No sealing needed
Q is engineered and nonporous — no sealing, polishing or reconditioning.

Q Premium Quartz, granite, porcelain & more
MSI is a leading supplier of Q Premium Quartz plus a huge range of granite, marble, quartzite and porcelain. Q Quartz is engineered and nonporous — no sealing, scratch and stain resistant, NSF food-safe and backed by a limited lifetime warranty, in 125+ marble, granite and concrete looks. We stock and fabricate MSI in our St. Louis warehouse.
Q is engineered and nonporous — no sealing, polishing or reconditioning.
Nonporous surface holds up to coffee, wine, juice and sauce.
7–8 on the Mohs scale — harder and more resilient than granite.
Certified non-toxic and hygienic for everyday food prep.
Q Quartz carries a Limited Lifetime Residential Warranty.
Marble, granite, concrete and nature looks — some made in the USA.
Made in USAQ StudioDomestically made, ultra-natural quartz.
MSI exclusiveLumaLuxeLight-enhancing realism you can see and feel.
HD inkjetQ+High-definition detail and natural-stone depth.
NewBocageGentle veining with deep, authentic texture.
MarbleMarble looksCalacatta and Carrara looks, quartz-tough.
MatteConcrete & matteCool greys to black with a velvety texture.
Warm tonesWarm Q looksSepia-warm whites with earth-toned veins.
SignatureDark & dreamyChic, timeless white and dramatic looks.Walk our racks, compare the finishes and pick the exact slab for your project. We template, fabricate and install with our own crew.