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UMT is a full-service calibration laboratory located in Miami, Florida. We provide in lab and onsite instrument calibration and repair services to customers in the United States and internationally.

Balanace and Scale Calibration

When choosing a calibration vendor for your company, you want a state-of-the-art laboratory that can meet your quality requirements and provides the fastest turnaround time. This is what UMT Calibration Laboratory delivers.

In our laboratory we can precisely calibrate pressure, flow, force, weight, temperature, humidity and almost any mechanical, dimensional or electrical measurement instrument. All calibration activities are performed in an environmentally controlled and monitored laboratory environment to ensure the accurate measurements your instruments require. 

CALL US: 1-800-222-5771

Mon - Fri 8AM - 5 PM EST


Quality is our Priority

Accredited to ISO/IEC 17025:2017

UMT is committed to providing customers with professional high-quality service. To fulfill this commitment, we maintain, and continuously improve our management system according to the latest revision of the ISO 17025 Standard and our accrediting body’s requirements. The purpose of the management system is to define a standard approach for providing the highest quality service to our customers thereby building customer confidence in the validity of results our laboratory provides.


Accreditation #: 112595

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Customer Service

Our customer service team is comprised of knowledgeable professionals that will strive to provide exceptional customer service and ongoing support. We are available from Monday through Friday from 8:00 AM to 4:30 PM and will happily assist you with any quotes, requests or general questions.

Industries We Serve

UMTPortal - Online Calibration Management Software

UMTPortal is our powerful and simple to use calibration portal that frees you from the manual management of your entire calibration program. With instant, anywhere online access to data and tools, you'll save time and reduce calibration program complexity.

  • Scan the equipment QR code or use the advanced search function to easily find equipment details

  • Download calibration certificates in PDF format

  • View equipment status and estimated shipping date

  • Create, print and export reports of equipment due for calibration

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  • What calibration service options are available?
    Standard Calibration (ANSI/NCSL Z540.1) This service options includes a NIST (National Institute of Standards and Technology) traceable calibration certificate with instrument identifcation, calibration date, method used and before/after calibration data. Most companies choose this option. ISO/IEC 17025:2017 Accredited Calibration Calibration is performed in accordance with ISO 17025 and is traceable to NIST (National Institute of Standards and Technology). The calibration certificate includes the accrediting body's logo, measurement uncertainty, instrument identifcation, calibration date, method used and before/after calibration data.
  • Some of our instruments are difficult to move. How do we get it calibrated?
    When your instruments are difficult to move or when downtime is not an option, we can provide On Site Calibration Services. Our metrologists will visit your facility and take all of the required standards to perform the calibrations. Your instruments can be put back in service as soon as the calibration is complete and in most cases we will provide the calibration certificates on the following business day.
  • How often should calibration be performed?
    Calibration interval should be decided by the customer based on specific company requirements. For most instruments, the manufacturer's recommended calibration interval can be found in the manual.
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