Greg Brillhart

Senior Acccountant

843 followers

Tulsa Metropolitan Area

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Timeline
About me
Manager - Audit Services at ONEOK
Education
- University of Oklahoma
  2009 - 2012
  Bachelor of Science (B.Sc.) Petroleum Engineering
  Activities and Societies: SPE Member AADE Member
- Oklahoma State University
  2002 - 2006
  Bachelor of Science (B.Sc.) Finance, General
  Activities and Societies: Financial Management Association
Experience
- Chesapeake Energy
  Jun 2006 - Dec 2008
  Senior Acccountant
  - Responsible for the collection and reconciliation of 25 natural gas and 15 oil accounts- Lead role in the testing and implementation of new accounting software- Senior accountant for the Marketing Accounts Receivable group- Responsible for producing timely and accurate information for internal and external auditors- Managed the application of over $500 MM of cash each month- Point person for CEMI-Transactions Accounting during Lehman Brothers and SemGroup bankruptcy- Prepared financial pages for A/R aging and Unapplied Cash accounts. Show less
- University of Oklahoma - Integrated Core Characterization Center
  Jun 2010 - Aug 2010
  Student Lab Technician
  - Plugged and prepared shale core samples for various petrophysical measurements- Performed Low Pressure Pycnometry, Nuclear Magnetic Resonance(NMR), Sonic Velocimetry, Mercury Injection, and Scanning Electron Microscopy (SEM)- Analyzed results of NMR and Sonic Velocity experiments- Created VBA Subroutine to automate velocity calculations and manipulate raw data- Participated in New Perspectives on Shale Conference hosted by the Oklahoma Geological Survey
- Continental Resources
  May 2011 - Aug 2011
  Reservoir Engineering Intern
  - Reservoir Simulation and History Matching - focused on Buffalo Red River High Pressure Air Injection Units in South Dakota- proficient with Oil Field Manager (OFM), PHDWin, GeoGraphix Discovery.- evaluating core data for use in preparing petrophysical property maps in the simulation.
- ConocoPhillips
  Jun 2012 - Feb 2017
  Responsible for a diverse team of up to 19 mechanical and I/E techniciansJob duties include:Oversight of mechanical and preventative maintenance work and support functionsDirecting work of Line Locators, Mechanical Techs, and I/E Techs focused on timely repair of surface facilitiesOptimized scheduling of work by combining PM tasks to drive down operating costsImproved productivity by matching technicians to tasks that maximize the utilization of their skills Show less
  - PM and Mechanical Maintenance Foreman
    Nov 2015 - Feb 2017
  - Production Foreman
    Oct 2014 - Oct 2015
  - Production Engineer
    Jun 2012 - Oct 2014
- Cimarex Energy
  Mar 2017 - Aug 2019
  Production Engineer
  Responsible for the optimization and well life cycle of 130 Woodford/Meramec wells in SCOOP/STACK areaProvide operational support for all newly drilled wells in my area including flash compressor sizing, AFE costs, Artificial Lift Recommendations, and interference testing implementationExceeded Base Forecast by 15% in 2017 and 5% in 2018 through the implementation of over 130 projects including Citric Acid treatments, artificial lift optimization, backpressure reduction efforts and third party wellhead compression installsProvide continuous field support to swiftly and successfully address all well downtime issues by monitoring SCADA and other surveillance efforts Show less
- Bartech Staffing
  Jan 2020 - Jun 2021
  Fixed Assets Analyst - P66
- ONEOK
  Jun 2021 - now
  - Manager - Audit Services
    Nov 2023 - now
  - Audit Supervisor
    Feb 2023 - Nov 2023
  - Senior Auditor
    Jun 2021 - Feb 2023
Licenses & Certifications
- Certified Fraud Examiner (CFE)
  Association of Certified Fraud Examiners (ACFE)