Contact Us

High Sierra Management, Inc., AAMC
722 Pin Oak Road, Suite 230, Katy, Texas 77494
P.O. Box 940267, Houston, Texas 77094
Office: (281) 391-7914

Click here to email customer service.

Office Hours

8:00 a.m. to 5:00 p.m. -  Monday through Thursday

Office is closed from 12 pm - 1 pm daily for the lunch hour.

Office Closed on Saturday - Sunday

After hours/weekend emergency assistance is provided by calling 281-391-7914, which provides the after-hours prompt to be connected to the on-call manager.

Office Holiday Closures

High Sierra Management's offices will be closed for the following holidays:

Good Friday

Friday, April 7, 2023

Memorial Day

Monday, May 29, 2023

Independence Day

Tuesday, July 4, 2023

Labor Day

Monday, September 4, 2023

Thanksgiving 

Thursday, November 23, 2023

Friday, November 24, 2023

Christmas 

Monday, December 25, 2023                                                                                           

New Year                                                                                         

Monday, January 1, 2023