Mr. Scott Lendrum reports

GIGA METALS ENGAGES EXISTING AGENCY FOR INVESTOR RELATIONS SERVICES

Giga Metals Corp. has entered into a strategic agreement with Existing Agency Inc., an arm's-length independent contractor, to advance the company's branding and digital strategy initiatives. Under the engagement, Existing will be paid a fee of $5,000 per month for an initial term of 12 months, effective Oct. 1, 2025.

The services to be provided by Existing under the agreement will include media services, webinars, video production, social media management, community management, brand asset development and paid media support. Giga will work with Existing to build an audience and amplify exposure to reach current and future investors.

Pursuant to the agreement, there is no performance obligations contained in the agreement and Existing will not receive common shares, stock options or any form of equity in the company as compensation. Existing does not currently own any common shares or common share options in the company. Giga is paying for Existing's services out of general working capital.

About Existing Agency Inc.

Existing Agency is a creative and digital agency dedicated to fuelling innovation, impact and influence. As collaborative media strategists and brand builders, Existing combines visionary creativity with data-driven insights to craft impactful solutions across social media management, content creation, paid amplification, design, branding, video production and Web development. From mining companies to consumer-packaged goods brands, Existing works seamlessly across sectors to bring ideas to life through strategy-backed storytelling. With an in-house team handling everything from audience research and community growth to video production and website delivery, Existing empowers brands to connect meaningfully, engage effectively and grow sustainably.

About Giga Metals Corp.

Giga Metals' core asset is the Turnagain project, located in Northern British Columbia, which contains one of the few significant undeveloped sulphide nickel and cobalt resources in the world. Turnagain is held in Hard Creek Nickel, a subsidiary owned jointly by Giga Metals and Mitsubishi Corp. The prefeasibility study was released in October, 2023.