QIP Holder LLC（营业品牌名称：Quiznos）是一间加盟连锁的速食餐厅，总部位于美国科罗拉多州丹佛，以提供烘烤过的潜艇三明治为主。餐厅在1981年由吉米·兰巴托（Jimmy Lambatos）创立，并于1991年时卖给瑞克（Rick）和理查·夏登（Richard Schaden），并成长至近5,000间连锁分店。而截至2013年底，Quiznos在美国共有约1,500间餐厅，在其他国家则共有约600间分店。Quiznos是北美洲第二大的潜艇三明治连锁店，仅次于Subway。

QIP Holder LLC (d/b/a Quiznos) is a franchised fast-food restaurant brand based in Denver, Colorado, which specializes in offering toasted submarine sandwiches. The restaurant chain was founded in 1981 by Jimmy Lambatos and sold to Rick and Richard Schaden in 1991, and grew to nearly 5,000 restaurants. As of the end of 2013, the chain had about 1,500 domestic locations and about 600 international locations. Quiznos is the second-largest submarine sandwich shop chain in North America, after Subway.