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 ~1,205 employees

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Employees
1,205
+0.6% in the 3 months to Sep 2026
Revenue / employee
$830K
Revenue ~$1B
12-month attrition
9%
Tech: 8.4%
H1B filings, FY2026
2
Sponsors visas

Headcount trend

C Spire went from 1,219 employees in Oct 2024 to 1,205 in Sep 2026. Apr to Sep 2026: 37 people joined, 24 left.

Org structure

Headcount by department

Other398
Engineering226
Operations181
Sales148
Success92
Finance63
Marketing42
Design26

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 1,205 employees, up 0.6% over the 3 months to Sep 2026.

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 $830K in revenue per employee, based on $1B annual revenue and 1,205 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.