About Us

Located in Bloomer, WI, AJ Manufacturing has created an environment of Continuous Improvement for employees and managers alike. Each day our performance goals of On-Time Delivery, Quality Goods & Innovative Design are first and foremost in meeting our customers' needs. A customer-driven, niche marketer of innovative insulated door products, AJ Manufacturing was formed with a goal of making the company a premier specialty insulated door manufacturer. While the company, originally founded in the late 1960s, had always produced high-quality insulated doors and window, a drive and focus towards new markets and innovations exists today.