Mielke Logo


1040 Industrial Parkway

Medina, OH 44256

P: (330) 725-8845
F: (330) 723-1995


1164 Gibbard Avenue

Columbus, OH 43219

P: (330) 725-8845
F: (330) 723-1995


3001 N 36th St

Tampa, FL 33605

P: (813) 833-3687
F: (888) 610-2976


Mielke Logo


MEDINA, OH 44256

P: (330) 725-8845
F: (330) 723-1995

Licenses & certifications

In order to maintain the highest levels of professional integrity and remain code compliant, we hold an array of professional licenses and certifications.  You can rest assured that MIELKE is a professional contractor operating safely and in compliance with applicable codes and the law.  We are properly insured and bondable for all of the work we perform.  The following information provides a general overview of our relevant licenses and certifications, however it is not an exhaustive list of every certification that we maintain.  You can be confident that the MIELKE team members on your project will be appropriately trained and certified for the work they are performing.

State licensing

We have successfully completed projects in over 25- States and the US Virgin Islands.  As we travel we are sure to obtain the proper trade contractor’s license for the location we are working in.  We also ensure that we have compliant workers compensation for all of our employees and sub-contractors.  Finally we complete all state and department of taxation registrations required to be compliant in your state.

Welding and Brazing Procedures

All of our welding & brazing processes are independently verified, documented and certified through third party accredited testing agencies.  These agencies test & certify each craft professional independently in accordance with each certified process.  All of our welding processes and certification testing is done under the strict guidelines of the ASME Section IX Boiler & Pressure Vessel code.

Crane & Heavy Equipment operators

MIELKE team members who operate heavy lifting equipment and cranes receive thorough training and when appropriate independent certifications.  All of our crane operators are trained and certified in accordance with the standards set fourth through the National Commission for the Certification of Crane Operators (NCCCO) standards.  Anyone operating lift trucks will have current training, PIT certification and will receive proper orientation on the specific piece of machinery they are operating.

Trade Certifications

The professionals at MIELKE hold a vast array of State, Industry and manufacturer required certifications.  Some examples of these include:

Medical Gas Backflows Metal Buildings
Specialty Piping Systems Refrigerant Recovery Variable Refrigerant Flow Systems
Manufactured Components Fire Sprinklers Aerial Lifts