ISO 17025:2017 Accredited Calibration Lab

Accredited Calibration Services Inc. (Marsh Metrology) has been providing calibration and testing services for local and large businesses in multiple Ontario industries for over 25 years.

Our calibration lab is ISO 17025:2017 Accredited and registered to ISO 9001:2015.  Let our metrologists help maintain your calibration requirements by providing expert service for your company.  

Convenient Service Options

We offer a wide array of calibration services, offered in a convenient way. 

on site calibration

On Site/In-Situ Calibration

We can perform on site and in process calibrations, which are ISO/IEC 17025:2017 accredited and traceable to the National Standards, complete with calibration reports and stickers.


Calibration Management

Our calibration management service provides you with in time notifications of instruments that are soon due for calibration. Our customer Portal provides you access to manage your assets as well as our warehouse for equipment storage and fast calibration retrieval


Diagnostic & Repair

Our calibration service offers equipment testing. Should your equipment fail calibration, we can repair and assist with the purchase and calibration of a replacement, in order to minimize your disruption.

We Represent the following Brands

Calibration Management

Marsh Metrology offers managed calibration services, so your team can focus on their tasks, not on the equipment.