Lake Balance · Mentor, Ohio
Confidence in every measurement.
Calibration services and proficiency testing for the equipment and measurements your laboratory depends on.
On-site and laboratory services · Serving customers since 1986

Two ways we support your lab
Calibrate your equipment
Mass, scales, balances, temperature, pressure, flow, electrical equipment, and pipettes.
- On-site or ship-in service
- Calibration, repairs, and preventive maintenance
- Review our scope for your measurement requirements
Demonstrate proficiency
Choose a PT program, receive your kit, submit measurements, and access your report online.
- 01Choose a program
- 02Receive your kit
- 03Submit measurements
- 04Review report & return kit
Proficiency testing
Find the right program.

Dimensional
1 inch Micrometer
From $495 · 1 participant
Program details →

Mass
Mass PT
From $495 · 1 participant
Program details →

Volume
1000 µL Pipette PT
From $495 · 1 participant
Program details →
Need a different test? Request a custom PT.
New to proficiency testing?
Know what comes next.
Follow each step from requesting a program to submitting measurements, returning your kit, and receiving your report.
A team you can reach
Talk through your requirements.
Our team can help with calibration capabilities, PT selection, and scheduling. Tell us what you need to measure.
About Lake Balance →