Loesing
InvestorFounderVenture Scout at PICUS CAPITAL · Venture Scout at EWOR · Investor at Calm/Storm VC · Co-Founder & CEO at Rex
Berlin, Germany
Writes $250K – $750K checks · typically $500K
FoundedRex
Find your path to Jonathan
1,078 people in our graph share verified history with Jonathan — schools, employers, funds. One of them is your warm intro.
Bastian HasslingerunlockedJonathan: together at PICUS CAPITAL (2022)
×2Jonathan: together at PICUS CAPITAL
×4Jonathan: together at University of Cambridge
×5Jonathan: together at McKinsey & Company
Co-Founder & CEO at Rex
Intro paths
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In turn, Jonathan can intro founders to Rex's investors below.
Rex's investors · 5
Co-founders at Rex
JL
Julian LechnerCo-Founder & COO
Experience
- RexFounder & CEOcurrent2022 — presentBerlin, Germany
- Calm/StormSupporting Partnercurrent2025 — present
- Hochschule Neu-UlmAdjunct Lecturercurrent2026 — present
- EWORVenture Scoutcurrent2025 — present
- Picus CapitalVenture Scoutcurrent2022 — present
- McKinsey & CompanyJr. Engagement Manager2020 — 2021Berlin, Bonn, London, Munich, Copenhagen, Paris
- McKinsey & CompanyConsultant2018 — 2020
- ForexfixCo-Founder2017 — 2018Berlin Metropolitan Area
- Various CompaniesVarious Internships2011 — 2015London, Bangalore, Madrid, Berlin, Frankfurt, Bonn
Skills & more
Team Leadership27Strategy21Teamwork22Management4Public Speaking5Entrepreneurship16Startups5Social Media12Research12Foreign Languages6Current Affairs4Speech Writing4
+10 more
Political ScienceInternational RelationsProject PlanningProgram CoordinationStart-upsSQLMicrosoft OfficePowerPointMicrosoft ExcelVisual Basic for Applications (VBA)From Jonathan's professional profile.
Colleagues at PICUS CAPITAL
Abhijay Thacker
Investment Advisor at PICUS CAPITAL
Alex Smola
CEO and Co-Founder of Boson AI at PICUS CAPITAL
Alexander Samwer
Founding Partner at PICUS CAPITAL
Amit Jain
CEO at Rewired
Andreas Stryz
CTO at FINN at PICUS CAPITAL
Andy Cohen
SVP of Sales at Bill.com at PICUS CAPITAL
Annika in der Beek
Chief People Officer at Statista at PICUS CAPITAL
Anselm Bauer
Co-Founder at Alasco at PICUS CAPITAL
Network1
Investors connected to Jonathan in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Jonathan Loesing?
- Investor at Calm/Storm VC
- Where does Jonathan Loesing work?
- Jonathan Loesing is Co-Founder & CEO of Rex and Venture Scout at PICUS CAPITAL.
- What check size does Jonathan Loesing write?
- Jonathan Loesing typically writes checks of $250K – $750K.
- What companies did Jonathan Loesing found?
- Jonathan Loesing founded Rex.
- Where did Jonathan Loesing go to school?
- Jonathan Loesing studied at University of Cambridge (Bachelor's degree, Human); Stiftung Louisenlund (Abitur, Mathematics).
Founder mafias
McKinsey & Company mafia736
Also came through, then founded or led a company.
Elad GilConsultantFounded Brain Co. +1Mike SpeiserAssociateFounded Pure StorageFabrice GrindaConsultantFounded FJ labsTony XuBusiness AnalystFounded DoorDashAlexandre ProtAssociateFounded Smartven +1Jagmeet LambaSenior Strategy ConsultantFounded Certa +3
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+ 729 more
University of Cambridge mafia588
Also came through, then founded or led a company.
Stewart ButterfieldMPhilFounded Flickr +1Demis HassabisBAFounded Google Deepmind +2C. Giovanni TraversoMBFounded Teal Bio +4Inaki BerenguerPhDFounded InfiniteWatch +2Harish AgarwalMaster of Philosophy - MPhilFounded Nori +2Dušan DuffekPostgraduate Diploma in EntrepreneurshipFounded 0100Ventures +2
+ 581 more
PICUS CAPITAL mafia24
Also came through, then founded or led a company.
Anselm BauerCo-Founder at AlascoFounded Stylight +1Sebastian SchuonCo-Founder at AlascoFounded Stylight +1Sebastian BrunemeierVenture ScoutFounded Cyclone Therapeutics +1Vlad LataVenture scoutFounded KONUX +1Till WiechmannPre-Seed Venture DevelopmentFounded Tanso Technologies +1Andreas StryzCTO at FINNFounded Finn
+ 17 more
EWOR mafia16
Also came through, then founded or led a company.
Omar BawaAdvisory Board MemberFounded Goodwall +1Hubertus BessauAttractionFounded mymuesli +1Johann RozarioTraction FellowFounded Supplied +1Daniel DuboisAdvisorFounded HandledJens IngelstedtVenture ScoutFounded BuilderbaseAlexander GrotsPartnerFounded Proglove
+ 9 more
Calm/Storm VC mafia5
Also came through, then founded or led a company.
Same school
Also attended University of Cambridge1,413
Stewart ButterfieldCo-founder of Slack and FlickrDemis HassabisCo-founder & CEO of Google DeepMindNiko BonatsosFounder and Managing Partner of VerdictGeorgia StevensonInvestor at Index VenturesHannah SealInvestor at Index VenturesLeah von SiemensPartner at Manta Ray Ventures
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+ 1,407 more
Shared employers
Also worked at Rex2
Also worked at Hochschule Neu-Ulm1
Also worked at McKinsey & Company2,000
Elad GilSolo general partner investing through Gil CapitalAnn Miura-KoCo-founding Partner at FloodgateJeremy LiewPartner at Lightspeed Venture PartnersMike SpeiserManaging Director at Sutter Hill VenturesJeremy LevinePartner at Bessemer Venture PartnersFabrice GrindaCo-founder & Managing Partner at FJ Labs
+ 1,994 more
Also worked at Various Companies8
Kaushik SubramanianVenture capitalist, product personZach OschinPrincipal at Ardent VentureCenk SerdarInvestor at twozero VenturesKristin Torres MowatPartner at Health Velocity CapitalOwais KhanAssociate at Global VenturesSymon PerrimanExecutive Officer at FanWide
+ 2 more