Explore our range of Facilities


Located in Pomona, CA, the headquarters is home to our main offices that manage Alto’s 1,000,000 sq ft footprint across the Inland Empire. Across our five facilities, we store and distribute a large variety of product lines. We pride ourselves on unmatched levels of customer service that is backed by our state of the art, automated Warehouse Management System.

Food Grade Warehouse


Our food grade facilities, of 342,000 sq ft, are specially equipped to store and distribute all different types of food product.  All equipment and procedures used in this facility comply with the most stringent regulations for food grade facilities.

E-Commerce Warehouse

Located in Mira Loma, CA this facility is equipped with state of the art racking and safety equipment.  Here our 200,000 sq ft warehouse space offers direct to customer parcel shipping via UPS and FEDEX. This warehouse and its staff are fully trained to handle any manner of E-Commerce fulfillment. 

Since 1983, we have focused on offering industry leading warehousing solutions.  We ensure the highest level of customer service by offering a high amount of visibility through our Warehouse Management System. 


Our Warehousing & Distribution Mission

ALTO Systems maintains multiple warehouse facilities in the Los Angeles area comprising over half a million square feet. All facilities are linked and offer a fully integrated warehouse and inventory management control system. Our WMS offers complete flexibility from the inventory UOM setup to the method of invoicing. We can tailor a solution to your individual needs. ALTO offers both long and short term public and contract storage as well as a wide array of value added services, such as order management & fulfillment, packaging, pack and ship, assembly & kitting, transloading and much more. Our staff has the knowledge and expertise to handle most any commodity imaginable.