Diamond H Drilling Co. has been turning hole for California operators for 54 years. Vertical, deviated, horizontal, workover. Eight active rigs from 75 ft singles to 1,500 hp triples. IADC SafeT gold rating. Family-owned, Bakersfield-headquartered.
Diamond H runs everything from 75-ft singles for shallow workover to 1,500 hp triples for deep development. Same crew, same yard, same documentation regardless of which rig you book.
Every rig in our fleet is owned, maintained, and crewed in-house. No leased rigs, no day-work scramble. The driller running your hole has worked on Diamond H rigs for an average of nine years.
How we run an engagement, regardless of rig class or job size. Written daily reports. Real-time updates. No surprises at the wellhead.
Drilling plan review, BHA design, mud program, casing schedule, surface equipment list. Cost estimate locked at AFE approval.
Rig transport, anchor pad construction, rig-up, pre-spud safety meeting. Crew briefing covers entire well plan.
24/7 operations. Morning report by 06:00 daily. Real-time dashboards. Geological liaison embedded as needed.
Production casing, cement, location restoration, full documentation package. Operator signs off, rig releases.
Diamond H rigs work across the San Joaquin, Salinas, and Ventura basins. Eight active. Four available for immediate mobilization.
Many of these MSAs go back to Walt's handshake era. Our oldest active client first hired us in 1979.
Diamond H has spudded thirty-one wells for us across two basins since 2016. Zero recordable incidents. The morning report hits my inbox at 5:55 a.m. like clockwork.
Pre-AFE consultation is free. We'll review your well plan, BHA design, and cost estimate before you finalize the AFE. Often saves $100k+ on the back end.
(661) 327·2500Four rigs available for immediate mobilization. Workover, single, double, or triple. We can be rig-up at your location within 96 hours of contract signing.
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