/Investor DB

CofounderZone — Full Portfolio

31 tracked investments · listed companies and verified rows first

3ngage3ngage.se

3ngage provides interactive 3D product demonstration software that enables sales teams to showcase complex machinery and products to buyers in real-time.

Advanced ManufacturingAI & Machine LearningEnterprise SoftwareMarketing TechSaaSSales TechStockholm, SE

Thomas Krotkiewski(Founder)in

PartnerTomasz Goliński· solo GP

4.5sunroof.sein

Erik Elmsater(Founder)inKarol Kaniuk(Founder)Lech Kaniuk(Founder)Lech Kaniuk Karol Kaniuk(Founder)

PartnerTomasz Goliński· solo GP

Co-investorsAlfabeatInovo VCLT Capital

AdTonosadtonos.comin𝕏

AdTonos provides programmatic audio advertising solutions for monetizing podcasts, radio streams, music streams, and smart speaker content through real-time ad replacement and interactive voice-based ads.

AdTechMarketing TechMedia & EntertainmentLondon, UK

Michael Marcinik(Founder)in

PartnerTomasz Goliński· solo GP

Co-investorsBlackSheep VenturesCurious Capital GmbH & Co. KG

Aleetaleet.coinSeed · Feb 2024 · $1M

Aleet builds AI-based fleet management software that automates route planning and dynamic vehicle routing and task assignment to reduce operating costs and improve fleet efficiency.

AI & Machine LearningLogistics & Supply ChainSaaS

PartnerTomasz Goliński· solo GP

Co-investorsFundingBox Deep Tech FundLumus Investments SPV

Alteraaltera.coin

Altera is a cloud-based financial management platform for businesses that consolidates invoicing, payment processing, receivables tracking, and financial reporting into a single interface.

Enterprise SoftwareFintechSaaS

PartnerTomasz Goliński· solo GP

Amberloamberlo.io

Amberlo provides cloud-based law practice management software that lets law firms manage clients and cases, track billable time, automate invoicing, store documents, and communicate with clients through a secure client portal.

Cloud ComputingLegalTechSaaS

PartnerTomasz Goliński· solo GP

Co-investorsSpring CapitalIron Wolf Capital

Auxilius Pharmaauxiliuspharma.comin

Auxilius Pharma develops value-added cardiovascular medications by reformulating existing drugs into optimized dosage forms to improve patient outcomes.

BiotechDigital HealthHealthtechMedical Devices

Uwe Tigör(Chief Medical Officer)inJed Litwiniuk(Chief Executive Officer)

PartnerTomasz Goliński· solo GP

Care Incarein.plPre-Seed · Oct 2022 · $100K

Carein develops dietary supplements (dermosupplements) formulated to support skin health, particularly for problematic, acne-prone, and oily skin through internal cleansing and microbiome balance.

ConsumerDirect to ConsumerFemTechHealthtechWellness & Fitness

Dr Maja Czerwińska-Rogowska(Founder & Clinical Dietitian)

PartnerTomasz Goliński· solo GP

Co-investorsAligo Venture Capital

Cofounder VCcofounder.plin

Cofounder VC is a Polish venture capital firm that invests up to EUR 3m for minority stakes in fast-growing technology companies, supported by a network of Venture Partners and over 200 angel investors.

Sector AgnosticWarsaw, PL

Tomasz Goliński(Founding Partner)inMichał Sioda(Founding Partner)Maciej Kowalczyk(Associate Partner)

PartnerTomasz Goliński· solo GP

EcoBeanecobean.plinSeed · Nov 2022 · $2M

EcoBean converts spent coffee grounds into chemicals with a low carbon footprint, serving the coffee and chemical industries through circular economy principles.

Advanced ManufacturingCircular EconomyCleantechClimate TechNew MaterialsWarsaw, PL

Kacper Kossowski(Co-founder)inMarcin Koziorowski(Co-founder)in

PartnerTomasz Goliński· solo GP

Edualyedualy.com𝕏

Edualy is an online tutoring service that connects students with tutors for private lessons priced from 85 zł, using a virtual whiteboard to recreate classroom-style sessions.

EdTech

Tomasz Sasinowski(Founder)in

PartnerTomasz Goliński· solo GP

Ekobiletekobilet.plinSeed · Feb 2020

Ekobilet is an online ticketing and reservation platform for event organizers, letting them create event pages, sell tickets online and offline, handle payments, generate vouchers and discount codes, and access reporting tools.

E-commerceMedia & EntertainmentSaaS

Krzysztof Tokarczyk(Founder)in

PartnerTomasz Goliński· solo GP

Epinoteepinote.io

Epinote provides on-demand workforce services combined with process engineering and workflow automation to help companies offload labor-intensive tasks.

Enterprise SoftwareSaaS

PartnerTomasz Goliński· solo GP

Co-investorsKogito VenturesMovens Capital

Foodsifoodsi.plinSeed · Sep 2022 · $1M

Foodsi operates a platform that connects local businesses with surplus inventory to consumers seeking discounted goods, helping reduce food waste and resource waste.

B2B MarketplacesCircular EconomyFoodTechMarketplaces

Kuba Fryszczyn(Founder)inMateusz Kowalczyk(Founder)in

PartnerTomasz Goliński· solo GP

Co-investorsAIP Seed

Fyrtelfyrtel.market

This is an affiliate/review website about "PayID pokies" — online casinos in Australia that accept PayID bank transfers as a deposit method.

GamingMedia & Entertainment

PartnerTomasz Goliński· solo GP

Co-investorsLT CapitalMovens Capital

Innovative plant-based food technologiesproteinrise.com

PartnerTomasz Goliński· solo GP

Locketlocketconnect.com

Locket Connect offers an "Insurance Wallet" product that lets companies embed insurance policy management into their own app, allowing customers to store policy details and renewal dates.

FintechInsurTechSaaS

PartnerTomasz Goliński· solo GP

Co-investorsKogito VenturesCostanoa VenturesSugar Capital

Mentoristmentorist.appin𝕏

Mentorist is a mobile app offering an AI personal mentor that distills ideas from over 1,000 bestselling self-improvement and business books into daily, actionable micro-steps.

AI & Machine LearningEdTechWellness & Fitness

PartnerTomasz Goliński· solo GP

Mięsna Paczkamiesnapaczka.plin

Mięsna Paczka is an online meat and fish delivery service that sells vacuum-packed, frozen meat, fish, and cold cuts in customizable boxes delivered by courier across Poland.

Direct to ConsumerE-commerceFoodTech

Damian Kopecki(Founder)in

PartnerTomasz Goliński· solo GP

Co-investorsLT Capital

Milluumilluu.comSeed · Jan 2023 · $1M

PartnerTomasz Goliński· solo GP

Co-investorsEarly Game Ventures

Nethansanethansa.comin

Nethansa provides sales support services for online sellers on marketplaces such as Amazon and Kaufland.de, offering e-commerce success and account management support.

AI & Machine LearningE-commerceMarketplacesRetail TechSaaS

PartnerTomasz Goliński· solo GP

Co-investorsLT CapitalMovens CapitalWarsaw Equity Group

Online entertainment with real rewardsopenquiz.pl

PartnerTomasz Goliński· solo GP

Silksilk.usin𝕏

Silk provides a software-defined storage area network (SAN) that accelerates cloud applications by optimizing I/O performance and data access.

Cloud ComputingData & InfrastructureEnterprise Software

Dani Golan(Founder)Moshe Selfin(Founder)Ofir Dubovi(Founder)

Co-investorsPitangoS Capital

SilkPLMsilkplm.comin

SilkPLM provides an AI-powered product description generator and product lifecycle management platform for e-commerce retailers.

Advanced ManufacturingAI & Machine LearningE-commerceEnterprise SoftwareRetail TechSaaS

Maciej Kraus(Founder)in

PartnerTomasz Goliński· solo GP

Co-investorsFundingBox Deep Tech Fund

Smartlunchsmartlunch.comin

SmartLunch provides corporate catering and employee meal services, including 24/7 shift catering, an employee canteen with a flexible ordering system, and regenerative meals for physically demanding jobs.

FoodTechFuture of WorkSaaS

PartnerTomasz Goliński· solo GP

SonarHomesonarhome.plin

SonarHome is a free Polish online service that produces algorithm-based property valuation reports using market and transaction data, and matches home sellers with vetted local real estate agents.

B2B MarketplacesData & InfrastructurePropTech

PartnerTomasz Goliński· solo GP

Co-investorsKogito VenturesMarket One CapitalPolipo Ventures

SquarePlansqarplan.com

Automates commercial leasing fit-out valuation, space planning and 3D/VR/AR visuals.

PartnerTomasz Goliński· solo GP

Co-investorsKogito VenturesMovens Capital

ZEMEzeme.com.plin

ZEME provides waste management services and the ZEME 360 cloud platform for automating waste documentation, reporting, and collection scheduling, integrating with Poland's BDO registry.

Circular EconomyCleantechSaaS

PartnerTomasz Goliński· solo GP

Co-investorsKogito Ventures

Other

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

LunchingMiesna PaczkaProteinRise

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.