CompanyIrelandUpdated Apr 4, 2026
ACT Venture Partners

ACT Venture Partners

ACT Venture Partners: Investor • focus on Venture Capital, Corporate Venture • active in Europe, Ireland • offices in Ireland, United Kingdom • AUM $627M.

Never miss breaking news

Get instant notifications when new news matching "ACT Venture Partners" are published.

Company Profile

Act Venture Capital is a Dublin-based early-stage venture capital firm that partners with founders to build and scale technology companies. The firm operates as a generalist early-stage investor, demonstrating the flexibility to invest from pre-seed through to growth stages across diverse technology sectors. Their investment philosophy centers on identifying high-potential technology companies with the ambition to become market leaders, fostering long-term relationships, and providing comprehensive support beyond just capital.

Founded in 1994, Act Venture Capital boasts decades of experience within the venture capital landscape. Over its history, the firm has successfully raised six funds, accumulating over €600 million in capital, and has backed more than 140 companies. Their core mission is to lead early-stage investments and remain committed throughout the company's journey, empowering resilient visionaries to build enduring and impactful businesses.

The firm's portfolio showcases a wide array of innovative technology companies. Notable investments include Lative, an AI-powered platform designed for revenue teams; Spectrum.Life, a digital partner focused on holistic health; Cubic Telecom, a leader in intelligent connectivity solutions; Deciphex, which is revolutionizing pathology through AI; CitySwift, a specialized data engine for modern public transport networks; Provizio, an advanced accident prevention technology platform; GridBeyond, an AI platform optimizing energy consumption and generation; and Playter, a B2B financing platform.

The leadership team at Act Venture Capital is comprised of experienced professionals, including General Partners Debbie Rennick and John O'Sullivan, and Managing Partner John Flynn. The team also features Principals Conor Mills and Andrew O'Neill, Associate Mairead Roche, alongside a dedicated finance and operations team. This collective expertise enables the firm to provide strategic guidance and leverage a robust network to support its portfolio companies effectively.

News & Signals (0)

No linked news activity found for this company.

Investor Listings

Similar Companies

Ranked by shared taxonomies: sector, subsector, geography, asset class and investor lists.

No similar companies found with overlapping taxonomy tags.