When Accuracy and Precision Matters

When Partnerships and Relationships Matter More


Urban Architecture Model
Development Planning

Development Planning can be complicated for you. We help you navigate through this complicated process accurately and precisely. We have successfully completed multiple residential, commercial, industrial and mixed use projects. If your projects are Subdivision, Standard Condominium, Phase Condominium, Vacant Land Condominium, High Rise Strata Condominium we will be there to help you along your journey.

Laser Scanning

​Harness the accuracy and precision of a laser to develop your building plans. Plans we provide are:

  • 3D Cad Models

  • Building Information Model

  • Construction verification

  • Contour

  • Deformation

Drone Service

Drone technology provides you with several-value applications. We leverage this new technology to perform:

  • Aerial Inspections

  • Agriculture overviews

  • Infrastructure Inspections

  • Mining assessments

  • Solar Panel Survey

  • Topographic Survey



Ertl surveyors is a medium-sized survey boutique styled firm established in 1968. Our focus is to provide you with accuracy and precision you demand as well as the personal attention, relationship development and understanding of your needs in the partnership. Our technical expertise and personal attention to you has gained us respect within the surveying community. Our repeat and referral customer base is a testament of these values.

Our experience and expertise shines through our various projects such as:

  • Hundreds of kilometers of pipeline;

  • Thousands of subdivision lots throughout the GTA;

  • Thousands of condominium units, high rise/low rise residential, high rise/low rise commercial, and common element townhouse projects;

  • Custom Home developments.


Each surveyor in our firm is highly trained and skilled in all current and traditional methods. We use and explore latest technologies and software to bring you value of accuracy and precision.



Year Established


Projects Completed


Contractors Appointed







For any inquiries, questions, a quotation or commendations, please call: 905-731-7834 or fill out the form below

Important Information to Include

- Full Subject Address (including                municipality)

- Purpose of Survey

- An Old Survey (if applicable)

Head Office

1234 Reid Street, Unit 10
Richmond Hill, ON L4B 1C1


Tel: 905-731-7834

Fax: 905-731-7852


To apply for a job with Ertl Surveyors, please send a cover letter together with your C.V. to: info@es-ols.com

Get a quote: 905-731-7834

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