Agnikul apparently did some AM work for them, not much details..
https://economictimes.indiatimes.com/prime/technology-and-startups/isro-alone-cant-get-the-gaganaut-in-space-it-will-need-a-little-help-from-anant-agnikul-bellatrix-and-inox-/primearticleshow/66253757.cms
"While Agnikul develops the rocket, it is also working on a project to 3D print a liquid engine for Isro. “It aligns with our vision,” says its co-founder Srinath Ravichandran."
#ISRO