Pennsylvania Transformer Technology, LLC

Pennsylvania Transformer Technology (PTT) manufactures custom-engineered oil-filled power transformers and related components for investor-owned utilities, municipal power providers, renewable-energy projects, and industrial customers. Its product portfolio includes substation, generator step-up, autotransformer, grounding, mobile, auxiliary, and unit-substation equipment. Based in Canonsburg, Pennsylvania, with manufacturing facilities in Pennsylvania and North Carolina, PTT supports transformer engineering, production, and lifecycle service for North American grid infrastructure and industrial applications.