C Spire

C Spire is a privately held telecommunications and technology services company based in Ridgeland, Mississippi. Founded in the late 1940s and originally known as Cellular South, it has grown to become one of the largest privately held wireless carriers in the United States. The company focuses on improving lives through technology, providing a range of services that enhance connectivity for customers at home, work, and on the go. C Spire offers nationwide wireless services, including 4G LTE and 5G networks, and has a significant fiber optic network spanning over 17,000 miles, delivering high-speed internet to residential and business customers in Mississippi, Alabama, and Tennessee. The company also provides various business IT solutions, such as cloud computing and managed IT services, and has launched C Spire Health, a mobile app aimed at improving healthcare access for underserved populations. Additionally, C Spire supports educational initiatives and operates a Tier III data center, reflecting its commitment to innovation and community development.

Telecommunications Ridgeland, United States Founded 1988 ~1,222 employees

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Employees
1,222
-1.2% in the 3 months to Jun 2025
Revenue / employee
$818K
Revenue ~$1B
12-month attrition
8.8%
Tech: 8.2%
H1B filings, FY2026
2
Sponsors visas

Headcount trend

C Spire went from 1,204 employees in Jul 2023 to 1,222 in Jun 2025. Jan to Jun 2025: 43 people joined, 46 left.

Headcount data through Jun 2025

Org structure

Headcount by department

Other546
Engineering255
Operations144
Sales111
Success56
Finance41
Marketing34
HR15

Salaries at C Spire

All salaries

7 salary profiles in the US

Most reported roles

Pay by level, gender and ethnicity

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering4

The department split adds up all the years listed above. FY2026 alone: 2 filings.

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C Spire FAQ

How many employees does C Spire have?

C Spire has about 1,222 employees, down 1.2% over the 3 months to Jun 2025.

Does C Spire sponsor H1B visas?

Yes. C Spire filed 2 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.

What is C Spire's revenue per employee?

C Spire makes about $818K in revenue per employee, based on $1B annual revenue and 1,222 employees.

How much does C Spire pay?

6figr has 7 salary profiles for C Spire in the US, with pay broken down by role, level, gender and ethnicity on the C Spire salaries page. See C Spire salaries

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.