With more than 20 years combined experience in construction surveying, project design and inspection, and as-built surveys, Dioptra will provide quality construction surveying services. The Dioptra staff members can analyze construction documents, assist in process analysis, and track project progress. Dioptra has performed QA/QC services on construction projects exceeding $30 million.


“The staff at Dioptra are always very responsive and professional. Dioptra continually meets or finishes below the anticipated project budget while delivering quality work. I would not hesitate to continue to work with Dioptra on future projects.”        -Brent Knezacek P.E., HDR