STS Ventures GmbH — Full Portfolio

AbeBooks is an online marketplace where independent booksellers offer new, used, rare, and antiquarian books as well as art objects and collectibles.

E-commerceMarketplaces

Co-investorsACActon Capital

Acorns provides automated investment services that allow users to invest in diversified portfolios of exchange-traded funds (ETFs) composed of stocks and bonds, with options including Bitcoin-linked ETFs.

FintechIrvine, US

JCJeff Cruttenden(Founder)inWCWalter Cruttenden(Founder)inMark Dru(Founder)inMichael Bloch(Founder)

BoardJim Caccavo(Director)Jay Fishman(Director)

Co-investorsA-A-Rod CorpANAnsa CapitalBABain Capital VenturesBLBlack Jays VenturesCOComcast VenturesCOConnetic Ventures+18 more

ampido operates an online platform for finding, reserving, and paying for parking spaces up to 90 days in advance, with in-app navigation to the spot.

MarketplacesMobility & TransportationBerlin, DE

Co-investorsHOHOWZAT Partners

Audibene sells hearing aids and related digital solutions for people with hearing loss through Germany's largest network of partnered acousticians.

Digital HealthHealthtechMedical DevicesBerlin, DE

Co-investorsACActon CapitalHEHeartcore CapitalSUSunstone Capital

Autengo is an automotive dealership management system (DMS/Autohausmanager) and is part of the ALZURA Tyre24 Group, a European e-commerce operator for the automotive sector.

B2B MarketplacesE-commerceRetail TechSaaSFrankfurt, DE

B2X provides a platform and operational orchestration services for managing the complete lifecycle of electronic hardware—from inbound warehousing through deployment, maintenance, repair, returns, and refurbishment—for technology brands and operators across consumer electronics, retail automation, enterprise, and mission-critical sectors.

Enterprise SoftwareLogistics & Supply ChainSaaSMunich, DE

Co-investorsBABarkawi GroupCICipio PartnersEAEarlybird Venture CapitalGRGrazia Equity GmbH

Baqend offers Speed Kit, a software-as-a-service that accelerates website performance using service worker browser technology and caching.

Cloud ComputingDeveloper ToolsE-commerceSaaSHamburg, DE

FGFelix Gessert(CEO)in

Carsale24 is an online marketplace where private sellers can list and sell their vehicles to verified dealers across Germany for free.

B2B Marketplaces

Co-investorsHVHV Capital

Deutsche Fensterbau supplies and installs windows and doors for residential customers, handling consultation, project management, and installation through a network of local craftspeople.

Construction TechConsumer

Emma sells mattresses and sleep products directly to consumers, offering a 100-night home trial, a 10-year warranty, and installment payments via Klarna.

ConsumerDirect to ConsumerE-commerce

DSDennis Schmoltzi(Founder)in

Co-investorsFRFranz Haniel & Cie. GmbH

Erste Hausverwaltung acquires and integrates regional property management companies across Germany and digitizes their operations through an online platform.

Enterprise SoftwarePropTechSaaS

Co-investorsVEVENPACERORound Hill Ventures

Finanzen100 operates a platform that connects retail investors with professional financial analysts and investment experts who share their analyses, watchlists, and investment recommendations.

FintechMarketing Tech

Handshake is a three-sided job marketplace connecting 25 million knowledge workers, 1,600+ educational institutions, and 1 million employers.

AI & Machine LearningE-commerceEdTechFuture of WorkHR TechMarketplacesRetail TechSaaSSan Francisco, US

GLGarrett Lord(Founder)inBCBen Christensen(Founder)inSRScott Ringwelski(Founder)inJoseph Poon(Founder)

Co-investorsCOCoatue ManagementGSGSV VenturesKLKleiner PerkinsLILightspeed Venture PartnersNONotable CapitalSOSozo Ventures+18 more

A platform that helps property owners and investors obtain commercial real estate financing through an online brokerage interface.

FintechPropTechBerlin, DE

YBYann Basly(Founder)inMarcus Joachim(Executive Officer, Director)Marton Matura(Head of Sales)Martin Simonis(Director People \u0026 Culture)

Co-investorsCACaesar Business AngelsY Y CombinatorATAtlantic LabsAXAxel Springer Digital VenturesPEPeak State VenturesVEVentureSouq

JoinMyTrip is an online travel platform where users can find and join group trips organized by "TripLeaders" to destinations across Africa, Asia, Europe, the Americas, and Oceania.

MarketplacesTravel & Hospitality

JustWatch is a streaming guide platform that aggregates availability information for movies, TV shows, and sports across multiple streaming services.

MarketplacesMedia & Entertainment

DCDavid Croyé(Founder)inMWMichael Wilken(Founder)in

Kaufda aggregates retail flyers, coupons, and product offers from local merchants for German consumers seeking deals and store promotions.

MarketplacesRetail Tech

Co-investorsHEHeadline

Klimametrix provides a cloud-based ESG and sustainability compliance software platform for banks and corporations to manage climate risks, calculate emissions, assess biodiversity impacts, and meet regulatory requirements including EU taxonomy, CSRD, and GAR disclosure standards.

Climate TechEnterprise SoftwareFintech

Outbrain, operating as Outbrain Direct Response, runs a performance marketing and advertising platform for the Open Internet, helping advertisers achieve measurable outcomes at scale.

AdTechMarketing Tech

YGYaron Galai(Founder)inOri Lahav(Founder)

Co-investorsFEFelicis VenturesGAGapMinderINIndex VenturesLILightspeed Venture PartnersRHRhodiumSMSmartGateVC+4 more

Lingoda is an online language learning platform offering live classes led by certified teachers, available 24/7 in small group or private formats.

EdTechSaaSBerlin, DE

FWFelix WunderlichinFWFabian Wunderlichin

Co-investorsCOConny & Co.GEGerman Startups GroupGRGrazia Equity GmbHHOHOWZAT PartnersKRKreos CapitalPDpd ventures+2 more

mailo is a digital underwriting agency (Assekuradeur) that develops and manages insurance products for commercial, buildings, and private risks, distributed through insurance brokers.

FintechInsurTechSaaS

Dr. Matthias Uebing(CEO)

proaesthetic is a chain of aesthetic and cosmetic surgery clinics in Germany offering surgical and minimally invasive cosmetic treatments.

HealthtechMedical Devices

Co-investorsFJFJ Labs

Mogenius offers a tunneling solution that provides secure access to databases, internal tools, and APIs running in Kubernetes clusters without exposing them publicly or requiring VPN management.

AI & Machine LearningCloud ComputingCybersecurityDeveloper ToolsEnterprise Software

GSGerrit Schumann(Co-founder & CEO)inBABehrang Alavi(Co-founder & Co-CTO)inBIBenedikt Iltisberger(Co-founder & Co-CTO)inJLJan Lepsky(Co-founder & CPO)inHMHerbert Möckel(Co-Founder & CXO)in

Co-investorsD1D11ZINInovexusSESeed+SpeedSISIVentures (prev. Smart Infrastructure Ventures)

Momentum Transfer provides mail-in access to synchrotron X-ray powder diffraction and scattering measurements, offering higher signal-to-noise and resolution than lab XRD with results in 2-4 weeks.

Deep TechNew MaterialsSaaS

BHBernd Hinrichsen(Founder)in

Co-investorsGFGF BRYCK VenturesVEVenture Stars

Movinga is a digital platform that connects customers with vetted local moving companies across Germany, offering end-to-end moving services including packing, transportation, and optional add-ons.

B2B MarketplacesConsumerLogistics & Supply ChainCologne, DE

Co-investorsEAEarlybird Venture CapitalETETF PartnersGLGlobal Founders CapitalINIndex VenturesRORocket Internet SE

November is a German provider of funeral pre-planning and funeral services (Bestattungsvorsorge und Bestattungen), offering advance-provision insurance products and organizing funerals nationwide across Germany.

ConsumerFintechInsurTech

RKRobin Klemm(Gründer und Geschäftsführer (Founder & Managing Director))inLLLaurent Lukas(CCO)in

Co-investorsSASalvia

onvista is a financial information platform providing stock quotes, market data, analysis tools, and educational content for retail investors in the German-speaking market.

Fintech

Co-investorsACActon Capital

Ottonova offers private health insurance for employees, self-employed individuals, students, and government employees in Germany, as well as supplementary insurance for those enrolled in statutory health insurance.

Digital HealthInsurTechBerlin, DE

Dr. Roman Rittweger(Gründer)inSSSebastian Scheerer(Founder)inFBFrank Birzle(Founder)inDr. Bernhard Brühl(Vorstandsvorsitzender)Roman Rittweger(Founder)

Co-investorsEAEarlybird Venture CapitalVOVorwerk VenturesHVHV CapitalISIschyros New YorkTETengelmann Ventures

Pixsy is an online platform that detects unauthorized use of images online and provides case resolution services to enforce copyright, connecting users to a network of specialist law firms.

Creator EconomyLegalTechSaaSCovina, US

DFDaniel Foster(Founder)inTRTorsten Rüter(Head of Development)inKJKain Jones(Chief Executive Officer (CEO))in

ArtNight organizes guided painting events where participants create their own artwork with provided materials such as canvas, paints, brushes and aprons, led by artists.

ConsumerCreator EconomyMarketplaces

Aimie(Founder)

Co-investorsACActon Capital

Rebike sells premium refurbished and used e-bikes and bicycles, sourced mainly from leasing returns and reconditioned through a TÜV Rheinland-certified multi-step process.

Circular EconomyE-commerceMobility & Transportation

Co-investorsFJFJ LabsGEGerman VenturesVOVorwerk Ventures

Replique operates in the digital manufacturing space, providing services related to on-demand production for industrial customers.

Advanced ManufacturingHardwareSaaS

DMDr. Max Siebert(CEO & Co-Founder)inDHDr. Henrike Wonneberger(COO & Co-Founder)in

Retail.me provides operational digitalization software for consumer packaged goods manufacturers and grocery retailers in the food and beverage sector.

E-commerceRetail TechSaaS

Co-investorsGAGateway Trustee GmbHALAlign VenturesNINimble Partners

Shoeboxed provides receipt scanning, expense tracking, and GPS mileage logging for self-employed Schedule C filers, freelancers, and small business owners, turning mailed-in paper receipts and app-captured expenses into audit-ready, categorized tax records.

Enterprise SoftwareFintechSaaSSales TechDurham, US

TMTaylor Mingos(Co-founder)inTWTobias Walter(Co-founder)inDBDoug Breaker(Owner & CEO)in

Co-investorsNONovak Biddle Venture Partners

Sourc-e is a procurement platform for German corporate clients that sources and manages printing materials, promotional items, packaging, and textiles from request through delivery.

B2B MarketplacesEnterprise SoftwareSaaS

SUSHI Bikes makes lightweight, affordable city e-bikes with a removable battery and around 75 km of range, aimed at commuters, students, and first-time e-bike riders.

Direct to ConsumerHardwareMobility & TransportationMunich, DE

Swaarm is a digital marketing and advertising platform that provides performance tracking tools and analytics to help businesses manage and optimize their digital advertising campaigns.

AdTechMarketing TechSaaS

YCYogeeta Chainani(Co-founder & Chief Executive Officer)inADAlexandru Dumitru(Co-founder & Chief Technology Officer)in

talent360 offers talent.Flow, a recruiting software and digital operating system that automates the application and hiring process for staffing agencies and personnel service providers.

Future of WorkHR TechSaaS

MSMarc Schach(Co-founder, CEO & Geschäftsführer)inDRDenny Riedl(Co-founder & CTO)in

Handshake provides an end-to-end career fair management platform for universities and careers services to host in-person, virtual, and hybrid career fairs.

B2B MarketplacesEdTechHR Tech

Co-investorsPLPlug and Play Ventures46468 Capital

This is an affiliate/review website about online "Plinko" casino games, presenting rankings and reviews of gambling operators where users can play Plinko for real money or crypto.

ConsumerMedia & Entertainment

TRITOLO provides software for offers and project processing, with emphasis on compliance and data security under GDPR standards, built on Microsoft Azure cloud infrastructure.

Enterprise SoftwareSaaS

UpsellGuru provides an automated upselling platform for hotels that delivers personalized upgrade offers to guests across multiple channels (email, SMS, WhatsApp) before, during, and after their stay.

Marketing TechRetail TechSaaSSales TechTravel & Hospitality

Karl SchmidtnerinMGMatteo GalliinHSHans Schmidtnerin

Weissmaler is a German-language blog covering home renovation, interior design, gardening, sustainability, smart home technology, and living trends.

ConsumerMedia & Entertainment

X-BIONIC designs and manufactures the TerraSkin X00/C, a technical trail running shoe featuring proprietary SpeedFrame suspension, carbon plate insert, and integrated sock system for off-road running on technical terrain.

ConsumerDirect to ConsumerHardwareSports TechSwitzerland, CH

zooplus is an online retailer of pet food and supplies for dogs, cats, birds, rodents, horses, and fish.

ConsumerE-commerce

Co-investorsACActon CapitalHEHellman & FriedmanEQEQT