Land Surveying

Bathymetric Surveys

WHA’s bridge structure engineering capabilities and experience encompass all phases from preliminary design to construction inspection.

Subdivision Surveys

WHA works across Illinois and 8 other states to provide signed/sealed calculations, drawings, and details for various temporary retention systems and structural/geotechnical sequences for Contractors to construct and complete any structural project.

Boundary Surveys

WHA offers comprehensive design services for new buildings, structural assessments for existing structures, building code assessments, inspections, retrofits, rehabilitation of existing structures, and additions.

Construction Staking

Willett, Hofmann & Associates, Inc. has been providing construction staking services for many years.

ALTA/NSPS Land Title Surveys

Willett, Hofmann & Associates , Inc. provides comprehensive boundary surveys that are prepared in accordance with the standards specified by the American Land Title Association (ALTA) and the National Society of Professional Surveyors (NSPS).

Renewable Energy

Willett, Hofmann & Associates, Inc. provides land surveying services for renewable energy projects such as solar and wind. We provide land surveying services for a range of different project sizes and complexities.

WE ARE DEDICATED TO SERVE OUR CLIENTS ETHICALLY, RESPONSIVELY AND PROFESSIONALLY WITH HIGHLY TRAINED AND SKILLED STAFF.