Match Amounts Minimum $1, Maximum $1,500, Match Ratio 1:1. Employees / donors should register their matching gift requests electronically through Sempra’s employee giving portal located at https://www.sempraemployeegiving.org/for-employees. You may need to connect to the company intranet in order to access all of the pages. Individual Volunteer Grants: Employees of the Sempra companies who volunteer for at least one hour with a nonprofit organization or a school may request a VIP (Volunteer Incentive Program grant for that organization. Grants are disbursed for $10 per full hour volunteered. Season of Giving Team Volunteer Grants: During the holiday season, when teams of Sempra employees volunteer together, they can request a Season of Giving grant.