Integra Resources Appoints Three Senior Executives to Support Next Growth Phase as Diversified US Gold Producer

• Integra Resources has appointed Scott Trebilcock as Senior Vice President, Corporate Development; Whitney Buhlin as Vice President, Human Resources; and Josh Serfass as Vice President, Business Development & Investor Relations, effective between May 18 and May 25, 2026.
• Scott Trebilcock brings over 30 years of experience, including leading Nevsun Resources' $1.8 billion acquisition by Zijin Mining Group and Mandalay Resources' $1 billion merger with Alkane Resources.
• Whitney Buhlin contributes nearly 20 years of mining human resources experience, most recently leading corporate HR at Capstone Copper through portfolio transformation and the integration of Capstone Mining and Mantos Copper.
• Josh Serfass returns to Integra with over 14 years of investor relations experience, having previously served as Vice President, Investor Relations at Integra and as part of the Integra Gold team that sold the Lamaque Mine for C$590 million in 2017.
• The company granted 177,429 options at C$3.46 per share and 109,882 restricted share units (RSUs) to certain executives on May 25, 2026, subject to vesting provisions and expiring 5 years from the grant date.

Company Overview

Integra Resources (TSXV: ITR | NYSE American: ITRG) is a precious metals producer in the Great Basin focused on operational excellence at its Florida Canyon Mine in Nevada and advancing its development-stage heap leach projects: the DeLamar Project in southwestern Idaho and the Nevada North Project in western Nevada.

Leadership Team Expansion to Support Operational & Strategic Execution

Integra Resources announced on May 26, 2026, the appointment of three senior executives to its leadership team, a move the company positions as the final key additions required to support its transition to a diversified US-focused gold producer. The appointments, which took effect between May 18 and May 25, 2026, add expertise in corporate development, human resources, and investor relations to the company's operational framework.

President and Chief Executive Officer of Integra Resources, George Salamis, commented: 

"With the appointments of Scott, Whitney, and Josh, we believe Integra now has the leadership team in place to support the Company's next phase of growth as a diversified US-focused gold producer. Each of these individuals brings deep mining industry experience, complementary skill sets, and proven leadership in their respective fields. Importantly, these appointments complete the final key additions to our executive leadership team as we continue to focus on operational execution, disciplined growth, and long-term value creation for our shareholders."

Scott Trebilcock Appointed Senior Vice President, Corporate Development

Scott Trebilcock assumed the role of Senior Vice President, Corporate Development, effective May 25, 2026. His appointment adds over 30 years of experience spanning process engineering, management consulting, and mining executive roles to Integra's corporate development function.

Trebilcock's career trajectory began as a chemical engineer at Hatch before transitioning to management consulting focused on the US heavy industry. He returned to the mining sector in 2007, taking on corporate development and investor relations roles at Nautilus Minerals, Nevsun Resources, and Mandalay Resources. At Nevsun Resources, Trebilcock led the acquisition of Reservoir Minerals and subsequently managed Nevsun's acquisition by Zijin Mining Group for $1.8 billion. Most recently, as Chief Development Officer of Mandalay Resources, he developed and executed the mergers and acquisitions (M&A) and investor relations strategy that resulted in a $1 billion merger transaction with Alkane Resources. Trebilcock holds a Bachelor of Science in Chemical Engineering and an MBA from Queen's University, and is a professional Chartered Director.

Whitney Buhlin Joins as Vice President, Human Resources

Whitney Buhlin was appointed Vice President, Human Resources, effective May 19, 2026, bringing nearly 20 years of mining industry human resources experience to Integra. Her background encompasses people strategy, total rewards, talent management, and organisational effectiveness across multi-jurisdictional operations in North and South America.

Before joining Integra, Buhlin spent 12 years at Capstone Copper, most recently as Director, Human Resources, where she led the corporate human resources (HR) function. During her tenure at Capstone, she supported the company through portfolio transformation and growth, including acquisitions, divestitures, and the integration of Capstone Mining and Mantos Copper (Bermuda) Limited. She played a key role in scaling the HR function to align with Capstone's expanding operational footprint. Buhlin began her career at NovaGold Resources and later joined Trilogy Metals as part of its spin-out from NovaGold. She holds a Diploma in Business Management from Kwantlen Polytechnic University.

Josh Serfass Returns as Vice President, Business Development & Investor Relations

Josh Serfass was appointed Vice President, Business Development & Investor Relations, effective May 18, 2026, marking his return to Integra after a period in the technology sector. Serfass brings over 14 years of experience in investor relations, corporate development, and communications within the mining industry.

Most recently, Serfass served as Director of Corporate Development at VRIFY Technology, where he led growth initiatives for VRIFY's artificial intelligence (AI)-assisted mineral exploration software, DORA. He worked with clients to drive adoption and integration of the software into exploration workflows and was part of the leadership team that guided VRIFY through its Series B financing and subsequent growth. Before VRIFY, Serfass served as Vice President, Investor Relations at Integra Resources during key growth years at the DeLamar and Nevada North projects. He was also a member of the corporate team at Integra Gold that advanced the Lamaque Mine in Val-d'Or, Québec, which was sold to Eldorado Gold Corporation for C$590 million in 2017.

Equity Incentive Compensation

On May 25, 2026, Integra granted equity incentive awards to certain executives totalling 177,429 options and 109,882 RSUs. The awards were granted pursuant to the company's Amended and Restated Equity Incentive Plan and are subject to vesting provisions. The options carry an exercise price of C$3.46 per share and will expire 5 years from the grant date.

Next Steps

The company has positioned these appointments as completing the final key additions to its executive leadership team. Integra's stated near-term focus centres on operational execution at the Florida Canyon Mine in Nevada, disciplined growth initiatives, and long-term value creation for shareholders. No additional executive appointments or specific operational milestones were outlined in the announcement.

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