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Retym

Semiconductors · Cupertino, United States · Founded 2021

Addressing the needs of next generation data centers through advancement of optical networking and DSP technology MoreLess

Retym is a semiconductor company focused on developing advanced programmable coherent Digital Signal Processors (DSPs) designed to meet the high-performance needs of AI infrastructure and cloud connectivity. Headquartered in Cupertino, California, with offices in Tel Aviv, Austin, and Yerevan, Retym builds technology that supports efficient and scalable data movement within and between data centers.

As AI workloads grow exponentially, the demand for faster, low-latency data transmission is critical. Retym’s DSPs are engineered specifically for optical communication networks, enabling high-speed data transfer over distances ranging from 10 to 120 kilometers, with optimal performance between 30 and 40 kilometers. This makes the technology ideal for both intra-data center and inter-data center connectivity.

Retym’s DSPs incorporate advanced analog design, error correction, and equalization algorithms that ensure reliable signal transmission while minimizing energy consumption and latency. These features are particularly important in environments where data-intensive applications like machine learning, large-scale analytics, and cloud-based AI services require seamless, high-bandwidth performance.

In addition to performance, Retym’s programmable architecture offers flexibility, allowing data center operators to adapt to evolving network demands without replacing hardware. This enhances both the scalability and longevity of network infrastructure.

Keywords: Retym, semiconductor, DSP, digital signal processor, coherent DSP, AI infrastructure, optical communication, cloud connectivity, data center networking, low latency, analog design, error correction, signal processing, network scalability, programmable hardware.

Company overview

Retym company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2021
Headquarters
Cupertino, United States
Employees
78
Open positions
10
Dealroom signal
89.8
client focusb2btechnologyArtificial IntelligencetechnologyHardwaretechnologyDeep Techbusiness modelManufacturingsectorCore AIsectorSemiconductor Designers and ManufacturerssectorPhotonics TechsectorData CenterssectorAI Computing InfrastructuresectorDT and LSsectorscience-basedindustrySemiconductors

Valuation & funding

Retym funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES DOther financing Mar 2025 $75M $300M Spark Capital · Kleiner Perkins · Mayfield · Fidelity Investments
LATE VCOther financing May 2023 $40M $162M Kleiner Perkins · Mayfield · Alif Semiconductor
SERIES BOther financing Aug 2022 $8.3M $33M Undisclosed
SERIES AOther financing Oct 2021 $5M $20M Undisclosed
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Growth signals

Retym website traffic

Latest recorded traffic for Retym is 4.6K monthly website visits, up 58.6% over the last three months. Retym's team grew 6.8% over the past year.

Latest monthly visits4.6K 3-month web change+58.6% 1-year team growth+6.8%
Monthly website visits28 observations · Mar 2023–Jul 2026
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Comparisons

Retym compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Talent graph

Retym's talent

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Team profiled 2 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 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.

Investors

7 investors on Retym's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Series B+ 7 investors entered at this stage
Kleiner Perkins
Mayfield
Alif Semiconductor
Spark Capital
Fidelity Investments
Mamoon Hamid
Navin Chaddha

Global footprint

Where Retym has talent and traffic

Workforce by country
5 countries with
team presence
🇮🇱 Israel76.5%
🇺🇸 United States13.2%
🇦🇲 Armenia5.9%
🇨🇴 Colombia2.9%
🇬🇷 Greece1.5%
5 countries shown

In the news

Latest news about Retym

Recent press, funding announcements, and product moves mentioning Retym — open to read from the original sources.

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Market sentiment

What the market is saying about Retym

An AI-synthesized read of the highest-engagement posts about Retym on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

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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