Comparison Overview

Greystar

VS

Colliers

Greystar

465 Meeting St, Suite 500, Charleston, South Carolina, US, 29403
Last Update: 2026-04-02
Between 700 and 749

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

NAICS: None
NAICS Definition: Others
Employees: 18,572
Subsidiaries: 0
12-month incidents
0
Known data breaches
0
Attack type number
1

Colliers

1140 Bay St, Suite 4000, Toronto, Ontario, CA, M5S 2B4
Last Update: 2026-03-27
Between 750 and 799

We are a global diversified professional services and investment management company operating through three industry-leading businesses: Commercial Real Estate, Engineering, and Investment Management. With greater than a 30-year track record of consistent growth and strong recurring cash flows, we scale complementary, high-value businesses that provide essential services across the full asset lifecycle. Our unique partnership philosophy empowers exceptional leaders, preserves our entrepreneurial culture, and ensures meaningful inside ownership — driving strong alignment and sustained value creation for our shareholders. With $5.6 billion in annual revenues, 24,000 professionals, and $108 billion in assets under management, Colliers is committed to accelerating the success of our clients, investors, and people worldwide.

NAICS: None
NAICS Definition: Others
Employees: 28,753
Subsidiaries: 13
12-month incidents
0
Known data breaches
0
Attack type number
1

Compliance Badges Comparison

Security & Compliance Standards Overview

https://images.rankiteo.com/companyimages/greystar.jpeg
Greystar
ISO 27001
ISO 27001 certification not verified
Not verified
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
GDPR
GDPR certification not verified
Not verified
PCI DSS
PCI DSS certification not verified
Not verified
HIPAA
HIPAA certification not verified
Not verified
https://images.rankiteo.com/companyimages/colliers.jpeg
Colliers
ISO 27001
ISO 27001 certification not verified
Not verified
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
GDPR
GDPR certification not verified
Not verified
PCI DSS
PCI DSS certification not verified
Not verified
HIPAA
HIPAA certification not verified
Not verified
Compliance Summary
Greystar
100%
Compliance Rate
0/4 Standards Verified
Colliers
0%
Compliance Rate
0/4 Standards Verified

Benchmark & Cyber Underwriting Signals

Incidents vs Real Estate Industry Average (This Year)

No incidents recorded for Greystar in 2026.

Incidents vs Real Estate Industry Average (This Year)

No incidents recorded for Colliers in 2026.

Incident History — Greystar (X = Date, Y = Severity)

Greystar cyber incidents detection timeline including parent company and subsidiaries

Incident History — Colliers (X = Date, Y = Severity)

Colliers cyber incidents detection timeline including parent company and subsidiaries

Notable Incidents

Last 3 Security & Risk Events by Company

https://images.rankiteo.com/companyimages/greystar.jpeg
Greystar
Incidents

Date Detected: 9/2025
Type:Ransomware
Blog: Blog
https://images.rankiteo.com/companyimages/colliers.jpeg
Colliers
Incidents

Date Detected: 01/2021
Type:Ransomware
Motivation: Data Exfiltration, Ransom
Blog: Blog

FAQ

Colliers company demonstrates a stronger AI Cybersecurity Score compared to Greystar company, reflecting its advanced cybersecurity posture governance and monitoring frameworks.

Greystar and Colliers have experienced a similar number of publicly disclosed cyber incidents.

In the current year, Colliers company and Greystar company have not reported any cyber incidents.

Both Colliers company and Greystar company have confirmed experiencing at least one ransomware attack.

Neither Colliers company nor Greystar company has reported experiencing a data breach publicly.

Neither Colliers company nor Greystar company has reported experiencing targeted cyberattacks publicly.

Neither Greystar company nor Colliers company has reported experiencing or disclosing vulnerabilities publicly.

Neither Greystar nor Colliers holds any compliance certifications.

Neither company holds any compliance certifications.

Colliers company has more subsidiaries worldwide compared to Greystar company.

Colliers company employs more people globally than Greystar company, reflecting its scale as a Real Estate.

Neither Greystar nor Colliers holds SOC 2 Type 1 certification.

Neither Greystar nor Colliers holds SOC 2 Type 2 certification.

Neither Greystar nor Colliers holds ISO 27001 certification.

Neither Greystar nor Colliers holds PCI DSS certification.

Neither Greystar nor Colliers holds HIPAA certification.

Neither Greystar nor Colliers holds GDPR certification.

Latest Global CVEs (Not Company-Specific)

Description

A vulnerability was found in Nothings stb up to 1.26. Impacted is the function stbtt_InitFont_internal in the library stb_truetype.h of the component TTF File Handler. Performing a manipulation results in out-of-bounds read. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Risk Information
cvss2
Base: 5.0
Severity: LOW
AV:N/AC:L/Au:N/C:N/I:N/A:P
cvss3
Base: 4.3
Severity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
cvss4
Base: 5.3
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

V-SFT versions 6.2.10.0 and prior contain an out-of-bounds read in VS6ComFile!get_macro_mem_COM. Opening a crafted V7 file may lead to information disclosure from the affected product.

Risk Information
cvss3
Base: 7.8
Severity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
cvss4
Base: 8.4
Severity: LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

V-SFT versions 6.2.10.0 and prior contain a stack-based buffer overflow in VS6ComFile!CSaveData::_conv_AnimationItem. Opening a crafted V7 file may lead to arbitrary code execution on the affected product.

Risk Information
cvss3
Base: 7.8
Severity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
cvss4
Base: 8.4
Severity: LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

V-SFT versions 6.2.10.0 and prior contain an out-of-bounds read vulnerability in VS6MemInIF!set_temp_type_default. Opening a crafted V7 file may lead to information disclosure from the affected product.

Risk Information
cvss3
Base: 7.8
Severity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
cvss4
Base: 8.4
Severity: LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

V-SFT versions 6.2.10.0 and prior contain an out-of-bounds read vulnerability in VS6ComFile!load_link_inf. Opening a crafted V7 file may lead to information disclosure from the affected product.

Risk Information
cvss3
Base: 7.8
Severity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
cvss4
Base: 8.4
Severity: LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X