Goyal's Temple taps Zetwerk, Ethereal Machines to scale brain-health wearable production

Deepinder Goyal's wearable venture Temple has signed Zetwerk and Ethereal Machines as contract manufacturers to scale its brain-health monitoring device, after shipping the first 100 units. The startup plans domestic and US market expansion, riding a wearables category projected to hit $4.4 Bn by 2034 at 14.9% CAGR.

— Source publishedThu, 21 May, 2026, 15:57 IST·First seen Thu, 21 May, 2026, 15:59 IST·Source Inc42

What happened

Deepinder Goyal's wearable venture Temple has tapped Zetwerk and Ethereal Machines as contract manufacturers to scale production of its brain-health monitoring

Key facts

  • 100 units shipped
  • 100K applications
  • ₹493 Cr raised
  • $54 Mn
  • $190 Mn valuation
  • 14.9% CAGR
  • $4.4 Bn market by 2034

Why this matters

Temple's CM partnerships and dual-geo ambition make it a watch-list asset for health-tech and wearables incumbents seeking neuro-monitoring IP or a fast-track into India's emerging consumer brain-health segment.

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