

C1: Detailed Company Information & Corporate Profile
Summary
C1 is an IT services company headquartered in Bloomington, Minnesota, operating within the Twin Cities region. Founded in 1993 and structured as a subsidiary, it specializes in managed services, professional and advisory solutions, cloud, business applications, modern workplace, cyber security, data center, enterprise networking, lifecycle services, communication platform as a service, AI, Gen AI, and infrastructure.
C1 employs between 1,000 and 5,000 professionals and achieves annual revenue in the $1B–$5B bracket. Leadership includes Vice President Mikki Williams for Total Rewards; Vicki Adams heading IT PMO; Shane Harper as Region Vice President of Sales West; Hemang Shah, Senior VP and ELT member overseeing IT; Pete McGuinness as Vice President Commercial Markets US East; Don O’Brien as Executive Vice President US Commercial; alongside customer success, growth marketing, engineering, and operations executives.
| C1 Website | onec1.com |
| Social Links | |
| Phone Number | +1 866 768 7978 |
| Industries | |
| C1 Headquarters Address | 10900 Nesbitt Ave S, Bloomington, Minnesota, 55437 US |
| Company Size | 1000-5000 employees |
| Specialities & Services | Managed Services, Professional Services, Advisory Services, Cloud, Business Applications, Customer Experience, Modern Workplace, Cyber Security, Data Center, Enterprise Networking, Lifecycle Services, Communication Platform as a Service, AI, Gen AI, Infrastructure |
| SIC Code | 7371 |
| NAICS Code | 541511 Custom Computer Programming Services |
| DMA Code | Twin Cities |
| Founded | 1993 |
| Estimated Annual Revenue | $1B - 5B |
| Operating Status | Subsidiary |
| Updated: | 2026-09-17 |
C1 Org Chart
Chief Executive Officer
Chief Executive Officer
C-Level
Chief Strategy Officer
Chief Technology Officer
Chief Operating Officer
General Manager
Project Manager
Project Manager
Project Manager
Project Manager
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1975 | Public Company | 100K - 9.9M | |
| 2000 | Public Company | 5.0K - 10K | |
| 1983 | Public Company | 1.0K - 5.0K | |
| 2003 | Educational Institution | 25 - 100 |
Subsidiaries and Affiliated Companies
Estimated Website Traffic
The chart shows a growth in traffic to the onec1.com website. In September, traffic increased to 4685, compared to 3602 in the previous month. The highest traffic in 2026 was recorded in January, reaching 28546 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
C1's workforce includes employees across a wide range of tenure levels.
1% have been with the company for less than 1 year6% have been with the company for 1 to 2 years12% have been with the company for 3 to 4 years11% have been with the company for 5 to 7 years26% have been with the company for 8 to 10 years44% have been with the company for more than 11 yearsCompanies Similar to C1
C1 Corporate Information: FAQ
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