CBRE | ESI: Detailed Company Information & Corporate Profile
Summary
CBRE | ESI was founded in 1986 and is headquartered in Brookfield, Wisconsin, serving the Milwaukee Metropolitan Area. The company employs over 10,000 professionals as a subsidiary of CBRE.
Specializing in building automation and intelligent building solutions, CBRE | ESI offers managed services, systems integration, facility remote monitoring, and comprehensive building management consulting. Its portfolio includes BAS, BMS, and Building Management Systems, with expertise spanning smart buildings, automated buildings, and energy‑sustainability design.
Revenue falls between $25 million and $100 million, and the firm operates under SIC codes 3575–3600 while staffing senior engineers such as Tracey Woolard, Tim Spengler, and Jason Finley to deliver responsive project engineering.
| CBRE | ESI Website | thinkESI.com |
| Social Links |   |
| Phone Number | 800-522-0735 |
| Industries | |
| CBRE | ESI Headquarters Address | 3410 Gateway Road, Brookfield, WI, 53045 US |
| Company Size | 10000+ employees |
| Specialities & Services | Building Automation System Specialists, Managed Services, Systems Integration, Smart Buildings, Intelligent Buildings, Automated Buildings, Building Management Consulting Services, Facility Remote Monitoring, BAS Systems, BMS Systems, Building Management Systems |
| SIC Code | 3577, 3576, 3575, 3600 |
| NAICS Code | 334118 Computer Terminal and Other Computer Peripheral Equipment Manufacturing, 333316 Photographic and Photocopying Equipment Manufacturing, 334418 Printed Circuit Assembly (Electronic Assembly) Manufacturing, 334613 Blank Magnetic and Optical Recording Media Manufacturing |
| DMA Code | Milwaukee Metropolitan Area |
| Founded | 1986 |
| Operating Status | Subsidiary |
| Updated: | 2026-09-04 |
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1975 | Privately Held | 500 - 1.0K | |
| 1995 | Privately Held | 100 - 250 |
Workforce Turnover
Length of Employment
CBRE | ESI's workforce includes employees across a wide range of tenure levels.
25% have been with the company for 3 to 4 years50% have been with the company for 5 to 7 years25% have been with the company for more than 11 years
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CBRE | ESI Corporate Information: FAQ
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