Letter AI | Enterprise Software | F4

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Company Overview Backed By Recent Activity Similar Companies Startup DNA

Letter AI

Letter AI reimagines revenue enablement from the ground up with generative AI at the core, providing personalized training, realistic roleplay, and management of sales collateral

letter.ai

Enterprise Software

Sector

Seed

Stage

B2B SaaS

Model

01Company Overview

Letter AI reimagines revenue enablement from the ground up with generative AI at the core, providing personalized training, realistic roleplay, and management of sales collateral.

02Backed By3 investors

S2Stage 2 Capital→LLightbank→MC

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Mangusta Capital

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03Recent Activity

FROM Lightbank

Participated in Letter AI's $40M Series B for AI-powered sales enablement.

INVESTMENT·technexus.com

FEB 26, 2026

FROM Mangusta Capital

Backed Letter AI, a platform for revenue team learning and performance optimization.

INVESTMENT·medium.com

OCT 2025

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05Startup DNA

signals

Sectors
Business Model
Technology

Quick Reference

Sector

Enterprise Software

Website

letter.ai

Visit letter.ai ↗