Twenty First Century Engineering is now part of J.S. Held. For current information, visit JSHELD.COM. -------- Since 1989, Twenty First Century Engineering has provided customized solutions for public, private, governmental, residential, commercial and industrial properties in the States of Florida and Texas. Services include: - Design/Build and Construction Management - Civil Engineering - Structural Engineering - Forensic Engineering The company has been giving back to local communities and organizations in which its employees live and work for 25 years.