Since graduating from Christian Brothers College in Memphis, TN with a Bachelors Degree in Civil Engineering in 1991 John has served his profession and community in many ways. John has special interest in sustainable storm water design and bicycle trail and greenway projects and supports bicycle advocacy through direct participation and continued dialogue with local planners, stakeholders, and citizens. He supports responsible development and believes that both preservation of environmental resources and economic benefit are possible through common-sense design and construction.

John Darrohn has significant experience working on diverse projects throughout a career lasting more than 30 years. John has participated in a multitude of different projects within many business sectors and in various capacities as a sole designer, multi-disciplinary team charrette member, project manager, and certifying Engineer of Record during construction. Clients benefit from this significant professional experience.

Since establishing Darrohn Engineering, LLC in 2009 John has leveraged long-term relationships within the municipal and recreation community to the forefront allowing a specialized focus within these business sectors. The firm is successful in continuing to grow it’s portfolio of projects for regional private and public sector clients.

John has expertise with conventional site design and permitting of storm water and erosion and sediment control management systems, water and sewer utilities, and other infrastructure for various development scenarios. Projects include residential subdivisions, commercial, campus, health care, industrial, manufacturing, transportation, aviation, and marine work. John also maintains proficiency with trail, greenways, and bicycle facility design. A background including LEED accreditation, USGBC project certification experience, ecological, and sustainable design and construction experience allows implementation of green building practices when desired.

In his spare time John enjoys listening to live music, collecting and playing vinyl records, and riding his mountain bike. John and his wife Sarah also enjoy spending time with their two young children, Emma and Ian.