Fundraising Fox

Lemurian Labs

19 known investors

Lemurian Labs develops Tachyon, a software stack that runs AI workloads on any hardware and cloud while matching or exceeding the performance of hand-tuned kernels. It targets AI researchers, startups, and enterprises seeking hardware and cloud portability without rewriting code.

Also known as Lemurian Labs

Founders & leadership

JDJay Dawani
Jay DawaniinCo-Founder & CEOHe is the author of "Mathematics of Deep Learning," has previously founded two startups, and holds research interests spanning deep reinforcement learning, embodied AI, auto-parallelizing compilers, and high performance computing.

Investors · 19

Also in the syndicate · 1

Silicon Catalyst Angels

Funding

SEC filings, press & company announcements

$56M disclosed across 2 of 3 rounds · 2023–2025

Source: company announcements and press reports — follow each round's link for the claim.

Company profile

researched Aug 2026

Lemurian Labs develops Tachyon, a software stack designed to execute AI workloads across different hardware targets and scales while matching or exceeding the performance of hand-tuned kernels. The company frames the current state of AI infrastructure as fragmented and brittle because performance-critical code must be written as hardware-specific kernels, which it characterizes as "the new assembly language" and as a shortcoming of existing compilers. Tachyon is positioned as an alternative that removes the need to write kernels, a shift the company labels "Accelerated Software" or the "post-kernel era."

The company describes three claimed benefits of Tachyon: productivity, in that developers focus on models and algorithms rather than whether code will run on the next generation of hardware; performance, derived from optimizing across the entire system rather than individual kernels, including overlapping communication with computation and scheduling that exploits parallelism not visible to kernel-based approaches; and portability, allowing a workload to run on any hardware without modification, new xPUs to be evaluated in hours rather than months, and workloads to move between clouds and instance types. Tachyon is pre-general-availability, with beta testing stated to open in Summer 2027.

Latest developments

The company announced the addition of Java pioneer Kim Polese and MIT's Saman Amarasinghe, and states that Tachyon beta testing opens Summer 2027.

Full profile — market position, technology, go-to-market

Market position

The company positions itself against the prevailing model of hardware-specific kernel development, arguing that AI performance today depends on well-funded kernel engineering teams and that switching hardware or clouds is prohibitively costly. Its stated aim is to decouple AI workloads from specific hardware vendors and cloud providers.

Technology

Tachyon is a compiler and software stack intended to replace hardware-specific hand-written kernels for AI workloads. Rather than optimizing individual kernels, it targets whole-system optimization, including overlapping communication with computation and scheduling that exploits parallelism the company says is invisible to kernel-based approaches. The stack is intended to run an unmodified workload on any hardware and at any scale, including different accelerator types (xPUs) and different clouds and instance types.

Go-to-market

The website invites developers to join a beta program and a waitlist-style signup, with beta testing scheduled to open in Summer 2027; company news is communicated through press releases.

AI researchers who would otherwise spend time porting code between hardware platforms; startups seeking to evaluate new hardware without expensive migration; and enterprises wanting to move between cloud providers to take advantage of different pricing.

Compiled by commissioned research from 1 cited public sources — announcements, filings, and press listed under research sources below.

Competitors · 1

by search overlap

Companies competing with Lemurian Labs for the same Google search keywords, organic and paid, via search-intersection analysis.

Timeline · 2

launches, deals, and filings
Jan 2027
Tachyon beta testing planned to open Summer 2027

The company states beta testing for its Tachyon software stack opens Summer 2027, with a signup for the beta program.

source ↗

Jan 2025
Kim Polese and Saman Amarasinghe join Lemurian Labs

The company announced via press release that Java pioneer Kim Polese and MIT's Saman Amarasinghe were added.

source ↗

Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.

In the news

Research sources · 1

primary sources listed

1 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Lemurian Labs do?
Lemurian Labs builds Tachyon, a software stack that runs AI workloads on any hardware or cloud without hand-written kernels.
Who founded Lemurian Labs?
Lemurian Labs was founded by Jay Dawani.
Who are Lemurian Labs's investors?
Lemurian Labs's investors include 1Flourish Capital, Blackhorn Ventures, futureland ventures, Good Growth Capital, Mistral Venture Partners, Origin Ventures, Oval Park Capital, Pebblebed and 10 more.
How much funding has Lemurian Labs raised?
Lemurian Labs has disclosed $56M raised across 2 of its 3 known rounds.