Auctionair
- Fundraising auction for blindness, Charity Sight Savers International Organization. Sealed-bid Auction House.
- http://www.auctionair.co.uk/

GoBid
- Support charities by browsing and bidding on items they have up for auction.
- http://www.gobid.ca

Kingston Auction Company
- Specializing in charity, fundraising, and benefit auctions; coaching nonprofits to maximize return on investment with consulting and seminars. Based in New England.
- http://www.kingstonauction.com

Wild, Wild eAuction
- Rocky Mountain PBS's annual auction for programming.
- http://www.rmpbsauction.org/

ShopGoodwill.com
- Goodwill stores offer online auction of a wide array of donated goods.
- http://www.shopgoodwill.com/

Generous Adventures Travel Auctions
- Donates profits to carefully selected organizations benefiting people and places around the world.
- http://www.generousadventures.com/