NEEECO was born out of passion for energy efficiency. Driven by their joint 12 year experience in weatherization and solar energy production under the MassSave Weatherization program and the MassCEC Solar program, the NEEECO team is offering a comprehensive product offering to help Massachusetts residents take advantage of their utilities' offerings in energy efficiency and make energy conservation accessible to everyone, for a better future for all. NEEECO (sourced from the long title: New England Energy Efficiency Company) offers no cost MassSave home energy audits. From an initial audit, NEEECO can assess a home's needs in terms of weatherization (insulation), solar, windows, and heating & cooling.