NorCal Shred offers the following secure containers

Locked Rolling Collection Carts-
The Locking Shred Carts are large capacity portable document collection carts. They come in three sizes: 35, 65 and 96 gal capacity.  They can conveniently be stored in a back office, next to a copy machine or in a closet.  A simple paper slot in the top allows for fast disposal. Your most trusted information is safely stored before pickup and destruction. Carts are securely locked with a padlock to prevent removal of disposed documents. Keys are maintained by drivers and a copy is available if a customer requests. The carts are made of dense plastic that is highly durable and will stand years of abuse. The carts are fitted with rubber wheels that make for easy portability.

Locked Office Consoles-
Ideal for desk-side document collection.  To ensure collection of all confidential material, what would be easier than having a console at the fingertips of all employees?  It has a sleek, wall-hugging design with a large paper slot and a top that is a useful work surface. Large tops will accommodate most office equipment including printers, fax machines or even a copier. This document collection console doubles as a functional piece of furniture in your office.