COR Enterprises: Detailed Company Information & Corporate Profile
Summary
COR Enterprises has served the voluntary sector since its inception in 1971, operating as an independent company headquartered in Billings, Montana. With a team of 100–200 employees and annual revenue ranging from $10 million to $50 million, the organization plays a key role within the Billings Metropolitan Area’s community services landscape.
The firm is guided by owner/operator Bernie Wollenzien and supported by a leadership group that includes Staff Development Director Jodi Mackay, Employment Specialist Bobbie Lauzon, Director of Supported Living Jodi King, Direct Support Professionals Shilo Valenzuela and Gregory Medeiros. Together they focus on delivering tailored support services in the voluntary sector.
| COR Enterprises Website | corenterprises.com |
| Social Links |  |
| Phone Number | 406-248-9115 |
| Industries | |
| COR Enterprises Headquarters Address | 200 S 24th St, Billings, Montana, 59101-4321 US |
| Company Size | 100-200 employees |
| DMA Code | Billings Metropolitan Area |
| Founded | 1971 |
| Estimated Annual Revenue | $10M - 50M |
| Operating Status | Independent Company |
| Updated: | 2026-10-15 |
Estimated Website Traffic
The chart shows a decline in traffic to the corenterprises.com website. In September, traffic decreased to 160, compared to 178 in the previous month. The highest traffic in 2026 was recorded in June, reaching 192 visits.
Workforce Turnover
Length of Employment
COR Enterprises's workforce includes employees across a wide range of tenure levels.
11% have been with the company for 1 to 2 years11% have been with the company for 3 to 4 years11% have been with the company for 5 to 7 years11% have been with the company for 8 to 10 years56% have been with the company for more than 11 years
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COR Enterprises Corporate Information: FAQ
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