D Spencer Engineering LLC, based in Brownsburg, Indiana, opened in October of 2009. Don Spencer, Owner/President, brought 22 years of service and experience along with a renewed energy and highly competent staff. The firm's philosophy is to provide owner driven designs in a timely, meaningful and cost effective way. Cost effectiveness, meeting schedules
Hopf Environmental Consulting is a family owned and operated environmental consulting firm based in Brownsburg, Indiana. Hopf provides a broad range of environmental and engineering services in Indianapolis, central Indiana, and surrounding areas. Hopf Environmental Consulting works with business professionals to solve environmental problems and to