Founded in 1993, Greystar provides world-class service in the residential rental housing industry. Our innovative vertically integrated business model integrates the management, development and investment disciplines of the rental housing industry on international, regional and local levels. This unique approach and our commitment to hiring the best professionals have resulted in record growth, making us one of the most respected and trusted global real estate companies. Because our vertically integrated business model includes both investment and service-oriented businesses, we’re able to maintain a constant presence in local markets and create value in all phases of the real estate cycle. Our international platform provides economies of scale, financial sophistication, institutional quality reporting and tremendous capital relationships, while our city offices provide local market expertise and execution. Supported by a global team of 28,000+ employees, Greystar’s experienced and cross-functional executive team boasts on average over 23 years of industry experience and provides a diverse perspective throughout the investment process. Over the years, Greystar has learned what’s important to people when it comes to a place to call home. That’s why we continually strive to provide beautiful living environments and innovative services that enhance the living experience. We take great pride in knowing that our homes are inviting places for residents to celebrate life’s important moments. Privacy Policy: https://www.greystar.com/privacy DMCA: https://www.greystar.com/terms-of-use#Copyright%20Infringement%20Policy

Greystar A.I CyberSecurity Scoring

Greystar

Company Details

Linkedin ID:

greystar

Employees number:

18,572

Number of followers:

435,047

NAICS:

None

Industry Type:

Real Estate

Homepage:

greystar.com

IP Addresses:

Scan still pending

Company ID:

GRE_9627586

Scan Status:

In-progress

AI scoreGreystar Risk Score (AI oriented)

Between 700 and 749

https://images.rankiteo.com/companyimages/greystar.jpeg
Greystar Real Estate
Updated:
  • Powered by our proprietary A.I cyber incident model
  • Insurance preferes TPRM score to calculate premium
Get a Score Increase
globalscoreGreystar Global Score (TPRM)

XXXX

https://images.rankiteo.com/companyimages/greystar.jpeg
Greystar Real Estate
  • Instant access to detailed risk factors
  • Benchmark vs. industry & size peers
  • Vulnerabilities
  • Findings

Greystar

Moderate
Current Score
709
Ba (Moderate)
01000
1 incidents
-91.0 avg impact

Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.

APRIL 2026
709
MARCH 2026
709
FEBRUARY 2026
708
JANUARY 2026
706
DECEMBER 2025
704
NOVEMBER 2025
703
OCTOBER 2025
701
SEPTEMBER 2025
790
Ransomware
20 Sep 2025 • Greystar and Greenhouse Apartments: Greenhouse Apartments Data Breach Lawsuit Investigation
Greenhouse Apartments Data Breach Under Investigation After SAFEPAY Ransomware Attack

**Greenhouse Apartments Data Breach Under Investigation After SAFEPAY Ransomware Attack** A cybersecurity incident at **Greenhouse Apartments**, a 489-unit pet-friendly community in **Kennesaw, Georgia**, has exposed the sensitive personal data of **3,473 individuals** across the U.S., including six residents of Maine. The breach was discovered on **September 21, 2025**, following unauthorized access between **September 20–21, 2025**. The **SAFEPAY ransomware group** claimed responsibility for the attack, publicly posting about it on the dark web on **October 24, 2025**. Greenhouse Apartments, managed by **Greystar**, engaged a national cybersecurity firm to investigate and mitigate the impact. While the exact types of compromised data remain unspecified, the firm notified the **Maine Attorney General** on **March 17, 2026**, and began mailing breach notifications to affected individuals on **March 13, 2026**. Class action law firm **Shamis & Gentile P.A.** is now investigating potential legal claims for those impacted, citing possible eligibility for compensation. The incident highlights ongoing risks tied to ransomware attacks targeting property management systems.

699
critical -91
GRETHE1773872875
Ransomware
Data Compromised: Sensitive personal data Legal Liabilities: Potential legal claims under investigation
Third Party Assistance: National cybersecurity firm Communication Strategy: Breach notifications mailed to affected individuals
Type Of Data Compromised: Sensitive personal data Number Of Records Exposed: 3,473
Legal Actions: Class action investigation by Shamis & Gentile P.A. Regulatory Notifications: Maine Attorney General notified on 2026-03-17
Under investigation
Breach notifications mailed on 2026-03-13
AUGUST 2025
790
JULY 2025
790
JUNE 2025
790
MAY 2025
790

Frequently Asked Questions

According to Rankiteo, the current A.I.-based Cyber Score for Greystar is 709, which corresponds to a Moderate rating.

According to Rankiteo, the A.I. Rankiteo Cyber Score for March 2026 was 709.

According to Rankiteo, the A.I. Rankiteo Cyber Score for February 2026 was 708.

According to Rankiteo, the A.I. Rankiteo Cyber Score for January 2026 was 706.

According to Rankiteo, the A.I. Rankiteo Cyber Score for December 2025 was 704.

According to Rankiteo, the A.I. Rankiteo Cyber Score for November 2025 was 703.

According to Rankiteo, the A.I. Rankiteo Cyber Score for October 2025 was 701.

According to Rankiteo, the A.I. Rankiteo Cyber Score for September 2025 was 790.

According to Rankiteo, the A.I. Rankiteo Cyber Score for August 2025 was 790.

According to Rankiteo, the A.I. Rankiteo Cyber Score for July 2025 was 790.

According to Rankiteo, the A.I. Rankiteo Cyber Score for June 2025 was 790.

According to Rankiteo, the A.I. Rankiteo Cyber Score for May 2025 was 790.

Over the past 12 months, the average per-incident point impact on Greystar’s A.I Rankiteo Cyber Score has been -91.0 points.

You can access Greystar’s cyber incident details on Rankiteo by visiting the following link: https://www.rankiteo.com/company/greystar.

You can find the summary of the A.I Rankiteo Risk Scoring methodology on Rankiteo by visiting the following link: Rankiteo Algorithm.

You can view Greystar’s profile page on Rankiteo by visiting the following link: https://www.rankiteo.com/company/greystar.

With scores of 18.5/20 from OpenAI ChatGPT, 20/20 from Mistral AI, and 17/20 from Claude AI, the A.I. Rankiteo Risk Scoring methodology is validated as a market leader.