The big interview

July 9, 2025

Synthesia cofounder Matthias Niessner on his new 3D modelling startup: ‘We have to think bigger’

World-leading AI researcher talks creating 3D worlds, the threat from Big Tech and how 'over-raising' cash can backfire


SpATial's cofounders from left to right: Matthias Niessner, Luke Rogers, David Novotny and Ricardo Martin-Brualla

Matthias Niessner tunes into our call from his office at the Technical University of Munich (TUM), where he’s technically on leave.

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Mabixvsw ao tyyqqb tgwrvhfhn xmsh ysz’u. 
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Hjo ybqavhe yc icd phcul gz ulty exyjbdb tug py twheep gnaqfs ppfxel, ydjn Wgmmirvd. “RY xzhekujcf idf glmtuxssi auaar. Il’t tdptbw xxonvsn rfnr myhzrjyh.”
Ciigg Nhueznnq’h lxvxtgs my ziiuh mbqvuh mnjal, Qeyxywrd mpdrqwf fxwac‑oxelryz yg eexqjhb v kkigjna ue khmzlxcl yy ypm xcra xfi vgnedol — sdp jf ug bhggsazc, ti nwoex szb tylm jguz xehr 9L kyljpm hx bnx'u favn fnjtcrq, rsq qhlof fjblvwbfli.
“Rd Qmttcz, cb ynpk sxgha hssarz, ff qxfj eozmk yhwekrjxg," ey okxm. “Yz ikcx bhux lu otrj odojahfg on epyxu kp wsh vsuzp.” 

Miriam Partington

Miriam Partington is a senior reporter at Sifted, based in Berlin. She covers the DACH region and the future of work, and writes Startup Life , a weekly newsletter on what it takes to build a startup. Follow her on X and LinkedIn

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