Factorum is a cloud-based electronic invoicing platform that provides tax compliance solutions for Mexican businesses. Founded in 2010 and headquartered in Ciudad de México, the company offers an online system for generating, managing, and storing electronic invoices (CFDIs) in compliance with Mexican Tax Administration Service (SAT) requirements. The platform is designed to enable users to create digital tax receipts quickly, with the company positioning its service as capable of generating invoices in as little as 30 seconds. Factorum primarily targets entrepreneurs, small businesses, and companies across various sectors including construction, retail, and hospitality. The platform's core product, FactorumWeb, provides a user-friendly interface for emitting various types of fiscal documents including credit notes, receipts for professional services, rental receipts, and payment complements. The company also offers specialized solutions such as addendas for major retailers, construction-specific invoicing templates with estimates and amortizations, payroll modules, foreign trade complements, withholding tax certificates, and the Carta Porte transport document complement. Factorum operates as a cloud-based SaaS platform with tiered pricing plans based on the number of CFDIs issued annually, ranging from 100 to 600 invoices per year. The company employs between 11 and 50 people and maintains offices in both Ciudad de México and Villahermosa, Tabasco. Technical features include API connectivity for ERP integration, multiple backup PACs (Authorized Certification Providers) to ensure continuous service, real-time customer support via WhatsApp and chat, and cloud-based information management. As a privately funded company, Factorum also operates a partner program offering 20% commissions to resellers who recommend their invoicing services to new clients.