# Quintessent **Source:** https://www.startuphub.ai/startups/quintessent **Profile type:** Startup > Developing quantum-dot lasers and optical amplifiers integrated into SiPho-based PICs for chip-to-chip communication. ## About Quintessent is a startup focused on creating advanced optical connectivity solutions to address the growing bottleneck in data transfer speeds for AI and large-scale computing. They achieve this by integrating quantum-dot lasers and optical amplifiers with silicon photonic integrated circuits (SiPho). ## Key facts - **Slug:** quintessent - **Website:** https://www.quintessent.com/ - **Location:** Palo Alto, United States - **Founded:** 2019-01-01 - **Operating status:** Active - **Total funding:** $24M - **Sectors / tags:** AI Hardware & Chips, Semiconductor, Chip Design, Photonic Chip Design, Optical Connectivity, High-Speed Interconnects, Data Center Infrastructure, AI Infrastructure ## Frequently asked ### What does Quintessent do? Quintessent is a startup focused on creating advanced optical connectivity solutions to address the growing bottleneck in data transfer speeds for AI and large-scale computing. They achieve this by integrating quantum-dot lasers and optical amplifiers with silicon photonic integrated circuits (SiPho). ### What is Quintessent's valuation? StartupHub estimates Quintessent's effective valuation at $85.9M (range $58.8M to $141.0M, 13% confidence), based on comparable companies in the sector. ### How much funding has Quintessent raised? Quintessent has raised a total of $24M in funding. The most recent round on record is Seed. ### Where is Quintessent headquartered? Quintessent is headquartered in Palo Alto, United States. ### When was Quintessent founded? Quintessent was founded in 2019. ### What industry does Quintessent operate in? Quintessent operates in AI Hardware & Chips, Semiconductor, Chip Design, Photonic Chip Design, Optical Connectivity, High-Speed Interconnects. ## JSON-LD Structured data aligned with this page's `