Derek Johnson PE

Vice President


Derek leads ISG’s Des Moines office and brings over ten years of diverse experience in private development and municipal projects to his position. He’s a proven leader with a reputation as a results-driven project manager and is known for building and maintaining strong client relationships, recognizing opportunities and bringing innovation and attention to detail to each of his projects.

Derek is highly regarded as a skilled project manager due to his strong communication ability, collaborative team approach and extensive experience. As a former senior municipal engineer in Iowa, Derek brings expertise in designing capital improvement projects, conducting compliance reviews and navigating the regulatory and permitting requirements for public and private projects. Derek’s experience with infrastructure project management is one of his greatest assets and he provides clients with the expertise they need, along with a strong background in local government which makes him a trusted advisor for a wide variety of projects.

A native of Akron, Iowa and a graduate of Iowa State in Civil Engineering, Derek understands the culture and values that are important to Iowans. After gaining valuable experience at an engineering firm in Chicago, Derek and his family relocated to Des Moines where he is an active participant in various community organizations and programs.


Engineering Expertise: Civil

  • Communication
  • Responsibility
  • Arranger
  • Significance
  • Maximizer 515.689.5280