In 1972, SDC was established with the introduction of a new electric bolt lock design. The Spacesaver was the first electric bolt lock capable of fitting into a standard narrow frame. Since then, SDC has continued to introduce innovative new products and improvements every year. Today, an ISO 9001 Certified Quality Management Program, Lean Manufacturing System and a new shipQUICK Program back SDC's product quality, performance and commitment to customer satisfaction.

	SDC has experienced unprecedented growth and was recently honored by the California State Assembly for outstanding impact on local and state economy. The management and employees of SDC are proud to share with our valued customers and friends a few of the company's accomplishments and honors leading up to our most successful year.
	In benchmark surveys comparing SDC with competing manufacturers, SDC was rated #1 in Quality, Customer Service and Technical Expertise and New Product Innovation. These benchmark survey results and others are utilized to implement proactive actions that result in continued quality process improvement in several areas of manufacturing and customer service
	SDC is part of a select group of ISO 9001 Certified manufacturers that practice an internationally recognized quality management program based on continued improvement of daily operations, product quality and customer satisfaction. The SDC quality management system is audited biannually and certified by British Standards Institution (BSI).
	Technology Since 1972, SDC has been a principle contributor of new product design trends for the access hardware industry and the SDC product line is backed by dozens of patents. In addition, SDC has been called upon by several leading industry manufacturers to develop products for private labeling.
	SDC has received eight Security Industry Association (SIA) "Security Industry Finest" awards for new product development since 1997. SDC has also been recognized yearly by SIA for "Commitment to Innovation and Excellence in Product Development".
	Contributions SDC founder and President, Arthur V. Geringer D.A.H.C., is the recipient of The Door and Hardware Institute's (DHI) highest honor, the Founders Memorial Award. This award was presented for his contributions to the United States door hardware industry. Art was also recently presented with the California Locksmith Association's, Gold Key Award, "In recognition and honor of his contributions to the locksmiths industry.
	As a member of the Builders Hardware Manufacturers Association (BHMA) Subcommittee for the Development of Product Standards, the SDC staff contributes expertise and experience for the development of ANSI and BHMA national standards for electromechanical and electromagnetic locks.