Senior Level Business Administration

M. DARRIN STUCK

*******@****.*** 918-***-**** cell M. Darrin Stuck LinkedIn

SUMMARY

Professional Estimator with extensive knowledge of EPC projects, skid design, custom-engineered equipment packages, and fabricated shop projects in Gas Processing, Combustion, Petrochemical, Industrial, and Construction markets. With years of technical experience and a Business Administration degree in Finance and Management, I offer valuable skills and experience. I am seeking a new opportunity in Senior Level Cost Management and/or Estimating.

Professional Skills and Qualifications:

Industry Experience:

Engineered Combustion Process Equipment

Gas Process and Treating Equipment (EPC)

Gas Compression Equipment Skid Packaging

Cost Estimating, Risk Evaluation

Large/ complex Drafting/ Design Projects

Analysis Experience:

Cost Control, Cost Variance Analysis, Data Research and Analysis, and Reporting.

Computer Software Experience:

Microsoft Excel, Word, Outlook, PowerPoint, Infor LN, Enterprise1 PLM, MS Teams, Miro, Vault, Oracle, SAP, Compress

Procurement and Sourcing:

Sourcing venders and suppliers, negotiating costs, expediting, bid tab vendor cost for evaluation.

Technical/Drafting/CAD Experience:

AutoCAD 2D/ 3D, Unigraphics, Cadworx

Plant Pro, Cadworx P&ID, Micro CADAM Helix 3D, Smart Plant, Navisworks, ISOGEN

Estimating software Experience:

Aspen Capital Cost Estimator, Timberline, SAGE 300 CRE, and MS Excel Estimating Tools

Industry Equipment and Discipline Experience:

Thermal Oxidizers, Vent Stacks, Pressure Code Vessels/ Towers/ Scrubber w/ Internal components

General Arrangements, P&IDs, PFDs, Block Diagrams, Plot Plans, Orthographic Drawings, Piping spools, Major Equipment, Structural Steel, Electrical, Instrumentation, Control Panels/ PLC, Civil, Foundations and Facility equipment.

PROFESSIONAL EXPERIENCE

Enerflex Ltd. (Previously Exterran)

Broken Arrow, Oklahoma - Senior Estimator Mar. 2023 – Jul 2025

LNG Process & Treating Plants - Modular skid assemblies and plant equipment. Project values up to $150M.

Prepared estimates for gas processing and treating plants, providing correct material, equipment, and labor costs for fabricated towers, vessels, pipe spools, structural skids, walkways, platforms, ladders, and field supports using MS Excel.

Solicited vendor bids, created bid tabs, evaluated vendors and updated pricing.

Developed, updated and supported MS excel estimating tools.

Created cost structure, financial model, and performed analysis of SAP actual cost data reports.

Estimated cost and consistently met company target variances of +/-2% of actual executed cost of project.

Maintained cost databases for equipment, major and minor material components.

Participated in constructability reviews and cost saving enhancement meetings.

Requested vendor and subcontractor quotes. Update and supported pricing for estimating software tools and databases.

Koch Engineering Solutions (John Zink)

Tulsa, Oklahoma - Process and Petrochemical Equipment Estimator Apr. 2020 – Mar 2023

Combustion and Incineration equipment packages – Engineering and Procurement of Projects values from $500,000 to $15M.

Prepared estimates using MS Excel Estimating tool. Evaluated scope, cost, supplier/ vendor, and scheduling risk.

Reviewed and understood the scope and requirements of a proposed estimate.

Preformed quantity takeoffs from available documents and drawings.

Presented estimates in a review process with department Management, Executive Management team, Risk Management.

Researched and prepared correct labor factors, and efficiencies for various regions, domestic and international.

Maintained estimating quote database, current commodity cost, steel fabrication cost per pound, controls, valve pricing updates, and engineering labor rates.

Requested vendor and subcontractor quotes. Update and supported pricing for estimating software tools and databases.

Participated in 360 feedback reviews for variance discrepancies and lessons learned.

Re-structured Estimating and costing tools in MS Excel to accommodate Thermal Oxidizer group’s needs.

Maintained an average +/-3% margin variance and succeeded in 100% on-time estimate delivery.

MATRIX PDM ENGINEERING

Tulsa, Oklahoma - Senior Estimator May 2017 – Feb. 2020

Gas Process and Sulfur Priller Plants - Engineering, Procurement and Construction (EPC). Projects value from $5m to $100M.

Prepared estimates using MS Excel tools, Richardson Database and SAGE 300 (Timberline) estimating software.

Reviewed and understood scope and requirements of a proposed estimate.

Preformed quantity takeoffs from available documents and drawings.

Examined requirements for craft support labor, staff, equipment and facilities.

Researched and prepared correct labor factors, and efficiencies for various regions domestic and international.

Participated in constructability reviews and cost saving enhancement meetings.

Requested vendor and subcontractor quotes. Update and supported pricing for estimating software and databases.

LINDE ENGINEERING NORTH AMERICA INC.

Tulsa, Oklahoma - Senior Estimator Sept. 2014 - May 2017

LNG Process Plants - Engineering, Procurement, Fabrication and Construction (EPFC). Project values up to $150M

Material take-offs for bulk items. Received vendor quotes for valves, controls, instruments, and specialty items.

Created material, labor, fabrication, and construction cost estimates using Capital Cost Estimator Software.

Solicited vendor bids, created bid tabs, evaluated vendors and updated software pricing database.

Created QTM reports, KPI report, and PowerPoint cost estimate presentation to executive team.

Performed cost analysis comparing estimate quantities, labor, and cost to completed project data.

Developed Excel Key Performance Indicator (KPI) tool to compare current estimates to historical executed projects.

Consistently met customer deadlines as well as company goal of >5% variance estimated vs actual cost of project.

EXTERRAN

Broken Arrow, Oklahoma - Project Estimator, Staff / Proposal Designer IV May 2006 – Oct. 2014

LNG Process Plants - Engineering, Procurement and Fabrication (EPF). Project values up to $150M.

CAMERON – COOPER COMPRESSION

Oklahoma City, Oklahoma - Senior Engineering Specialist / Senior Designer Sept. 2001 - May 2006

Centrifugal Compressor Engineering Design and Packaging Company

EDUCATION

UNIVERSITY OF OKLAHOMA

Norman, Oklahoma, Bachelor of Business Administration, Finance/ Management, Graduated 2005

CERTIFICATIONS:

Certified Cost Technician (CCT) - AACE International, US

Cadworx 3D fundamentals Certification - Star Training Institute, Tulsa, OK.

Cadworx P&ID Certification - Star Training Institute, Tulsa, OK.

UG Unigraphics 3D Modeling Certifications– Unigraphics Solutions Corp. Aspen, CA. and Saint Louis, MO.

Six Sigma “Greenbelt” Certification - Cameron Corp., Oklahoma City, OK.

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