Accountings in Posen, Illinois, the US. Accountings locations in Posen, Illinois. Find the nearest accountings locations, near you. All types of business services Accounting ATM Finance Funeral home Real estate School All accountings in Posen Twohill Edward J CPA Finance Accounting +1 708-489-9936 14523 Harrison Avenue, Posen, Illinois 60469 Write a review Phone Directions