Terra-Petra continues to be included in the Los Angeles Business Journal (LABJ Book of Lists) as one of the 35 largest environmental engineering and consulting firms in Los Angeles County.
![](https://terra-petra.com/wp-content/uploads/2019/04/BookofLists19.png)
Terra-Petra continues to be included in the Los Angeles Business Journal (LABJ Book of Lists) as one of the 35 largest environmental engineering and consulting firms in Los Angeles County.