ACT Venture Partners
Venture capitalAmsterdam · Pre-Seed–Seed · 17 people tracked
Investment thesis
ACT Venture Partners partners with European deep-tech founders at the seed stage, aiming to help transform groundbreaking ideas into world-changing companies. The firm invests from pre-seed to post-seed with initial checks ranging from €500K to €1.5M, focusing specifically on deep-tech ventures and supporting founders on their path from early vision toward global scale.
Source: firm website, verified Aug 3, 2026.
Team · 17 people
from the firm's websiteFounder mafia
2 people who came through ACT Venture Partners went on to found or lead other companies.
What they invest in
from 19 of 21 portfolio companiesAI & Machine Learning ×15SaaS ×5Advanced Manufacturing ×4Biotech ×4Deep Tech ×4Medical Devices ×3Enterprise Software ×2Healthtech ×2
HQs:United Kingdom×2Türkiye×2United States×2Canada×1Germany×1Spain×1
Investments · 21 tracked
founders shown can be your intro pathAibuild develops parametric, data-driven software for large format additive manufacturing, helping organizations improve the efficiency of their 3D printing processes.
Advanced ManufacturingAI & Machine LearningRoboticsSaaSLondon, GB
Daghan(Co-founder)inMichail(Co-founder)in
Co-investorsAI SeedFirst Imagine!SuperSeedIQ Capital
A podcast covering mobile growth, user acquisition strategies, monetization tactics, and trends in advertising technology for app developers and marketers.
AdTechAI & Machine LearningData & InfrastructureMarketing TechMedia & EntertainmentSaaSSan Francisco, US
Co-investors500 Emerging EuropeTechstars500 GlobalCollective Spark
Botanalytics provides conversational analytics for chatbots and conversational AI, enabling teams to understand user interactions, optimize NLP models, and track retention and conversion metrics.
AI & Machine LearningDeveloper ToolsSan Francisco, US
Enis Gayretli(Secretary and Director)Ilker K?ksal(President, Chief Executive Officer, and Director)
Co-investors500 Emerging Europe
Cellbricks Therapeutics develops cell-based human tissue therapeutics using light-based biofabrication and AI-driven tissue engineering software to treat tissue dysfunction and organ failure.
AI & Machine LearningBiotechDeep Tech
Co-investorsCreative Destruction Lab (CDL)
Eatron provides AI-powered battery management software that optimises the safety, lifetime, and performance of lithium-ion batteries.
AI & Machine LearningEnergyMobility & Transportation
Co-investorsLG Technology VenturesMMC VenturesTechFounders
Co-investorsBSV VenturesFirst MomentuminfoShareInnventure
GlakoLens develops a smart contact lens that monitors intraocular pressure fluctuations over extended periods to help ophthalmologists diagnose and treat glaucoma more accurately.
AI & Machine LearningHealthtechMedical DevicesItaly, IT
InoFab develops ultrasonic spirometers and cloud-based respiratory monitoring platforms for home and clinical use, enabling patients and healthcare providers to conduct and track lung function tests digitally.
Digital HealthHealthtechMedical DevicesAnkara, TR
Co-investors500 Emerging EuropeTeknoloji Yatirim
Nextmol (Bytelab Solutions SL) is a computational chemistry company that develops molecular modeling and AI tools, offered both as services and via a SaaS platform, to accelerate the design of more sustainable chemicals for the chemical industry.
AI & Machine LearningBiotechDeep TechSaaSBarcelona, ES
Co-investorsAxon Partners GroupGrow Venture Partners
NxLite develops sustainable coatings and glazing solutions for building windows and glass to improve energy efficiency and reduce heating/cooling energy loss.
CleantechConstruction TechNew MaterialsToronto, CA
David Matherin
Co-investorsBackwards CapitalCreative VenturesEarth FoundryEnergy FoundryNew Climate VenturesTop Corner Capital+1 more
Picus operates a security validation platform that uses AI agents to combine automated penetration testing, exposure validation, and breach and attack simulation, testing whether real exploit chains would succeed against a customer's EDR, SIEM, firewall, and WAF controls.
AI & Machine LearningCybersecuritySaaS
Volkan Erturk(Founder)inH. Alper Memis(Founder)in
Co-investorsScaleX VenturesRiverwood Capital
Productive Machines develops software, including its SenseNC product and stability-map technology, that optimizes CNC machine tool settings and toolpaths to eliminate chatter vibrations, improving part quality, productivity, and tool life.
Advanced ManufacturingAI & Machine LearningSaaS
Co-investorsFuture Planet CapitalUK Innovation & Science Seed FundFuel Ventures
Rototip offers custom manufacturing solutions including prototypes and low-volume production with in-house quality control.
Advanced Manufacturing
Co-investorsHeartfelt Capital
RS Research develops polymer-drug conjugates for targeted chemotherapy and theranostics in oncology, aiming to improve the therapeutic index in cancer treatment.
AI & Machine LearningBiotechMedical Devices
Prof. Rana Sanyal(Co-Founder)
Segmentify provides real-time personalization and customer experience optimization for ecommerce and retail businesses.
AI & Machine LearningE-commerceMarketing Tech
Co-investorsStartersHubWesley Clover International Corporation
Co-investorsAlgebra VenturesAngel ForumCamelback VenturesCollide CapitalDesigner FundEcotone Partners+11 more
Portfolio news
latest coverage across their companiesNxLite · axios.com · Jul 18, 2026
Picus Security · siliconangle.com · Jul 7, 2026
Frequently asked questions
- How many investments has ACT Venture Partners made?
- ACT Venture Partners has 21 tracked investments.
- What stage does ACT Venture Partners invest at?
- ACT Venture Partners invests at the Pre-Seed, Seed stages.
- What is ACT Venture Partners's typical check size?
- ACT Venture Partners typically writes checks of $550K – $1.6M.
- What sectors does ACT Venture Partners focus on?
- ACT Venture Partners focuses on AI & Machine Learning, Biotech, Cleantech, Climate Tech, Construction Tech, Deep Tech, Defense Tech, Energy, New Materials, Quantum Computing, Space Tech.
- Where is ACT Venture Partners located?
- ACT Venture Partners is headquartered in Amsterdam, NL.
- Does ACT Venture Partners lead rounds?
- Yes, ACT Venture Partners leads investment rounds.
- Who does ACT Venture Partners co-invest with?
- ACT Venture Partners most often shares deals with 500 Emerging Europe, Creative Ventures, Eudemian Ventures, among 46 tracked co-investors.
Images
Similar investors
DCVC (Data Collective) is a deep tech venture capital firm that backs entrepreneurs using computational approaches to solve large-scale real-world problems across many industries.
Khosla Ventures is a venture capital firm that invests in early-stage companies focused on technology, mobile, and clean energy sectors, including biotechnology applications. The firm provides capital and strategic support to entrepreneurs developing breakthrough technologies across multiple markets.
Cantos Ventures is an early-stage venture firm founded in 2016 that provides initial capital and ongoing counsel to founders building deep technology in areas such as robotics, energy, space, defense, and advanced manufacturing.
Creative Destruction Lab (CDL) is a nonprofit organization that runs an objectives-based mentoring program for seed-stage, science- and technology-based startups, helping founders build massive companies.
Vesna is a deep-tech venture fund, described as the first Slovenian-Croatian deep tech fund, backed by the European Investment Fund, investing in early-stage technologies spun out of Slovenian and Croatian R&D institutions.





















