J/K Excavation & Grading Co., Inc. was founded in 1992 by Janine and Ken Williams Jr. JK provides comprehensive site preparation solutions to clients throughout the 6 counties in Southern California. Brian Williams is the Vice President of JK, assisting in all aspects of the company's operations.
JK has been recognized for our achievements on numerous projects that are iconic to Southern California’s landscape, skyline, and amusement parks to name a few: Port of Long Beach, Los Angeles, L.A.U.S.D., City of Los Angeles, Disneyland, Orange County Fire Authority, and the City of Rialto.
JK Excavation & Grading Company, Inc. was founded in 1992 by Ken Williams Jr. JK provides comprehensive grading solutions to clients throughout Southern California. Janine Williams is the Corporate Secretary and Treasurer of JK.
JK Excavation & Grading has been recognized for achievements by Port of Long Beach, Los Angeles, L.A.U.S.D., City of Los Angeles, Disneyland, Orange County Fire Authority, and City of Fontana to name just a few.
JK Excavation & Grading Co., Inc. provides comprehensive site preparation solutions to clients throughout the 6 counties in Southern California.
JK Excavation & Grading Co., Inc. provides comprehensive site preparation solutions to clients throughout the 6 counties in Southern California.
JK Excavation & Grading Co., Inc. provides comprehensive site preparation solutions to clients throughout the 6 counties in Southern California.
Full fleet of CARB compliant equipment
Vast experience in the industry keeps JK competitive IN ALL markets.
JK’s top priority is safety. We have an EMR of 0.77.
Signatory to operating engineers and construction laborers trade unions.