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Ransomware Victim Professional Services

Schwartz, Giannini, Lantsberger & Adamson (SGLA)

Ransomware attack by Spacebears · Disclosed September 4, 2026 · 🇺🇸 United States

www.sglacpas.com

Date Disclosed
Sep 4, 2026
2026
Threat Group
Spacebears
160 total victims
Country
🇺🇸 United States
Industry
Professional Services

ThreatAI Analysis

Compiled from this incident record and the threat intelligence profile for Spacebears. Figures and technique mappings are quoted from the source data, not inferred.

Spacebears posted Schwartz, Giannini, Lantsberger & Adamson (SGLA) on its dark web leak site on 4 September 2026. The accounting firm provides tax planning and compliance for individuals and companies in various sectors like real estate and nonprofits.

About Schwartz, Giannini, Lantsberger & Adamson (SGLA)

Schwartz, Giannini, Lantsberger & Adamson (SGLA) Accountancy Corporation is a full-service certified public accounting firm based in Stockton, California, founded in 1988. The firm provides tax planning and compliance, audits, reviews and compilations, bookkeeping, payroll, outsourced CFO support, and business consulting for individuals and companies. It has particular experience with real estate, healthcare, nonprofits, affordable housing, common-interest realty associations, and local government clients. SGLA positions itself as a hands-on local CPA practice that combines traditional accounting work with practical advice to help clients stay compliant and grow. https://www.sglacpas.com/

Source record: ransomware.live

About the Spacebears group

Space Bears is a double-extortion ransomware group that emerged in April 2024, distinguished by a professional "corporate" aesthetic on its leak site, leveraging Phobos RaaS infrastructure and targeting small-to-medium organizations in manufacturing, technology, and healthcare across the US and Europe. Spacebears has listed 147 victims since April 2024.

Incident Analysis

Schwartz, Giannini, Lantsberger & Adamson (SGLA) was targeted by Spacebears ransomware, one of the most active ransomware groups in our database with 160 confirmed victims globally. The attack was disclosed on September 4, 2026, when Schwartz, Giannini, Lantsberger & Adamson (SGLA) appeared on the group's dark web leak site.

Schwartz, Giannini, Lantsberger & Adamson (SGLA) is based in United States , operating in the Professional Services sector. United States ranks #1 globally for ransomware attacks, with 9,418 victims in our database.

Sector context: Organisations in this sector hold valuable data and operational systems that ransomware groups seek to exploit for financial gain through encryption and data exfiltration.

Spacebears typically employs a double extortion model: first exfiltrating sensitive data from the victim's systems, then deploying ransomware to encrypt files. Victims face two simultaneous threats — paying to restore access and paying to prevent publication of stolen data. The group's leak site publishes victim names and exfiltrated data as leverage.

Data source: This incident record is sourced from public ransomware group leak site disclosures aggregated via the ransomware.live API. Disclosure date reflects when the victim was published on the leak site, which may differ from the initial date of compromise. This platform does not publish or link to stolen data. Last data update: Sep 5, 2026 22:00 UTC.

Frequently Asked Questions

Was Schwartz, Giannini, Lantsberger & Adamson (SGLA) attacked by ransomware?

Yes. Schwartz, Giannini, Lantsberger & Adamson (SGLA) was listed as a victim of the Spacebears ransomware group on September 4, 2026. The organisation is based in United States and operates in the Professional Services sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked Schwartz, Giannini, Lantsberger & Adamson (SGLA)?

Schwartz, Giannini, Lantsberger & Adamson (SGLA) was attacked by Spacebears ransomware. Spacebears is one of the most active ransomware groups, having claimed 160 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the Schwartz, Giannini, Lantsberger & Adamson (SGLA) ransomware attack occur?

The ransomware attack on Schwartz, Giannini, Lantsberger & Adamson (SGLA) was disclosed on September 4, 2026. This date reflects when the victim was published on the threat group's leak site, which may differ from the actual date of initial compromise.

What data was stolen in the Schwartz, Giannini, Lantsberger & Adamson (SGLA) ransomware attack?

The specific data stolen from Schwartz, Giannini, Lantsberger & Adamson (SGLA) has not been independently verified by this platform. Ransomware groups typically exfiltrate data before encrypting systems and use the threat of publication to pressure victims. As a Professional Services organisation, Schwartz, Giannini, Lantsberger & Adamson (SGLA) likely held sensitive business data, client information, and operational records.

How can organisations protect against Spacebears attacks?

To defend against Spacebears and similar threat actors, organisations should: maintain regular offline backups tested for restoration; implement network segmentation to limit lateral movement; deploy multi-factor authentication on all remote access; use endpoint detection and response (EDR) tools; conduct regular phishing and security awareness training; and monitor threat intelligence feeds for indicators of compromise (IOCs) associated with active groups.