CAREER SUMMARY

• Executive Production & Engineering Leader with a background in operations and 25+ years of experience in improving efficiencies, complex problem-solving, and motivating high- performing teams to achieve aggressive business goals.

• Spearheaded a remarkable expansion during the COVID-19 pandemic, growing a team from 20 to over 60 members and increasing production from 5K to 130K BOED in just 3 years, illustrating strong leadership and strategic development.

• Achieved high-level efficiency in artificial lift operations, registering 400+ days of ESP runtime, a performance 20% superior to regional averages, highlighting exceptional management and operational excellence.

• Oversaw the full-cycle development and eventual sale of an asset encompassing 120+ wells in Howard County, involving the drilling of 8 horizontal and 6 vertical wells, demonstrating adeptness in both production engineering and management.

• Led production engineering for Rosetta's prominent Eagle Ford and West Texas Wolfbone assets, overseeing 100+ active wells yielding 60K BOED, exemplifying expertise in workover, slickline, and Coiled Tubing operations in South Texas region.

• Established as a global subject matter expert in major technologies including DeepWave®, PulsonixTF®, and DuraKleen®, spearheading sales and service support across international markets, and enhancing brand reputation and reach through expertly conducted internal and external presentations and seminars.

PROFESSIONAL EXPERIENCE

BIRCH RESOURCES – HOUSTON, TX

Production Manager 2018 – 2023

• Spearheaded a remarkable expansion during the COVID-19 pandemic, growing a team from 20 to over 60 members and increasing production from 5K to 130K BOED in just 3 years, illustrating strong leadership and strategic development.

• Instituted and streamlined non-existent processes and standard operating procedures, markedly enhancing safety, efficiency and quality control, thus facilitating faster task completion and fostering a well-organized team dynamic.

• Championed safety by implementing proactive job safety analysis protocols and Standard Operating Procedures, optimizing resource allocation and ensuring preparedness with necessary tools ahead of tasks, fortifying the overall safety and quality framework within the company.

• Contributed to the conception of industry-leading production facilities capable of handling significant daily outputs (25K BOPD, 39 MMCFPD, 70K BWPD), setting a precedent in production facility design and capabilities.

• Steered a specialized team of production engineers in managing a continuous cycle of new installations and maintaining existing production with 4-6 workover rigs, ensuring seamless operations and sustainable productivity.

• Achieved high-level efficiency in artificial lift operations, registering 25+ days of ESP runtime, a performance 20% superior to regional averages, highlighting exceptional management and operational excellence. ROCK OIL COMPANY – HOUSTON, TX

Production Manager 2015 – 2018

• Directly led and coordinated a team of 7, fostering a collaborative and results-oriented work environment.

• Oversaw the full-cycle development and eventual sale of an asset encompassing 120+ wells in Howard County, involving the drilling of 8 horizontal and 6 vertical wells, demonstrating adeptness in both production engineering and management.

• Initiated the ground-up implementation of well monitoring systems by installing pump-off controllers and variable speed drives in rod-pumped wells, significantly optimizing well operations and reducing failure rates.

• Expertly managed workover rig operations and played a pivotal role in reviewing the design and installation of ESPs in horizontal wells, further complemented by the proficient design and supervision of 5 horizontal well battery constructions, enhancing the overall productivity and efficiency of well operations. Gian Franco Callarotti

281-***-**** Katy, TX ad3ego@r.postjobfree.com www.linkedin.com/in/gian- callarotti

• Production Management

• Production Engineering Management

• Safety Leadership

• Strategic Production Operations

• Artificial Lift

• Well Intervention

• Hydraulic Workover & Coiled Tubing

• Complex Problem-Solving

• Multilingual: English/Spanish/Italian

• Process Development

• Continuous Improvements

• Executive Collaboration

• Workforce Optimization

• Training & Development

• Team Leadership & Motivation

• Resource Management

CORE COMPETENCIES

ROSETTA RESOURCES – HOUSTON, TX

Production Engineering & Facilities Manager, Permian Division 2014 – 2015

• Executed astute planning and budget management for the Permian division, overseeing production engineering and facility operations with an annual budget exceeding $10M.

• Demonstrated exceptional leadership in assembling and directing a team of 3, successfully leading the acquisition and integration of over 100 wells, showcasing a proven track record in strategic expansion and team management. Sr. Staff Production Engineer 2013 – 2014

• Led production engineering for Rosetta's prominent Eagle Ford and West Texas Wolfbone assets, overseeing 400+ active wells yielding 60K BOED, exemplifying expertise in workover, slickline, and wireline operations, notably in the South Texas region.

• Pioneered innovative solutions as a SME, crafting and rolling out critical well operation practices such as gas lift unloading and ESP operations.

• Performed in a significant role in recovering wells with casing failures, saving the company over $10M and reclaiming untapped production through strategic casing failure remediations.

• Recognized as an accomplished strategist in financial planning, adeptly handling budgeting, forecasting, and LOE reporting while actively participating in the recruitment and mentorship of new engineers and interns, fostering a culture of growth and knowledge sharing within the organization.

ENERVEST – HOUSTON, TX

Sr. Production & Completions Engineer 2008 – 2013

• Oversaw 467 active wells across multiple counties in Texas, collectively generating 9K BOED, including being pivotal in the inaugural completion of Enervest's first 2 Woodbine sand wells in Madison County.

• Led conception and execution of over 35 conventional slickwater fracs in the Austin Chalk, backed by a data-driven approach to candidate selection, and design and evaluation of 16 multi-stage hydraulic fracturing documented in a lauded SPE paper.

• Emerged as a thought leader in financial planning and mentorship within the organization, spearheading budgeting and forecasting initiatives while nurturing the professional growth of young engineers, fostering a culture of knowledge-sharing. HALLIBURTON – HOUSTON, TX

Global Product Champion, Well Intervention 2006 – 2008

• Established as a global subject matter expert in major technologies including DeepWave®, PulsonixTF®, and DuraKleen®, spearheading sales and service support across international markets, and enhancing brand reputation and reach through expertly conducted internal and external presentations and seminars.

• Excelled in comprehensive project management encompassing job design, application, and execution, paired with adept troubleshooting and meticulous results evaluation, fostering heightened efficiency and effectiveness in global operations.

• Focused on budgeting and forecasting, driving cost-efficiency and optimizing resources in global support roles for high-profile product lines including StimWatch® and Coiled Tubing and Hydraulic Workover operations. ADDITIONAL EXPERIENCE

Hydraulic Well Control (Anaco, Venezuela) – Engineering Support Weatherford Completions (El Tigre, Venezuela) – Sales & Services Engineer, Expandable Sand Screens IMECO (Anaco, Venezuela) – Sales & Services Engineer, Downhole Division Leader Camco Coiled Tubing Services (Anaco, Venezuela) – Sales & Services Engineer Perez Companc (El Tigre, Venezuela) – Production Engineer EDUCATION & PROFESSIONAL DEVELOPMENT

Universidad Central de Venezuela (Caracas-Venezuela) – BS, Petroleum Engineering Member of Society of Petroleum Engineers

SPE Papers:

• 121005: “Coiled Tubing and a Fluidic Oscillator Used as an Aid for Selective Placement Technique to Wells in Huila, Colombia”

• 113716: “Stimulation with Coiled Tubing and Fluidic Oscillation”

• 152402: " Open Hole Multi-Stage Hydraulic Fracturing Systems Expand the Potential of the Giddings Austin Chalk Field" Patents/Patent Applications:

• 201********. Coiled Tubing Deployed Single Phase Fluid Sampling Apparatus and Method for Use of Same (May 2010)

• 201********. Coiled Tubing Deployed Single Phase Fluid Sampling Apparatus and Method for Use of Same (June 2011)

• 2022/0341265 A. Self-Moving Tubular Storage Rigs and Methods for The Use Thereof (October 2022)

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