Private Locate Companies

Colorado 811 does not provide locate services. Locate services are provided by firms who are independent of CO811. CO811 only provides notice of intended excavations to underground facility owners when notified by excavators.

The following companies perform private locates in the state of Colorado. However, this is not an inclusive list of private locate companies in the state.

There may be private utility companies within your dig area. Private utilities are owned by the owner of the property and will not be marked when you contact 811. It is your responsibility to have private utilities located. To view a list of private locate companies sorted by region in Colorado click the button below:

Private Locate Company Directories


To submit your company information to be added to our private locate company directory fill out the form using the button below:

All | # A B C D F G H I K M N P Q R S U
There are 2 names in this directory beginning with the letter S.
SiteWise Subsurface Utility Services

Sub Surface
All | # A C D F G I K L M N P Q R S T U
There are 1 names in this directory beginning with the letter S.
SiteWise Subsurface Utility Services
All | # A B C D F G I J K M N P Q R S U
There are 2 names in this directory beginning with the letter S.
SiteWise Subsurface Utility Services

Sub Surface
All | # A B C D F G I J K M N P Q R S U
There are 2 names in this directory beginning with the letter S.
SiteWise Subsurface Utility Services

Sub Surface