Phase0 provides browser-based project software for architecture and engineering firms.
Phase0 provides browser-based AVA, HOAI and site-management software for small and mid-sized architecture and engineering firms. The platform supports cost estimates, tendering, invoices, project management, site documentation and AI-assisted administrative work. Founded in 2020 by Matthäus Kerres and Ferdinand Witt-Dörring, the company is based in Berlin, Germany. On 14 September 2026, it closed a EUR 2.6 million Seed extension led by Realyze Ventures, with participation from LocalGlobe and Atlantic Labs.
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