JE Dunn understands the specialized construction required to build mission critical facilities. Our Mission Critical Center of Excellence team is dedicated to being experts in the current trends in the design and construction of these facilities. Our group of in-house specialists provides and latest building technology and tools to support the complex mechanical, electrical, structural, information technology, security, reliability, and redundancy issues associated with the successful delivery of mission critical facilities. JE Dunn is ranked 10th in the top 50 general contractors nationally.