History Established in 1968, Herman J. Schellstede & Associates, Inc. has been in the oil, marine and environmental industry in the invention, design and manufacture of specialized equipment. Through the years, the company has grown and expanded to meet the increasing needs of the oil industry. At present, we provide services in the fields of inspection, expediting, quality assurance, project management and technical services including appraisals of oilfield equipment. Our offices are located in the historic Place Eugenie building along the beautiful Bayou Teche, in New Iberia, LA. Our Services: Designers, Engineers, Manufacturers, Project Managers Serving the Oil Industry Worldwide and Manufacturers of Specialized Equipment.