Coronavirus / COVID-19 Update

To our valued customers, suppliers and industry partners, Trench Shoring Company is maintaining our business operations as part of the "essential business" provision from both Governor Newsom and Governor Sisolak. In total, Trench Shoring Company is here to support you. We have cancelled all trench safety classes scheduled for the remainder of March and April, and are actively developing alternative solutions and methods for May classes. If you have any specific questions about training, please email Greg Shreenan. Click to view a letter from Trench Shoring Company President, Kevin Malloy.

Competent Person Training: Trenching & Excavations (CPT)

The Competent Person Training Seminar covers the CAL-OSHA Title 8, Section 1540 through 1541.1 and Fed OSHA 1926 subpart P requirements pertaining to excavations, trenching and sloping techniques, protective systems and soils classification with an introduction to confined space entry safety. Our comprehensive training is an important part of keeping your company compliant with current OSHA regulations.

The course is roughly 7-8 hours providing .8 CEU’S or 8 hours of Continuing Education Units. There is a 50 question test at the end of the course to show comprehension of the material covered.

Click on the links on the left to download the Information sheet and Application forms or register online.

Class Training Schedule - Register Online

Trenching & Excavations Competent Person Training - Online

Trenching & Excavations Competent Person Training - Bakersfield

Trenching & Excavations Competent Person Training - Fullerton

Trenching & Excavations Competent Person Training - Las Vegas


Registration / Scheduling / Payment

For additional detail and scheduling please contact Kelley Malloy at 310-327-5554, or e-mail us today at . Classes are paid for in advance or at the time of the class.


Group Training

We offer Competent Person Training for Trenching and Excavations, Confined Space Entry Training, as well as customized trench safety training at your facility.  Group Training is quoted based on day of the week, location and number of participants.

Trench Shoring Safety Training


Training Instructors

Greg Shreenan


 Greg Shreenan  

Compton Corporate Office

(800) 423-4411 • (310) 327-5554



(855) 509-5900 • (661) 396-9160


(800) 221-2030 • (951) 849-1611


(800) 457-4646 • (951) 734-4290


(866) 887-3909 • (559) 691-4123


(800) 439-0987 • (714) 879-1005

Lake Forest

(800) 714-7244 • (949) 454-0858


(800) 805-2258 • (805) 529-4614

San Diego

(800) 608-4422 • (858) 530-2500

Las Vegas, NV

(866)-319-2053 • (702) 651-0920