For more than 30 years, L and S Engineering and Surveying formerly WWD Corporation has provided professional civil engineering, project management, land surveying and mapping services throughout Central California. Creating innovative and practical solutions, our experts ensure that every project exceeds the expectations of clients and end-users.L and S is a client-focused organization. From conceptual planning through to detailed design, and with well-engineered construction documents, we provide the highest quality engineering and surveying services, resulting in projects that are consistently completed on-time and within-budget.