Hamilton's (almost) 5-star legal and engineering surveyors.
(905) 527 8559
Proudly Hamiltonian
A.T. McLaren is a Hamilton-based land surveying firm with over 58 years of experience delivering accurate, reliable surveys for homeowners, builders, and developers. Known for deep local records and a risk-first approach, we help projects move forward with confidence and fewer surprises. Our services have expanded to cover the entire Golden Horsehoe.
36,000+
Projects Completed
58 Years
In Business
6+
Full-Time Crews
OLS Certified
We are held to and exceed the highest standards.
Fully Insured
Rest easy, knowing your project is safe.
End-to-end Service
Guidance and coordination throughout your project.
(905) 527 8559
Deep Local Land Records
We’ve been working in Hamilton and the surrounding region for decades, building a deep archive of historical surveys, boundary data, and municipal insight. That means we can verify boundaries faster, flag potential issues earlier, and reduce surprises during permits or construction. When disputes arise, this depth of local knowledge often makes the difference between a straightforward resolution and a costly delay.
Project versatility
Not every project needs the same level of complexity, and we structure our services accordingly.
Homeowners – Clear scope, straightforward pricing, and efficient turnaround for surveys that support renovations, fencing, or property clarity.
Builders & Contractors – Accurate, dependable data that integrates cleanly into your workflow and helps keep projects moving without rework.
Developers & Large Projects – Detailed surveying and coordination designed to reduce risk, support approvals, and stand up to scrutiny at every stage.
You get the level of service your project requires.
Highly accurate
Our approach prioritizes accuracy at every step so your project doesn’t run into avoidable problems later.
- Minimize potential rework during construction
- Reduce the risk of boundary disputes
- Provide documentation that supports smooth approvals
- Doing it right the first time is almost always the cheaper option.
Reliable turnaround & communication
A.T. McLaren sets clear expectations from the start and communicates throughout so you know what’s happening and when.
- Defined timelines based on project scope
- Responsive communication during active jobs
- Clear deliverables with no ambiguity
- We keep projects moving
(905) 527 8559
Find Us
69 John St. South Suite 230 Hamilton, ON Fax: 905 527 0032