Headquartered in Orlando, we are the largest Florida based energy performance and testing contractor serving residential, multifamily and commercial projects. Simply put, we help developers and builders build better buildings . We are and serve residential construction projects and commercial buildings throughout Florida from Orlando, Tampa, Sarasota, and Boca Raton. 15 lightyears is founded as a social enterprise using business as a source for good. We beleive that a more informed community means a better community and a better planet. That is why it is our mission to not only help builders build better homes, but to inspire, engage, and educate the public about energy efficiency, renewable energy, and green building.