A. G. Adjustments, Ltd. 1600 Old Country Rd Plainview, NY 11803-5038 A. G. Adjustments, Ltd. A. G. Adjustments, Ltd. is an New York collection agency. New York collection agencies can help businesses, medical practices and facilities that are creditors to collect their accounts receivable. Debt collection help might include; collection demand letters, debt collector phone … [Read more...]