Quilter

Quilter removes the manual layout bottleneck to make PCB design instant, infinite, and autonomous, so engineers can innovate instead of routing traces.

Robotics and hardware

Latest funding

$25M Series B+ · October 7, 2025

Led by Index Ventures · Source: indexventures.com

Total raised: $35M across 2 sourced rounds

All 2 rounds ↓

Website: quilter.ai.

X: @quilterai · 1,408 followers.

LinkedIn: quilterai.

Category: Robotics and hardware.

Sectors: Artificial Intelligence (AI), Electronics, Software.

Stage: Series B+.

Based in: Los Angeles, United States.

Total raised: $35M in 2 sourced rounds.

Last round: Oct 7, 2025 · 404 days ago.

On Recent Funding since: Sep 29, 2026.

Signals

X account@quilterai · created Sep 8, 2023 (3 years old) · 1,408 followers

Website registeredFeb 2, 2021 (5 years old)

TIMELINE · MONEY RAISED

Quilter | 158 days from X account to first raise on record

@quilterai·Raised $35M in 2 sourced rounds·1 signal before the first raise

Money raised, round by round (amounts linked to their source). Pins are dated signals; hover the icons for dates.

Funding rounds

Date	Round	Amount	Lead	Source
Oct 7, 2025	Series B+	$25M	IIndex Ventures	indexventures.com
Feb 13, 2024	Series A	$10M	BBenchmark	finsmes.com

Timeline

September 8, 2023
X account created
February 2, 2021
Website created

Founders and team

SN
Sergiy Nesterenko CEO and Founder

@sergiynest · source: quilter.ai

Investors

Companies like Quilter

EEndraSeries A · Jul 2026
AAstrus$8M Seed · Aug 2025
EExpedera$20M Series B+ · May 2024
CCount$2M Seed · Apr 2020
BBright Machines$110M Series B+ · Jun 2024
OOctane SecuritySeed · Apr 2025

Other companies backed by Index Ventures

FFlapping Airplanes$1B Series A · Oct 2026
DDuvo$32M Series A · Oct 2026
AAllara$30M Series A · Oct 2026
OOratomic$475M Series B+ · Oct 2026
VVesta$30M Series B+ · Oct 2026
HHone$60M Seed · Oct 2026

Index Ventures portfolio →

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/quilter (get a free API key).