CMG Construction LLC in conjunction with our affiliated aggregate production company, Johnson Lane Enterprises produces custom manufactured aggregate products for our clients and self-performed construction projects.  Johnson Lane operates two mobile aggregate crushers and one wash plant to produce the aggregate materials necessary to make your project a success.  In addition to aggregate manufacturing, CMG & Johnson Lane control over 15 aggregate sources in Montana & western North Dakota allowing the ability to provide competitive construction and aggregate price for remote projects.  At times projects may require onsite aggregate production.  CMG & Johnson Lane are mobile and ready to provide the onsite service needed.

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