Northern Aggregates Inc.NAI flame logo

Northern Aggregates Inc. (NAI) is locally owned and operated, serving Mendocino County for 16 years. NAI operates Harris Quarry and we are able to produce state spec aggregate materials to serve your needs for any project. Our selection of trucks allows for us to offer delivery on any of our materials. Just give us a call and we will get you the aggregate material you need!!

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Northern Aggregates Inc.

P.O. Box 1566
Willits, CA. 95490

877-459-0615 Toll Free
707-459-0644 Fax


Pat Allen - 707-459-3929 / 272-0356
Amanda Devereux - 707-459-3929 / 489-3262

Harris Quarry

MP 40.77 - Located at the top of the Ridgewood Grade, Willits, CA. 95490

Hours of operation 7:00 am - 3:30 pm Monday - Friday



Small Business Certified #36231