Accelerator directory in Europe
Browse accelerator organisations across Europe. Each entry links to its country, city, and sector pages.
Showing 1–20 of 141 Accelerator
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[m]spark
[m]spark, powered by Knowledge Hub, is described as the first marketing-technology (MarTech) accelerator programme for startups on the Polish market. Based in Poland, it supports early-stage MarTech and adtech founders with mentoring, corporate connections and access to its ecosystem to help them validate and scale their products.
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3TS Capital Partners
Founded in 2000, 3TS Capital Partners is a Vienna-based VC and growth equity firm investing EUR 5-20M at Series B and beyond in technology, media, and telecom companies across Central and Eastern Europe. The firm manages over EUR 500M and has completed 70+ investments with 30+ exits. Notable portfolio companies include SALESmanago (acquired by Bain Capital), Evrotrust, and Emarsys (acquired by SAP). 3TS focuses on profitable, scaling B2B software and digital media businesses in the DACH and CEE regions.
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3VC
Founded in 2017 as Capital300 and rebranded to 3VC, this Vienna-based firm invests EUR 1-10M at Series A in European tech challengers originating from DACH and CEE. The firm manages over EUR 250M and targets enterprise software, developer tools, and consumer internet companies with strong product-market fit. Portfolio includes GoStudent (edtech unicorn), Prewave (supply chain AI), and Storyblok (headless CMS). 3VC provides deep operational support through its network of 100+ tech executives across Europe.
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50 Partners
Founded 2012 by 50 entrepreneurs. Accelerator offering hands-on mentorship and seed investment for tech, impact, and healthtech ventures; the mentor network includes founders behind BlaBlaCar, Le Bon Coin, and Showroomprivé. Support: equity investment, mentorship, Paris workspace. Scope: National.
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500 Global in Eurasia
A Tbilisi-based accelerator programme run by 500 Global in a four-year partnership with GITA and Bank of Georgia, launched in 2022. The 12-week programme accepts cohorts of early-stage tech startups from across the Eurasia region twice a year, providing $100,000 in investment per company and culminating in a Demo Day. As of mid-2024, six batches had accelerated more than 70 startups from over 15 countries.
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ABB Innovation Center
ABB Innovation Center is the corporate innovation arm of the International Bank of Azerbaijan (ABB Bank), founded in 2019. It runs multi-cohort incubation and hackathon programs for early-stage fintech startups, alongside ABB Tech Academy for developer education. The center focuses specifically on startups whose products can augment ABB Bank's digital and online services.
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ABC Accelerator
ABC Accelerator was founded in 2015 and is the largest private startup accelerator in South Eastern Europe, based at BTC City in Ljubljana. It runs a three-month programme accepting up to 12 startups per cohort, offering a €25,000 convertible loan and an option for €100,000–€250,000 follow-on investment. To date it has accelerated over 130 startups from 30 countries and helped them raise approximately €30 million in funding. It has been recognised as the best accelerator programme by the Central European Startup Awards.
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Accelerace
Accelerace is Denmark's longest-running accelerator and pre-seed investor, founded in 2008 to help early-stage teams validate products, refine go-to-market strategy, and access investors. The program runs multiple tracks across general tech, life science, and sustainability, and pairs founders with a large mentor network. Accelerace also invests small tickets in selected teams and helps them prepare for follow-on funding. It has supported 800+ Nordic startups and remains a core launchpad in the Danish ecosystem.
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Accelerate Green
Accelerate Green is Ireland's flagship climate-tech and sustainability accelerator, launched in 2021 and operated by state energy company Bord na Móna in partnership with Resolve Partners and ERINN Innovation, part-funded by the European Commission's LIFE Programme and a €5M Bord na Móna commitment. Based at a dedicated hub beside Lough Boora in Co. Offaly, it takes no equity and runs an eight-module series of residential workshops, mentoring and site visits over roughly four months, culminating in a public showcase conference. The programme runs two tracks — GROW for established climate-focused SMEs and START for early-stage founders — and gives participants access to Bord na Móna as a reference customer and pilot partner. Focus sectors span renewable energy, circular economy, carbon capture, sustainable agriculture and low-carbon mobility across the island of Ireland. Since 2022 it has supported 60+ companies across five cohorts, with alumni including EpiSensor, CameraMatics, Hibra Design and Volta Robotics.
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Accelpoint
Active since 2018. Smart-tech accelerator scaling startups across Central and Eastern Europe with programs like AccelStart, AccelBoost, and Green Impact. Support: specialized accelerators, corporate partner network, mentoring. Scope: Regional (CEE).
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ACT Venture Capital
ACT Venture Capital is Ireland's most established and most active venture firm, founded in 1994 and headquartered in Dublin. Over three decades it has backed more than 140 Irish and European technology companies, raising over €600M across six funds — including its largest, a €140M fund closed in 2022 — and generating dozens of exits with a combined enterprise value of around €4.6bn. Its limited partners include the European Investment Fund, Enterprise Ireland, the Ireland Strategic Investment Fund and AIB, several of whom have backed the firm for more than twenty years. Led by Managing Partner John Flynn alongside General Partners Debbie Rennick and John O'Sullivan, ACT invests from seed to expansion stage with cheques up to €10M across software, AI, deep tech, health tech, energy and fintech in Ireland and the UK. Landmark outcomes include the $400M sale of UWB semiconductor company Decawave to Qorvo (2020), the acquisition of digital-mental-health platform SilverCloud Health by Amwell (2021), and SoftBank's €473M investment into connected-vehicle company Cubic Telecom at a €900M+ valuation (2024). Recent active deals include AI pathology company Deciphex and energy-optimisation platform GridBeyond.
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Adara Ventures
Founded in 2005, Adara Ventures is a Madrid-based deep tech VC managing over EUR 200M across four funds. The firm invests EUR 1-5M at Series A in cybersecurity, applied AI, cloud infrastructure, and enterprise software across Europe. Its AV4 fund targets EUR 100M for next-generation digital infrastructure. Notable portfolio companies include Countercraft (acquired by Thales), Devo Technology, and Nearby Computing. Adara brings deep technical expertise and supports founders in navigating complex enterprise sales cycles.
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Agro Innovation Lab
Created 2016 by Raiffeisen Ware Austria and BayWa. Agritech accelerator offering mentoring, pilot opportunities on farms, industry networking, and hackathons; pilots can lead to strategic cooperation or investment with BayWa/RWA. Scope: International (Europe).
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AIB Equity
Operating since 1999. Venture capital arm of Allied Irish Banks (AIB) providing early-stage equity, growth capital, and bridge financing to Irish startups and SMEs. Support: equity funding, banking services, financial advisory. Scope: National.
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Akcelerator Innowacji NOT
Established 2009 by the Polish Federation of Engineering Associations (NOT). Two-stage program for engineering and hardware startups: incubation with mentoring and business modeling, then seed funding up to EUR 200K. Support: expert consulting, seed capital, office space. Scope: National.
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Alentejo Accelerator
The Alentejo Accelerator is a regional startup acceleration programme run by ANJE, the Portuguese National Association of Young Entrepreneurs, supporting early-stage founders in the Alentejo region around Evora. It provides training, mentoring and networking to help new businesses develop and grow.
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All Iron Ventures
Founded 2017. Seed-stage investor focused on marketplaces, e-commerce, and travel tech. All Iron Ventures is an accelerator programme based in Bilbao, Spain. The programme supports startups in Marketplaces, E-commerce, Travel Tech.
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Amena Ventures
Amena Ventures is a Dublin-based early-stage venture and venture-partner firm incorporated in 2021, co-led by Managing Directors José Sousa and Sukhdev Hansra, whose backgrounds span investment banking, corporate finance and business transformation across Europe, the Middle East and Latin America. It focuses on seed and pre-seed investments in hardware-intensive sectors — robotics, autonomous systems, IoT and space-tech connectivity — primarily across the EMEA region. Beyond capital, Amena positions itself as a hands-on operating partner, supporting founders on business development, fundraising, governance and talent. Its portfolio — concentrated in Portugal — includes Connect Robotics (autonomous drone delivery), Ethiack (AI-powered ethical hacking, €4M seed 2024), Xpectraltek (multispectral imaging) and Connected (NB-IoT satellite connectivity, acquired by Open Cosmos in 2025).
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Andalucia Open Future
Launched 2014 by Telefonica and the Andalusian government. Regional accelerator network with hubs like El Cubo (Seville) and La Farola (Malaga) supporting ICT, smart city, and social innovation startups. Support: free acceleration, workspace, investor forums. Scope: Regional (Andalusia).
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Antler Berlin
Antler Berlin is the German branch of Antler's day-zero venture-building model, designed for people who want to start companies before they have a finished team or fully formed idea. Instead of operating like a conventional accelerator that waits for startups to apply, Antler brings together selected founders, operators, and domain experts, then structures an intensive process around co-founder matching, problem discovery, validation, and early company formation. The Berlin program matters because it plugs into one of Europe's deepest pools of technical, industrial, and cross-border startup talent. It is especially relevant for B2B SaaS, climate, and deep-tech founders who need both an initial company-building framework and access to follow-on capital. In ecosystem terms, Antler Berlin sits at the very beginning of the funding pipeline, upstream from seed funds and growth investors. That makes it a useful counterpart to more established accelerators and incubators already in the directory, broadening coverage of how new startups are formed in Germany before they become visible to mainstream venture capital. It also reinforces the directory's mapping of institutions that shape founder formation, not just later-stage company financing.
