BreachCensus

CBIZ, Inc.

Professional ServicesUnited States of America

SEC EDGAR CIK 0000944148

CBIZ, Inc. is a professional services organisation in Iowa. It appears on the Massachusetts Attorney General breach-notification register, the California Attorney General breach-notification register and the Iowa Attorney General security breach notification list with 2 confirmed incidents (3 filings); the most recent notice was filed on December 29, 2023.

LEI
529900D5X8CFM8O1N813

Data as of September 6, 2026.

Sources

Confirmed incident

US-IA

Disclosed
December 29, 2023

Timeline

  1. December 29, 2023
    Reported to regulator Regulator

    IA AG breach notification: an unknown number of Iowa residents affected

    source

Litigation

  • Possible litigation — multiple candidate dockets found, not yet resolved to a single case.

Notices on file

What a Iowa notice means

Governed by Iowa Code §715C.2. Notice to the Attorney General is required within five business days of notifying consumers, for a breach requiring notification to more than 500 Iowa residents.

Note: no affected-count is published on this register.

Iowa breach-notification register ↗

Confirmed incident

Filed in CA and MA

The same incident was filed separately with 2 jurisdictions within a few days of each other (CA and MA) — shown here as one incident.

Occurred
May 29, 2023
Disclosed
September 1, 2023

Timeline

  1. September 1, 2023
    Reported to regulator Regulator

    CA AG breach notification: an unknown number of California residents affected

    source
  2. September 1, 2023
    Reported to regulator Regulator

    MA AG breach notification: 31,370 Massachusetts residents affected

    source

Litigation

  • Possible litigation — multiple candidate dockets found, not yet resolved to a single case.
  • Possible litigation — multiple candidate dockets found, not yet resolved to a single case.
What a California notice means

Governed by Cal. Civ. Code §1798.82. A copy of the notification must be sent to the Attorney General when a single breach requires notifying more than 500 California residents.

Note: no affected-count is published on this register.

California breach-notification register ↗

What a Massachusetts notice means

Governed by M.G.L. c. 93H. Notice to the Attorney General is required for a breach affecting any number of Massachusetts residents' personal information -- the statute sets no minimum count.

Note: the count is Massachusetts residents only, not a total.

Massachusetts breach-notification register ↗

Related

Disclosed around the same time