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Office Hours

Monday         8 AM- 5 PM

Tuesday        8 AM- 5 PM

Wednesday   8 AM- 5 PM

Thursday       8 AM- 5 PM

Friday            8 AM- 5 PM

Saturday       Closed

Sunday          Closed

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The Mariposa Grove

The Mariposa Grove is a grove of giant sequoias located in Yosemite National Park. Johnson Industrial, Inc. proudly installed the domestic plumbing for the two comfort stations at this newly updated facility. It is one of many projects we have successfully completed inside Yosemite.