Tessl

AI · London, United Kingdom · Founded 2024

Reimagining software development for the AI era, and helping shape a new paradigm called AI Native Development MoreLess

Tessl is pioneering a new approach to software development tailored for the AI era, known as AI Native Development. This innovative platform is designed to streamline and enhance the software creation process by integrating artificial intelligence at its core. Tessl primarily serves tech companies and developers looking to leverage AI to improve their software solutions. Operating in the rapidly evolving AI and software development market, Tessl's business model focuses on providing a subscription-based platform that offers tools and resources for AI-driven software development. Revenue is generated through subscription fees and premium service offerings, catering to businesses aiming to stay competitive in the digital transformation landscape.

Keywords: AI Native Development, software creation, tech companies, developers, subscription-based, digital transformation, artificial intelligence, platform, innovation, AI-driven.

Valuation $500M–1B

Headcount <100

Total funding $100–500M

Unlock exact values

Company overview

Tessl company information

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

Status: Operational
Founded: 2024
Headquarters: London, United Kingdom
Employees: 59
Open positions: 6
Dealroom signal: 95.3

Website ↗LinkedIn ↗X ↗

client focusb2btechnologyArtificial IntelligencetechnologyMachine Learningbusiness modelSaaSsectorDeveloper ToolssectorCodingsectorCore AIsectorSoftware DevelopmentsectorAI Applicationssectoruk is8 digital and technologiesindustryEnterprise Software

Valuation & funding

Tessl funding history

Company financing events and reported valuations.

Deal type	Date	Amount	Valuation	Investors	Source
SERIES AOther financing	Nov 2024	$100M	$750M	Index Ventures · Accel	↗
SEEDOther financing	May 2024	$25M	$750M	GV · Boldstart Ventures	↗

Showing 2 recorded eventsUnlock the complete deal history →

Growth signals

Tessl website traffic

Latest recorded traffic for Tessl is 130K monthly website visits, down 27.8% over the last three months. Tessl's team grew 15.7% over the past year.

Latest monthly visits130K 3-month web change-27.8% 1-year team growth+15.7%

Monthly website visits22 observations · Oct 2024–Jul 2026

Hover or focus a point to see its exact monthly valueCompare with peers →

Hiring

Open positions at Tessl

Current openings linked to this company in Dealroom.

Solutions Engineer (Field Engineer) - Northeast (Boston/NY)Boston, MA · Other · Sep 6, 2026 Member of Marketing Staff - Marketing Producer FTCLondon, United Kingdom, Northern Europe, Europe · Marketing & Communication · Aug 30, 2026 Member of Product Staff - Product ManagerLondon, United Kingdom, Northern Europe, Europe · Business Development · Jul 5, 2026 Field Engineer (Presales) - Northeast (Boston/NY)Boston, New York, United States, Northern America, Americas · Other · Jul 5, 2026 Developer AdvocateNew York, New York, United States, Northern America, Americas · Other · Jun 21, 2026

5 distinct openings shownExplore hiring signals →

Comparisons

Tessl 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.

Company	Headquarters	Status	Employees	Total funding	Valuation
SMSideGuide \| Firecrawl \| MendableDeveloper of Mendable and Firecrawl, tools focused on AI-driven documentation and web development	San Francisco, United States	Operational	—	$15M	$58M
BUBuilderHuman-assisted ai that empowers everyone to independently build and operate tech products	London, United Kingdom	Operational
SNSnykCloud native application security provider that enables millions of developers to build software securely	Boston, United States	Operational
STStamplayLow-code workflow automation platform integrating business applications	London, United Kingdom	Acquired
LOLovableAn AI platform to build web apps with natural language	Stockholms kommun, Sweden	Operational
ACAugment CodeEnhancing software development with cutting-edge AI	Palo Alto, United States	Operational
GAGableImproving data quality at scale by fostering communication between data producers and consumers via data contracts	Seattle, United States	Operational
RARoot AccessAI-native developer tools for embedded systems engineers	New York City, United States	Operational

Showing 8 of the closest matchesCompare every metric →

Talent graph

Tessl's talent

Book a demo to see the people

Team profiled 13 named & role-tagged

Founders /100 quality score

Key operators 2 quality /100

Potential founders likely future founders

Startup mafia alumni-founded startups

Talent movements in · out past 12 months

Source: Dealroom Talent Intelligence.

Investors

4 investors on Tessl's cap table

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

Seed 2 investors entered at this stage

Boldstart Ventures

Series A 2 investors entered at this stage

Index Ventures

Accel

Global footprint

Where Tessl has talent and traffic

Workforce by country

7 countries with
team presence

🇬🇧 United Kingdom72.9%

🇺🇸 United States16.7%

🇧🇪 Belgium2.1%

🇮🇳 India2.1%

🇮🇱 Israel2.1%

Top 5 of 7 shown

In the news

Latest news about Tessl

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

See all news

Market sentiment

What the market is saying about Tessl

An AI-synthesized read of the highest-engagement posts about Tessl 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

See Tessl’s full profile on Dealroom

Request a free trial to see the complete deal history, financials, people graph and growth signals.

Request a free trial

Takes under a minute. Already use Dealroom? Log in.