SumnerOne

SumnerOne is a family-owned office technology company based in St. Louis, Missouri, with a history that dates back to 1937. Founded in 1955, it has grown to become one of the largest independent office technology dealers in the Midwest, serving Missouri, Kansas, Illinois, Arkansas, and Oklahoma. The company has transitioned from its early focus on mimeographs to offering a wide range of modern office technology solutions. SumnerOne provides various services, including production and wide-format printing, copiers and office equipment, managed IT services, and enterprise content management. They are known for their partnerships with leading equipment brands and their commitment to helping businesses maximize their investments in printing and IT. Additionally, SumnerOne offers in-house leasing options to provide flexible financing solutions for their technology products. Their diverse clientele benefits from tailored services that enhance efficiency and reduce operational costs.

Printing St. Louis, United States Founded 1952 ~205 employees

Work at SumnerOne in HR or recruiting? Claim this page

Employees
205
0% in the 3 months to Sep 2026
Revenue / employee
$244K
Revenue ~$50M
12-month attrition
9.1%
Tech: 3.1%
H1B sponsor
NA

Headcount trend

SumnerOne went from 215 employees in Oct 2024 to 205 in Sep 2026. Apr to Sep 2026: 6 people joined, 7 left.

Org structure

Headcount by department

Operations59
Other54
Sales40
Success17
Engineering16
HR8
Finance7
Marketing4

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