Ethan Bigham
Houston,TX
Summary
Strategic commercial leader with 17+ years of experience across Customer Success, Commercial Assurance, Sales Leadership, and Completion Engineering/ Operations within the Oil & Gas industry. Proven track record of driving customer value, strengthening operator partnerships, leading high-performing technical teams, and managing large-scale P&Ls. Recognized for operational excellence, continuous improvement, and delivering measurable commercial impact across major U.S. basins.
Overview
19
19
years of professional experience
Work History
Customer Success and Commercial Assurance Manager
Evolution Well Services
Houston, Texas
04.2025 - 04.2026
- Led Customer Success and Commercial Assurance strategy across 14 U.S. fleets, managing a combined $1.2B P&L with full accountability for commercial performance and customer value delivery.
- Strengthened customer relationships through proactive engagement, driving long-term strategic alignment with major operators.
- Managed two engineering teams (Customer Success Engineers + Commercial Assurance Engineers), totaling 9 direct reports, ensuring alignment with customer goals and internal performance targets.
- Identified operational and commercial pain points, developing targeted solutions that improved efficiency, reduced cost, and enhanced service quality.
- Championed continuous improvement initiatives, including technology adoption, automation, safety enhancements, and process optimization.
- Drove cost-management strategies that improved margin performance while maintaining high service quality.
- Facilitated internal and external knowledge sharing to strengthen collaboration and accelerate performance improvements.
- Consulted with developers and supported deployment of new technologies, ensuring solutions were accurate, practical, and fully aligned with real-world operational requirements.
VP / Director
FRAC-CHEM
Houston, Texas
07.2015 - 04.2025
- Directed commercial strategy, driving profitable sales channels generating $5MM+ per month across major U.S. basins.
- Led and developed a high-performing sales organization, aligning commercial execution with corporate growth objectives.
- Built strategic partnerships with operators and service companies, expanding market presence and strengthening long-term business relationships.
- Oversaw engineering and completions operations, ensuring technical excellence and seamless field implementation of products and services.
- Guided product development and commercialization efforts, including new chemical systems, equipment, and technology solutions.
Senior Technical Advisor
GoFrac, LLC
Houston, Texas
10.2014 - 05.2015
- Performed technical consulting including modeling and stimulation design as well as post fracture analysis.
- Consulted on active job and remediation designs for problematic wells.
- Built and maintained relationships for clients with assets in North and South Texas, Oklahoma, Colorado, and Wyoming.
Consulting Stimulation Engineer
Ely & Associates
Houston, Texas
08.2012 - 10.2014
- Extensive experience with operators in the Eagleford, Permian, Barnett, Haynesville, San Juan, Piceance, Unita, and Greater Green River Basin.
- Responsible for Stimulation supervision/ QAQC and fluid consultation for numerous clients in Texas, Louisiana, Utah, Colorado, Wyoming and New Mexico.
SIS Drilling Engineer
Schlumberger Information Solutions
07.2010 - 08.2012
- Supported Wellbore Stability/ Pore Pressure/ Fracture Gradient Predictions/ In Situ Stress calculations using Techlog-Schlumberger Petrophysical Software.
- Assisted in developing future modules for Schlumberger Drilling Software- Petrel and Perform ToolKit, Techlog.
QA/QC Engineer
Schlumberger Drilling and Measurements
Denver, CO
12.2009 - 07.2012
- Implement Quality management system for internal tool monitoring.
- Oversee the reporting and training for all drilling field engineers to ensure proper reporting for drilling maintenance department.
Production Stimulation Engineer
Schlumberger Well Services
Vernal, UT
09.2007 - 11.2009
- Stimulation experience in tight gas sands-primarily Piceance/ Unitah/ Greater Green River Basins: Green River and Mesa Verde Formations.
Education
Bachelor of Science - Geology & Geomechanics
Auburn University
01-2007
Skills
- Executive Leadership & Team Development
- Customer Success Strategy and Implementation
- Commercial Assurance & Contract Governance
- P&L Management (>$12B)
- Operational Excellence & Continuous Improvement
- Strategic Value and Growth Development
- Cost Management & Efficiency Gains
- Technology Enablement & Automation
- Completions Power Generation Operations Expertise
- Cross-Functional Collaboration
Timeline
Customer Success and Commercial Assurance Manager
Evolution Well Services
04.2025 - 04.2026
VP / Director
FRAC-CHEM
07.2015 - 04.2025
Senior Technical Advisor
GoFrac, LLC
10.2014 - 05.2015
Consulting Stimulation Engineer
Ely & Associates
08.2012 - 10.2014
SIS Drilling Engineer
Schlumberger Information Solutions
07.2010 - 08.2012
QA/QC Engineer
Schlumberger Drilling and Measurements
12.2009 - 07.2012
Production Stimulation Engineer
Schlumberger Well Services
09.2007 - 11.2009
Bachelor of Science - Geology & Geomechanics
Auburn University