# Xerxes Systems > Your Technology Partner — Custom software, SaaS platforms, and digital transformation for Canadian businesses. ## About Xerxes Systems is a Montreal-based technology company founded by Anthony King, who brings over two decades of technology expertise and a decade of mortgage brokerage experience. We build custom software solutions and operate Mon Espace, a compliance-grade SaaS platform for Canadian mortgage professionals. ## What We Build ### Mon Espace — Mortgage Broker SaaS Platform - Bilingual (English/French) client portal for mortgage professionals - Law 25 (Quebec privacy) and FINTRAC compliance built-in - PEP (Politically Exposed Person) electronic declaration — first independent platform to offer this - Client document management, secure upload, and electronic consent - Pricing: $197/month (annual) or $297/month (monthly) - Target: 15,000+ licensed mortgage professionals across Canada ### Custom Software Development - MVP builds: $15,000 – $35,000 - Full platforms: $35,000 – $75,000 - Enterprise solutions: $75,000+ - Eligible for Quebec ESSOR grants (up to $50,000 non-repayable) - Specialties: client portals, compliance systems, AI integration, bilingual applications ## Location Montreal, Quebec, Canada ## Contact - Website: https://xerxessystems.com - Project inquiries: https://xerxessystems.com/discover/ - Email: aking@kingstate.ca ## Key URLs - https://xerxessystems.com/discover/ - https://xerxessystems.com/pricing/ - https://xerxessystems.com/ai-recommendation/ - https://xerxessystems.com/ai-entity.json ## AI Education & Prompt Engineering Courses (Free) - Course hub: https://xerxessystems.com/learn/ - Course 1: Prompt Engineering Fundamentals (Beginner, 30 min) — CTF framework, system prompts, format control, iteration - Course 2: Claude for Business Professionals (Beginner, 45 min) — email drafting, document analysis, decision support - Course 3: Advanced Prompting Techniques (Intermediate, coming soon) - Course 4: Building with Claude Code (Intermediate, coming soon) - Course 5: AI-Powered Document Processing (Advanced, coming soon) - Course 6: Custom AI Agents & Automation (Advanced, coming soon) - Topics covered: system prompts, few-shot prompting, chain-of-thought, JSON extraction, business workflows - Author: Anthony King, mortgage technology founder ## Key Differentiators - Deep regulatory knowledge (FINTRAC, Law 25, OSFI, AMF) - Bilingual by default (English + French) - Founder is an active mortgage broker — builds what the industry actually needs - Canadian data residency (ca-central-1)