MDS Engineering delivered full MEP design services for York Northwest Triangle (Heritage Crossings), a six-story mixed-use residential and commercial development in downtown York, PA. The project included energy-efficient HVAC systems for apartments and common areas, robust electrical infrastructure for high-density mechanical loads and future retail buildouts, and comprehensive plumbing design for all residential and shell commercial spaces. With careful coordination and code-compliant execution, MDS provided an integrated, performance-driven solution that supports long-term efficiency and modern urban living.