Tellter is a development studio and venture company that partners with startups by providing cutting-edge technology and strategic support in exchange for equity. We specialize in full-stack development, data analytics, and monetization strategies to accelerate early-stage startups and undervalued tech projects.

How does Tellter work with startups?

You share your project idea with us. We analyze the technological and business needs. Based on our contribution, we agree on an equity share. We develop your product together, focusing on speed and efficiency. Once launched, we refine the MVP using data-driven insights, then implement monetization strategies for sustainable growth.

What types of projects does Tellter invest in?

We focus on startups and tech projects with high potential, particularly in SaaS, AI, automation, and digital platforms. We also acquire and improve small-cap tech projects by enhancing their features and optimizing their revenue streams.

How can I get in touch with Tellter?

If you're a startup founder looking for a tech partner, have an idea in mind, or an investor interested in our projects, feel free to contact us. We're always open to discussing new opportunities.

Studio · liveParis · --:-- CET

Webuildandowndisruptive tech.

Tellter is a Paris-based venture studio. We ship, scale and monetise our own products and the ones we co-build with founders, in exchange for equity. 8 live products, $309K in ARR, 40M+ end users.

Explore the portfolio Start a project

Now operating8 live products

Hover a product · size follows ARR

Double Counterdoublecounter.gg$200K ARR100%

Doogledoogle.gg$100K ARR100%

BallTokballtok.app$4K ARR100%

TrainWatchertrainwatcher.vercel.app$3K ARR100%

Atisatisbot.com$2K ARR100%

CV-Procv-pro.com100%

Proximeproxime.io100%

AEO Clubaeo-club.com50%

Files.express100%

Partiipartii.fr47.5%

AltDentifieraltdentifier.com$130K ARR100%

Double Counterdoublecounter.gg$200K ARR100%

Doogledoogle.gg$100K ARR100%

BallTokballtok.app$4K ARR100%

TrainWatchertrainwatcher.vercel.app$3K ARR100%

Atisatisbot.com$2K ARR100%

CV-Procv-pro.com100%

Proximeproxime.io100%

AEO Clubaeo-club.com50%

Files.express100%

Partiipartii.fr47.5%

AltDentifieraltdentifier.com$130K ARR100%

Double Counterdoublecounter.gg$200K ARR100%

Doogledoogle.gg$100K ARR100%

BallTokballtok.app$4K ARR100%

TrainWatchertrainwatcher.vercel.app$3K ARR100%

Atisatisbot.com$2K ARR100%

CV-Procv-pro.com100%

Proximeproxime.io100%

AEO Clubaeo-club.com50%

Files.express100%

Partiipartii.fr47.5%

AltDentifieraltdentifier.com$130K ARR100%

Double Counterdoublecounter.gg$200K ARR100%

Doogledoogle.gg$100K ARR100%

BallTokballtok.app$4K ARR100%

TrainWatchertrainwatcher.vercel.app$3K ARR100%

Atisatisbot.com$2K ARR100%

CV-Procv-pro.com100%

Proximeproxime.io100%

AEO Clubaeo-club.com50%

Files.express100%

Partiipartii.fr47.5%

AltDentifieraltdentifier.com$130K ARR100%

Portfolio

11 products. One operating system.

$0K

Portfolio ARR

Live products

At 100% equity

Double Counter

Discord·Security

The leading alt-account detection and verification bot for Discord. 500K+ servers, 40M+ users verified.

ARR

$200K

Equity

100%

Since

2020

Live

Doogle

Discord·Investigation

Search any Discord ID and reveal its alternate accounts, ranked by confidence, on top of Double Counter’s identity graph.

ARR

$100K

Equity

100%

Since

2025

Live

New in 2026

Atis

AI support that answers your community, not just your tickets.

ARR

$2K

Equity

100%

Live

CV-Pro

Your LinkedIn profile, scored and rewritten by AI.

ARR

Pre-revenue

Equity

100%

Live

TrainWatcher

Consumer

Never miss a Eurostar Snap drop again.

ARR

$3K

Equity

100%

Live

Proxime

Consumer

The daily semantic word game, rebuilt on concepts.

ARR

Pre-revenue

Equity

100%

Live

BallTok

Consumer

Viral bouncing-ball videos in five minutes.

ARR

$4K

Equity

100%

Live

The full ledger

#	Product	Status	Equity	ARR
01	Double Counter	Live	100%	$200K
02	Doogle	Live	100%	$100K
03	BallTok	Live	100%	$4K
04	TrainWatcher	Live	100%	$3K
05	Atis	Live	100%	$2K
06	CV-Pro	Live	100%	Pre-revenue
07	Proxime	Live	100%	Pre-revenue
08	AEO Club	Live	50%	Pre-revenue
09	Files.express	Coming soon	100%	Pre-revenue
10	Partii	Winding down	47.5%	Pre-revenue
11	AltDentifier	Merged	100%	$130K

Open the portfolio

> users.total

0M+

End users powered by our apps

> servers.live

0K+

Discord servers running our infra

> products.total

Products in the portfolio

> arr.portfolio

$0K

Annual recurring revenue, live products

Our End Clients

The largest companies have used Tellter products, trusting us with some of their operations.

What we do

The full operating system
for early-stage tech.

Three interlocking practices that take you from idea to monetised product. Each one available stand-alone, or as the operating system for your venture.

/01

End-to-End Tech Development

We build robust, scalable and appealing front-end and back-end systems tailored to your project's needs—fast, reliable, and built with growth in mind.

Learn more

/02

Data-Driven Strategy & Infrastructure

We build your entire data pipelines to create actionable insights, turning raw data into strategic decisions that drive user engagement and business success.

Learn more

/03

Monetization & Growth Optimization

We help you generate revenue from day one through premium offerings and strategic ads implementation — leveraging our proprietary technologies and industry partnerships.

Learn more

CybersecurityDiscord & community botsAI productsSaaS & dashboardsMobile & backendConsumer & travelCreator tools

Process

From idea to scale — fast and data-driven.

We don't just build; we co-create. From defining the vision to launching, iterating and scaling, our process ensures rapid execution and early profitability.

01
01
Ideation & Strategy
We pressure-test the idea against the market and define a sharp v1 scope.
02
02
Equity-Based Partnership
We agree on equity reflecting our contribution — fully aligned, long-term.
03
03
Rapid Development
In-house full-stack team ships your MVP in weeks, not quarters.
04
04
Data-Driven Optimization
Built-in analytics turn first users into product-market fit signal.
05
05
Monetization & Scale
Pricing, subscriptions, partnerships — revenue from day one.

Team

Meet the operators.

Nathan Lourenço

Founder & Lead CTO

Brandon Pearson

COO & Community Lead

Lilian Martin

Lead Sales & Marketing

FAQ

Questions, answered.

Tellter is taking on new partners

Let's build
something real.

Share your vision. We'll bring the technology, the data, the monetisation and the conviction.

Start the conversation contact@tellter.com

9 rue des Colonnes, 75002 Paris, France

Webuildandowncompoundingdisruptive tech.

11 products. One operating system.

Double Counter

Doogle

Atis

CV-Pro

TrainWatcher

Proxime

BallTok

The full operating system for early-stage tech.

End-to-End Tech Development

Data-Driven Strategy & Infrastructure

Monetization & Growth Optimization

From idea to scale — fast and data-driven.

Ideation & Strategy

Equity-Based Partnership

Rapid Development

Data-Driven Optimization

Monetization & Scale

Meet the operators.

Questions, answered.

What is Tellter?

How does Tellter work with startups?

What types of projects does Tellter invest in?

How can I get in touch with Tellter?

Let's buildsomething real.

Webuildandowndisruptive tech.

The full operating system
for early-stage tech.

Let's build
something real.