<p>BJC HealthCare partnered with St. Louis-based Schaeffer Electric Co., Inc. for lighting renovations and maintenance spanning seven facilities throughout St. Louis that will pay back its full investment within three years.&nbsp; More than 12,600 fixtures were retrofitted, replaced or re-lamped to generate $300,000 in annual energy savings for the region's largest employer, earning Schaeffer another contract to extend its lighting maintenance services to other BJC Healthcare facilities.</p>