FirstMark Construction in conjunction with our affiliated aggregate production company, FirstMark Materials produces custom manufactured aggregate products for our clients and self-performed construction projects. FirstMark Materials operates two mobile aggregate crushers and one wash plant to produce the aggregate materials necessary to make your project a success. FirstMark has had 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. FirstMark is mobile and ready to provide the onsite service needed.