Canadian federal lobbying registration
Registrant: Abbey Martynes
Lobbying firm: Sandstone Group
Lobbying firm (French name): Groupe Sandstone
Client: Northlands Denesuline First Nation
Client address: Northlands Denesuline First Nation General Delivery, , Lac Brochet, MB, R0B 2E0, CAN
Client representative: Benjamin Denechezhe, Chief Negotiator
Effective date: 2026-01-21
Posted: 2026-01-22