Mass. Electric Construction Co. provides electrical construction and maintenance services for complex and large-scale electrical systems. It works with various contract delivery methods, including design-build, design-build-maintain, engineering, procurement, and construction, time and materials, and public-private partnerships and construction manager/general contractor contracts.Its projects include power and energy, water-related infrastructure, renewable energy, commercial/federal, and special system projects, and transit and rail, and highway/intelligent transportation systems projects.