Mr. Mike Gordon reports

ALTUS GROUP RELEASES ITS 2025 SUSTAINABILITY REPORT

Altus Group Ltd. has published its 2025 sustainability report, outlining how the company advanced its sustainability initiatives and delivered measurable progress throughout the year.

"In advancing our vision to become the essential intelligence platform for CRE performance, sustainability remains integral to how we operate and how we create long-term value," said Mike Gordon, chief executive officer at Altus Group. "Our commitment to our employees, clients and partners continues to be recognized through strong ESG ratings and awards across our people, technology and workplace culture. We have much to be proud of and even more to look forward to."

Key 2025 highlights:

• Governance and ethics: strengthened governance and ethical standards through updates to the code of ethics and business conduct, global anti-bribery, and conflict of interest policies, and the introduction of a formal human rights policy;
• Data governance and cybersecurity: continued to strengthen information security and data governance practices, achieving the distinguished ISO 27001 external certification while expanding real-time security monitoring and threat intelligence, and employee cybersecurity training;
• Responsible artificial intelligence: advanced responsible AI practices through the implementation of formal AI governance policies and procedures focused on transparency, accountability and strong data management;
• People and culture: strengthened people programs and culture initiatives, earning external recognition as an employer of choice and driving improved employee engagement and talent attraction;
• Environmental stewardship: optimized office footprint by 55 per cent, lowering operational energy consumption and reducing Scope 1 and Scope 2 (market-based) emissions by 65 per cent year over year;
• Board and oversight: advanced board and leadership succession plans, leading to board evolution in 2026 to ensure the board is strongly positioned to oversee Altus through its next chapter of growth.

To download Altus Group's 2025 sustainability report, please visit the company's website.

More information on Altus Group's corporate governance program is also detailed in the company's management information circular, which was filed to SEDAR+ and posted on Altus Group's website under the investors section on April 2, 2026.

About Altus Group Ltd.

Altus Group is a leading provider of commercial real estate intelligence, anchored by Argus -- the industry's go-to software for valuation and performance analytics. For more than two decades, Altus has played a vital role in empowering CRE professionals with the analytics and trusted advice they need to make high-stakes decisions with confidence. The world's CRE leaders rely on its market-leading solutions and expertise to drive performance and manage risk. Its people around the world are making a lasting impact on an industry undergoing unprecedented change -- helping shape the cities where people live, work and build thriving communities.