
Quintessent
Quintessent: A Santa Barbara-based start-up providing quantum dot-based lasers and photonic integrated circuits.
- 15
- Company
- Goleta, CA, USUnited States
Quintessent, founded in Santa Barbara, California, focuses on commercializing quantum dot-based lasers and photonic integrated circuits. The company's core mission is to leverage the unique properties of quantum dot gain media with co-designed architectures to enable future applications in optical networking, deep learning systems, and sensing. Quintessent aims to revolutionize optical connectivity solutions to scale computing and artificial intelligence (AI).
Notable figures affiliated with Quintessent include its team of experts in photonics and quantum dot technology. The company has raised $11.5 million in seed funding, underscoring investor confidence in its innovative approach. Quintessent's key achievements include developing cutting-edge optical connectivity solutions that promise to future-proof AI and computing infrastructures, significantly impacting the fields of optical networking and deep learning systems.
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Quick Facts
Who are Quintessent's competitors?
Companies similar to Quintessent include Nexus Photonics, Nicslab, Iris Light Technologies and Qunnect.
When was Quintessent founded?
Quintessent was founded in 2019.
Where is Quintessent's headquarters located?
Quintessent's headquarters is located in Goleta, CA, US.
When was Quintessent's last funding round?
Quintessent's most recent funding round was for $40M (USD) in August 2026.
How much disclosed funding has Quintessent raised?
As of Aug 24, 2026, Quintessent has disclosed funding of $53.9M (USD). Undisclosed round amounts are excluded.
How many employees does Quintessent have?
Quintessent has 15 employees as of Feb 5, 2024.
Classification
- Industry
- Ownership
- Technology
- Geographic Exposure
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- NAICS
- 540000Professional, Scientific, and Technical Services
- 541500Computer Systems Design and Related Services
- 541000Professional, Scientific, and Technical Services
- 541510Computer Systems Design and Related Services
- 541511Custom Computer Programming Services
- SIC
- 7300Business Services
- 7370Computer Programming, Data Processing, And Other Computer Related
- 7371Computer Programming Services
- Industry
- —Artificial Intelligence Companies
- —Software Companies
Show 5 more industry codes
- NAICS
- 513200Software Publishers
- 510000Information
- 513000Publishing Industries
- 513210Software Publishers
- SIC
- 7372Prepackaged Software