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David McCalvin

McCalvin Enterprises Missouri City, TX
4/2009 – current; Principle and Manager, Completions Consulting / Home Renovations
Providing effective professional consulting services to oilfield well completion operators, product supplier/manufacturer’s and regulatory organizations regarding well completions products and services. We strive to reduce product problems, non-productive time and deferred production, thereby, adding value for our clients. Appling an experienced viewpoint and understanding into complex and challenging situations.
Providing Home Inspections for Rebuilding Together – Houston for low income seniors and disabled deserving folks, leading to home repairs and improvements such as wheelchair ramps etc.
Schlumberger Completions Houston, TX
5/1998 – 3/2009; Domain Manager, Core Completions
Provide technical/business advice to administration and special project personnel. Responsible for marketing/sales and industry regulations of packers, isolation valves, safety valves and completion accessories. Provided marketing support, client meetings, training program creation / presentation, industry papers, participation on ISO WG 4 and product standard task groups, with the P & L responsibility of four product lines totaling $600M yr. Authored three patents for downhole tools each year and contributed to business growth of 30%+ for 3 consecutive years. SLB acquired Camco 1998.
Camco Products and Services Houston, TX
1996 – 1998 Field Service Manager
Provided worldwide 24/7 technical, commercial and marketing support for the premier Safety System products and services. Volunteered to continuously participate with API / ISO product standard authoring and interpretation activities. Developed new products and new applications for current products in response to client needs. Provided technical troubleshooting to clients worldwide.
Baker Oil Tools Broken Arrow, OK
1994 – 1996, Marketing Manager, Safety Systems
Responsible for direction, revenue (48M) and personnel of surface and subsurface safety system designed and built to order products. Streamlined product offerings, opened two new markets and reduced operational costs by 23%. Chairman of API 14 A task group.
ExxonMobil Houston, TX
1978 – 1994, Sr. Technical Associate / Product Quality Assurance
Authored integral technical downhole product standards and the evaluations of project ITT’s. Stewarded audits of 30+ completion product suppliers, also consistently participated on API committees. Provided active technical advise and troubleshooting to 17 worldwide affiliates.
12603 Southwest Freeway • Stafford, TX. 77477 • 1-281-818-7504
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