620 Phillips DriveBeavercreek, OH 45434 Main Office937-426-5461 Aggregate Dispatch937-431-7700 Ready Mix Dispatch937-426-5151 Land Improvement Center937-431-7701 Hours ALL DEPARTMENTS CLOSEDSATURDAY & SUNDAY Phillips Companies Monday – Friday 8:00am - 5:00pm SIBCO LTD Monday – Friday 8:00am - 5:00pm Phillips Land Improvement Center Monday – Friday 8:00am - 4:00pm click here for theLatest company news