Nevada

GEOLOGICA GEOTHERMAL GROUP, INC.

Nevada Since:

2015

GEOLOGICA GEOTHERMAL GROUP, INC.

ACCEL ELECTRIC LLC

Nevada Since:

2020

ACCEL ELECTRIC LLC

MEDO ELECTRIC LLC

Nevada Since:

2019

MEDO ELECTRIC LLC

FAR SOLUTIONS LLC

Nevada Since:

2022

FAR SOLUTIONS LLC

Nevada Since:

2021

CTAF LLC

SIMPLE POWER, INC.

Nevada Since:

2018

SIMPLE POWER, INC.

HARRISON NEVCON LLC

Nevada Since:

2018

HARRISON NEVCON LLC

HITECH MINERALS INC

Nevada Since:

2018

HITECH MINERALS INC

L.A. PERKS PLUMBING & HEATING, INC.

Nevada Since:

1974

L.A. PERKS PLUMBING & HEATING, INC.

KASH CONSTRUCTION, LLC

Nevada Since:

2020

KASH CONSTRUCTION, LLC

DGI GEOSCIENCE US, INC.

Nevada Since:

2020

DGI GEOSCIENCE US, INC.

Nevada Since:

1972

WELSCO CORP.

Nevada Since:

2003

OICINTRA INC

H. E. HUNEWILL CONSTRUCTION CO., INC.

Nevada Since:

1958

H. E. HUNEWILL CONSTRUCTION CO., INC.

D & H MINING LIMITED PARTNERSHIP

Nevada Since:

1988

D & H MINING LIMITED PARTNERSHIP