People

About 300 professionals deliver an impressive range of engineering, mapping, environmental, architectural, and survey services at Ayres Associates. Our filterable database makes it easy to check out the credentials of key staff in the disciplines of interest to you – and to contact them directly to get more information about working with you on a project.

« Return to People Search

Disa Wahlstrand

Vice President

Eau Claire, WI
715.834.3161
WahlstrandD@AyresAssociates.com

"Disa was very clear in her responses in an otherwise very complicated process. She made it easier to work through all the regulations."
Julia Johnson
JAMF Software

Disa oversees Ayres Associates' municipal services, water resources, and landscape architecture operations in Wisconsin. Since joining Ayres in 1995, she has earned the respect of clients and staff through her excellent communication skills and insightful leadership. She managed the Eau Claire municipal services group from 2005 until becoming vice president of engineering services in 2015. In addition to her administrative duties, Disa leads projects for municipal, institutional, and commercial clients, including health care projects, educational and commercial campus development projects, and community development and municipal public works projects.

Disa is also an experienced environmental engineer. Her former responsibilities with Ayres Associates' environmental services group included conducting site investigations for air permits, preparing air permit applications, conducting fieldwork for remedial investigations, designing remediation systems, completing environmental impact statements (EIS), interpreting fate and transport modeling results and modifying model inputs, and performing environmental site assessments.

Disa's areas of expertise include the following:

  • Civil site design
  • Municipal design
  • Campus design (health care, business, and education)
  • Commercial and industrial site development
  • Regulatory coordination and permitting assistance
  • Environmental site assessments (ESAs)
  • Environmental impact statements (EISs)
  • Air permitting
Certifications
  • Leadership in Energy and Environmental Design Accredited Professional
Education
  • MS, Civil and Environmental Engineering, University of Iowa
  • BA, Physics, Gustavus Adolphus College
Registrations
  • Registered Professional Engineer, WI