Quatrro Business Support Services, Inc. Data Breach (September 2026): What Was Exposed and What To Do
According to the notice filed with the Washington State Attorney General on Sep 9, 2026, Quatrro Business Support Services, Inc. reported a data breach. It was also reported to the California Attorney General and the Texas Attorney General. People affected: 188,218 people (official total in the Texas Attorney General filing, filed Sep 11, 2026).
Key facts
From 3 official filings- Organization
- Quatrro Business Support Services, Inc.
- Also filed as: Quatrro Business Support Services, Inc. (“Quatrro”)
- Source: Washington State Attorney General, filed Sep 9, 2026
- People affected
- 188,218
- Official total in the Texas Attorney General filing, filed Sep 11, 2026
- Source: Texas Attorney General, filed Sep 11, 2026
- Incident dates
- Nov 11, 2025 – Nov 19, 2025
- Source: Washington State Attorney General, filed Sep 9, 2026
- Discovered Dec 7, 2025
- Source: Washington State Attorney General, filed Sep 9, 2026
- Notice dates
- First filed Sep 9, 2026; latest filing Sep 11, 2026
- Source: Washington State Attorney General, filed Sep 9, 2026
- Information exposed
- Social Security number
- Medical information
- Driver's license
- Passport number
- Financial account number
- Health insurance information
- Name
- Sources: Washington AG, Sep 9, 2026; Texas AG, Sep 11, 2026
- Filed with
-
- Washington State Attorney General · filed Sep 9, 2026 · 10,008 Washington residents source details
- California Attorney General · filed Sep 9, 2026 source details
- Texas Attorney General · filed Sep 11, 2026 · 51,717 Texas residents · total 188,218 source details
- Free credit monitoring
- Offered: 12 months through Kroll
- Source: notice letter in the California Attorney General filing of Sep 9, 2026
What to do now
Steps chosen from the information listed in the official filings. Your own letter may list more.
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Quatrro Business Support Services, Inc. offered free credit monitoring for 12 months through Kroll. Use the enrollment code printed in your letter. Never share that code with anyone who contacts you.
Source: notice letter in the California Attorney General filing of Sep 9, 2026
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A credit freeze stops new credit accounts being opened in your name. It is free by law and you can lift it when you need credit: Equifax, Experian and TransUnion.
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An IP PIN stops someone else filing a tax return with your Social Security number. Get one from the IRS at irs.gov.
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Review recent transactions, ask about account alerts, and ask whether a new account number is recommended.
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Check the Explanation of Benefits (EOB) statements from your insurer for visits, prescriptions or claims you do not recognize, and contact your insurer about anything unfamiliar.
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Ask your state's DMV what it recommends when a driver's license number has been exposed. Find your state's agency at USA.gov.
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If you think your passport is being misused, or it is lost or stolen, contact the U.S. Department of State.
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Scammers often contact people after a breach, pretending to be the organization, a bank or a government agency. Do not give your Social Security number, passwords or codes to anyone who contacts you first.
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You can get free credit reports from all three bureaus at AnnualCreditReport.com, the official site.
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The Federal Trade Commission's IdentityTheft.gov gives you a personal recovery plan.
Is the letter real?
The agency published an official copy of the notice. Compare your letter with it:
- Official copy of the notice letter (Washington State Attorney General, filed Sep 9, 2026)
- Official copy of the notice letter (California Attorney General, filed Sep 9, 2026)
The notice letter filed with the California Attorney General on Sep 9, 2026 lists this phone number for questions: (844) 958-8926. If the number in your letter is different, call the number in the official copy instead.
Source: notice letter in the California Attorney General filing of Sep 9, 2026
Never give your Social Security number, bank details or passwords to someone who contacts you first.
Timeline
Sources
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Washington State Attorney General Notice filed Sep 9, 2026Filed as “Quatrro Business Support Services, Inc.” · 10,008 Washington residents · Official copy of the letterThe link opens the Attorney General's list of notices.
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California Attorney General Notice filed Sep 9, 2026Filed as “Quatrro Business Support Services, Inc.” · Official copy of the letter
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Texas Attorney General Notice filed Sep 11, 2026Filed as “Quatrro Business Support Services, Inc. (“Quatrro”)” · 51,717 Texas residents · total 188,218The link opens the agency's list; search it for the organization name.
Last updated Oct 20, 2026. Our summaries are written in our own words from the official filings above. Spotted an error? Report a correction.