Hoss & Brown Engineers offers a full line of mechanical and electrical engineering services covering a variety of project types: Plumbing and piping design for commercial, institutional, and industrial projects. HVAC design ranging from light commercial heating and air conditioning systems to sophisticated laboratory and pharmaceutical designs. Interior and exterior lighting design services, a number of which have won IESNA Illumination Design Awards. Building power systems design including uninterruptible power systems and transient voltage suppression system design. Building data and telecommunication system distribution design. Fire alarm, controlled access, and other life safety systems design.