Got a notice from Sonoma Underground Services Inc? Here’s what to do.
If you received a data breach notice from Sonoma Underground Services Inc., your personal information, including your Social Security Number and banking details, may have been exposed. This breach, reported in August 2026, creates a significant risk for identity theft and financial fraud, making it important to understand your next steps.
Your checklist
- 1
Keep the letter
Save the notice from Sonoma Underground Services Inc and its envelope. The date you were told can matter for legal deadlines.
- 2
Freeze your credit
Your Social Security number is listed in the filing. A free freeze at Equifax, Experian and TransUnion stops new accounts being opened in your name.
- 3
Call your bank
Account or card information is listed. Ask your bank for a new card number and watch statements for small test charges.
- 4
Get a free claim review
Our legal team checks whether you can be paid for this breach. No fee unless you recover.
Step 4: free claim review
Tell us you got the Sonoma Underground Services Inc notice. An attorney, not a call center, reads it and tells you plainly whether you have a claim.
- Free, no obligation
- No fee unless you recover
- Reply within 24 hours
About the Sonoma Underground Services Inc breach
- Reported to
- Indiana Attorney General
- Date filed
- August 6, 2026
- People notified
- Not stated
- Cause in filing
- Not stated
Information listed in the filing: Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Direct Deposit Account Details, Home Address, Driver's License Number, Tax Withholding Information.
Receiving a data breach notice can be unsettling, but understanding what happened at Sonoma Underground Services Inc. in late 2025 is your first step. On December 10, 2025, an incident occurred, leading the company to report a data security breach on August 6, 2026. This means some of your private information may have been accessed without your permission.
The information exposed includes your Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Direct Deposit Account Details, Home Address, Driver's License Number, and Tax Withholding Information. This combination of data is highly sensitive and can put you at risk for serious issues like identity theft, financial fraud, and unauthorized tax filings.
It’s important to take action now to protect yourself. You should regularly review your bank and credit card statements for any unusual activity. Also, consider placing a fraud alert or a credit freeze on your credit reports with the three major credit bureaus. This can help prevent criminals from opening new accounts in your name.
Because this breach includes details like your Social Security Number and direct deposit information, the risk of financial fraud and identity theft is particularly high and could last for a long time. Keeping a close eye on your financial accounts and credit reports will be a crucial ongoing step.
Sonoma Underground Services Inc. had a responsibility to keep your information safe. If they failed to do so, you might have legal options. Our team offers a free, no-obligation review of your situation to help you understand what this breach means for you personally and if you are entitled to compensation.
Sonoma Underground Services Inc data breach questions
- How many people were affected by the Sonoma Underground Services Inc data breach, and what was exposed?
- The filing does not give a count of affected people and lists the following information as involved: Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Direct Deposit Account Details, Home Address, Driver's License Number, Tax Withholding Information. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
- Is the Sonoma Underground Services Inc data breach letter legit or a scam?
- A notice from Sonoma Underground Services Inc in the mail matches the breach Sonoma Underground Services Inc reported to the Indiana Attorney General on August 6, 2026. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Sonoma Underground Services Inc through a phone number or website you find yourself.
- Did Sonoma Underground Services Inc offer free credit monitoring?
- Any free monitoring Sonoma Underground Services Inc is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Because Social Security numbers are listed in this filing, identity monitoring and a credit freeze matter more than usual. Signing up doesn't waive any legal rights you may have.
- Is there a Sonoma Underground Services Inc data breach class action lawsuit?
- Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Sonoma Underground Services Inc. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
- What should I do after getting the Sonoma Underground Services Inc data breach notice?
- Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.
- Where can I see the official Sonoma Underground Services Inc breach notice?
- Sonoma Underground Services Inc's report is published by the Indiana Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#3sonoma-underground-services-inc-2026 Compare it with the letter you received to confirm the dates and details match.
- Do I need a Sonoma Underground Services Inc data breach lawyer or attorney?
- An attorney can read your notice and tell you whether a claim makes sense. A case review here is free, and data breach cases are usually handled on contingency, so there is no upfront cost.
- Can I sue Sonoma Underground Services Inc over the data breach?
- It depends on what was exposed, the law in Indiana and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
- How much could a Sonoma Underground Services Inc data breach settlement or claim be worth?
- There is no set amount, and no Sonoma Underground Services Inc settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. The filing lists Full Name, Social Security Number, Date of Birth as involved. Keep receipts and records; they're what damages claims are built on.
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Attorney advertising. This page reflects a public regulator filing; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.