(254) 662-4911 br br HOLT CAT Waco br br HOLT CAT Waco sells the entire line of CAT Excavators. Call HOLT CAT Waco at (254) 662-4911 or visit the HOLT CAT Waco mini excavators web page. br br Your Texas Heavy Equipment & Engine Dealer. HOLT CAT is the authorized dealer for Caterpillar machines and engines in 118 counties in Texas.