Bally Total Fitness
Behr Paint
Citizen's Bank
Data Center - Private Client
Dialysis Centers - Private Client
Fifth Third Bank
General Mills
PepsiCo, Inc.
Ridgemoor Country Club
Wrigley Company



Advocate Christ Medical Center
Advocate Children's Hospital, Oak Lawn
Advocate South Suburban Hospital
Dialysis Centers - Private Client
(Dialysis case studies available upon request)
Grant Hospital
Holy Cross Hospital
LaGrange Hospital
Morris Hospital
Palos Community Hospital
Silver Cross Hospital, Joliet, IL
Silver Cross Hospital, New Lenox, IL
West Suburban Cardiologists



Arbor Park School District #145
Beecher School District 200U
Central Community Unit School 
   District 301
Community Consolidated High School  District 230
DuPage High School District 88
Elmhurst Community Unit School
Hinsdale High School District 86
Hawthorne Elementary School
Indian Springs School District 109
Lewis University
Lincoln-Way West High School
Naperville CUSD 203
North Palos School District 117
Park Ridge Niles School District 64
Romeoville School District 365U
Township High School District 211



Alsip Police Department
Blackhawk Community Center
Bloomingdale Park District
County of Cook
County of Will
Cypress Cove Family Aquatic Park Evergreen Park Senior Center
Lincolnwood Public Library District
Palatine Public Library District
Plainfield Public Library
Romeoville Police Department
Summit Public Library
Tinley Park Fire Protection District
Tinley Park Public Library
United States Post Office
Village of Evergreen Park
Village of Romeoville
Will County Courthouse


Building Green

Hidden Oaks Nature Center
Niles West High School
Lewis University


Frontier In the News...

Frontier Celebrates "Core Values in Action" with Cornerstone Award
Congratulations to Frontier Superintendent/PM, Thomas Granko, for putting Frontierís core values into action... read more

A Message From the President, Gregory A. Parr
We provide our clients with an experience that is above and beyond what is expected. We strive to build trust with our clients... read more

Featured Project...

Palos Community Hospital

Palos Community Hospital

Various Projects Palos Heights, IL Multiple projects for facility upgrades and compl read more