Quintessent
quintessent.com
Actively hiring
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Lasers & Laser Systems
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Financials
Funding and backers
Total raised
$58.3M
5 rounds on record
Latest round
$40M
Series A · Aug 2026 · 1 mo ago
Team
19
US Form 5500 (plan participants) · Dec 2025 · +27% in a year
The money's age
Fresh money
1 months since the last round · not hiring
Momentum
35/100
in the news, fresh money
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Jan 14, 2025
New executive Quintessent Hires Industry Veteran Bob Nunn as Chief Operating Officer · businesswire.com
Oct 10, 2023
Raised a round Seed $11.6M · SEC Form D
Dec 29, 2021
Raised a round Venture round $5.5M · SEC Form D
Sep 2, 2021
Partnership Tower Semiconductor and Quintessent Announce Partnership · quintessent.com
Dec 1, 2020
Won a customer Quintessent selected by DARPA to develop high power integrated gain capability applicable to datacom · quintessent.com
Sep 12, 2019
Raised a round Convertible Note $90k · SEC Form D
Jul 8, 2019
Raised a round Venture round $1.1M · SEC Form D
2019
Founded
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Series A | Aug 2026 | $40M | — | DCDNoticias |
| Seed | Oct 2023 | $11.6M | — | SEC Form D |
| Venture round | Dec 2021 | $5.5M | — | SEC Form D |
| Convertible Note | Sep 2019 | $90k | — | SEC Form D |
| Venture round | Jul 2019 | $1.1M | — | SEC Form D |
Registers and programsofficial lists and records that name the company
| Legal entity | Quintessent Inc. | SEC Form D |
Founders and leadersfrom filings, registers and the company's site
Alan LiuExecutive Officer, DirectorSEC Form D
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Overview
Quintessent develops scalable, energy-efficient optical interconnect technology for AI data centers, powered by advanced quantum dot laser technology.
News
Quintessent Expands Leadership Team to Support Growth of Optical Data Center Interconnect Technology
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Report
Quintessent bags $40M to develop lasers for AI clusters
Quintessent bags $40M to develop lasers for AI clusters - SiliconANGLE
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Report
Quintessent Raises $40 Million Series A and Begins Sampling First Product for AI Optical Interconnects
Quintessent, an innovator in resilient and low-cost AI datacenter optical interconnect products, today announced it has raised $40 million in an
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Report
Quintessent Raises $40 Million Series A As Quantum Dot Laser Targets 40% Lower AI Data Movement Power
Quintessent has raised $40 million in an oversubscribed Series A round while beginning customer sampling of its single-chip quantum dot-based DWDM comb laser for AI data center optical interconnects.
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Report
Quintessent Raises $40 Million Series A and Begins Sampling First Product for AI Optical Interconnects
SANTA BARBARA, Calif., August 24, 2026--Quintessent, an innovator in resilient and low-cost AI datacenter optical interconnect products, today announced it has raised $40 million in an oversubscribed Series A investment round. Quintessent also announced t
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People
Alan Liu
Executive Officer, Director
Alexander Fang
Director
John Bowers
Director
Manny Stockman
Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data
Offices
Where the company hires and what each office is for
Cities
2
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Countries
1
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Headquarters
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Santa Barbara
United States
HQ
Goleta
United States
Regional office
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Suite 155, Goleta, CA 93117