Al Underhill & Associates Ltd. is a privately owned company that was incorporated in 1982 and provides professional consulting engineering and land development industries in both the private and public sectors. Everyone at Al Underhill & Associates is responsible for and takes pride in providing our clients personal attention and thorough technical service that meets the highest of industry standards. We work with private clients and municipalities in all areas throughout Southern Ontario on a wide variety of projects.

Over the past 30 years, Al Underhill & Associates has developed a reputation amongst professional design teams as a seasoned, reliable and knowledgeable contributor to the design process.

Our services include: Preliminary Engineering, Feasibility Reports, Serviceability Reports, Development Impact Studies, Construction Inspection and Supervision, Preparation of Site Plans, Grading, Draft Plans, Storm Water Management Reports (for residential and commercial developments), Full Range of Municipal Servicing Designs, Project Management, Contract Administration, Field Review Services and Warranty Certification and Expert Witness Testimony.


Al Underhill & Associates is a Civil Engineering company established in 1982


Al Underhill & Associates provides clients with a full range of Professional Consulting Engineering Services in the Municipal Engineering and Land Development