Career Opportunities

Certifications

Click the links below to view the associated current certification:

For previous certifications contact us here.

 

Detroit Business Certification 5-28-2021 Thru 5-28-2022

Wayne County Certification 09-28-2024

Ann Arbor Plant (38)

plt 38 admix 02-01-2022 to 05-01-2022
plt 38 NRMCA 05-10-2021 to 05-25-2023
plt 38 scale 02-14-2022 to 08-16-2022

Flint Plant (20)

plt 20 admix 02-04-2022 to 05-04-2022
plt 20 NRMCA 05-10-2021 to 05-25-2023
plt 20 scale 10-22-2021 to 04-22-2022

Lansing Plant (14)

Plt 14 admix 04-04-2022 to 07-04-2022
Plt 14 NRMCA 04-07-2022 to 04-09-2024
Plt 12 scale 04-07-2022 to 10-07-2022

Novi Plant (102)

Plt 102 admix 04-01-2022 to 07-01-2022
plt 102 NRMCA 11-23-2021 to 01-28-2024
plt 102 scale 11-04-2021 to 05-06-2022

Auburn Hills Plant (36)

Plt 36 admix 04-01-2022 to 07-01-2022
plt 36 NRMCA 11-23-2021 to 01-28-2024
plt 36 scale 11-19-2021 to 05-19-2022

Hoover Plant (02)

plt 02 admix 02-01-2022 to 05-01-2022
plt 02 NRMCA 07-07-2021 to 07-07-2023
plt 02 scale 01-24-2022 to 07-24-2022

Lapeer Plant (23)

plt 23 admix 08-17-2018 to 11-17-2018
plt 23 NRMCA 4-20-2017 to 5-25-2019
plt 23 scale 08-15-2018 to 02-15-2019

Romulus Plant (35)

Plt 35 admix 04-01-2022 to 07-01-2022
plt 35 NRMCA 04-21-2020 to 05-21-2022
plt 35 scale 04-01-2022 to 10-01-2022

Brighton Plant (103)

Plt 103 admix 04-07-2022 to 07-07-2022
plt 103 NRMCA 05-10-2021 to 05-25-2023
Plt 103 scale 03-04-2022 to 09-03-2022

Jefferson Plant (32)

Plt 32 admix 04-01-2022 to 07-01-2022
plt 32 NRMCA 11-23-2021 to 01-28-2024
Plt 32 scale 04-21-2022 to 10-21-2022

Mt. Clemens (101)

plt 101 admix 02-01-2022 to 05-01-2022
plt 101 NRMCA 05-10-2021 to 05-26-2023
plt 101 scale 11-10-2021 to 05-12-2022

Sterling Heights Plant (39)

plt 39 admix 02-01-2022 to 05-01-2022
plt 39 NRMCA 11-23-2021 to 01-28-2024
Plt 39 scale 01-18-2022 to 07-20-2022