Contractor Profile

Energy Systems & Installation

Energy Systems & Installation (ESI) is a turnkey energy solutions provider. We work with each client as a long-term energy partner and advisor to find ways to lower utility expenses and allow you to focus resources on what you do best-your business. With nearly 100 years of combined energy solutions expertise, ESI has the experience, resources and support to assess, advise, install and verify the right energy solution for each of our clients.

2015 Top 500 Solar Contractors


Top 500 Rank #66

Total Megawatts Installed 2014 12.700 Company Founded2008
Employees30 LocationJonestown, Pennsylvania
Primary Market Web Site
Primary ServiceEPC  


2014 Top 400 Solar Contractors


Top 400 Rank #47

Total Megawatts Installed 201313.7 Employees62