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SirenOpt

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Manufacture better thin films, faster

San Leandro, United StatesFounded 2022Semiconductors
Valuation $25–50M Last recorded · 2025
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for SirenOpt and the history behind them.

About SirenOpt

Siren Optics specializes in creating advanced sensors and software solutions designed to accelerate research and development (R&D) and enable cost-effective manufacturing of high-performance thin films. The company serves clients in industries such as electronics, renewable energy, and advanced materials, providing them with the tools needed to innovate and optimize their production processes. Operating in the high-tech manufacturing market, Siren Optics employs a business model that focuses on selling both hardware and software solutions, as well as offering consulting services to help clients integrate these technologies into their existing workflows. Revenue is generated through direct sales of products, software licensing, and consulting fees.

Source: Dealroom company data

At a glance

Founded
2022
Headquarters
San Leandro, United States
Sector
Semiconductors

Investors

13 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed11 investors entered at this stage

  • Voyager VC
  • Visionaries Tomorrow
  • Access Industries
  • Union Labs
  • Climate Capital
  • Berkeley SkyDeck VC
  • Wireframe Ventures
  • Courtyard Ventures
  • Impact Science Ventures
  • Climate Club VC
  • California Energy Commission

Series A2 investors entered at this stage

  • InMotion Ventures
  • Hitachi Ventures
Team profiled 7 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 4 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
3 countries with
team presence
🇺🇸 United States95%
🇦🇺 Australia2.5%
🇨🇦 Canada2.5%
3 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about SirenOpt on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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