OMNIS PANELS LLC Connecting Modern Architecture with Best-In-Class Products and Services OMNIS Panels is a leading supplier o ... f best-in-class architectural Rainscreen façades by PETRARCH Engineered Stone Rainscreen Panels, Steni Color Engineered Stone Rainscreen Panels, Steni Vision Engineered Stone Rainscreen Panels, Steni Nature Aggregate Engineered Stone Rainscreen Panels, and SikaTak Adhesive Rainscreen Attachment System. OMNIS Panels. Premium architectural façades and rainscreen framing systems.. read more