Greg Efthemes

Greg Efthemes Email and Phone Number

Supervisor, Laboratory Services @ Southwest Gas Corporation
las vegas, nevada, united states
Greg Efthemes's Location
Henderson, Nevada, United States, United States
Greg Efthemes's Contact Details
About Greg Efthemes

Greg Efthemes is a Supervisor, Laboratory Services at Southwest Gas Corporation. He possess expertise in engineering, energy, natural gas, pipelines, gas and 26 more skills.

Greg Efthemes's Current Company Details
Southwest Gas Corporation

Southwest Gas Corporation

View
Supervisor, Laboratory Services
las vegas, nevada, united states
Website:
swgas.com
Employees:
1395
Greg Efthemes Work Experience Details
  • Southwest Gas Corporation
    Supervisor, Laboratory Services
    Southwest Gas Corporation Jun 2001 - Present
    Henderson, Nevada
    Managing all laboratory operating and capital activities to support a transmission and distribution network of 2 million customers in Arizona, Nevada and California.• Conducting failure analysis and substandard materials investigations.• Conducting predictive modeling analysis to resolve critical problems and reduce system impacts.• Project lead supporting litigation activities where materials performance issues exist.• Managing all testing and reporting aspects for analytical projects with regulatory sensitivity.• Analytical lead, integrity management for trending and identifying materials risk levels.• Subject Matter Expert for piping and appurtenances for the transmission integrity management.• Managing all aspects of third party laboratory analysis projects.• Performing new materials testing and reporting for all natural gas carrying components.• Evaluating and developing new technologies and implementing their use.Skills• Finite element analysis modeling: non-linear stress states.• Fourier Transform Infrared Spectroscopy: attenuated total reflection and transmission modes.• Differential Scanning Calorimetry: phase transitions, crystallinity and oxidative-induction time.• Scanning Electron Microscopy - low vacuum (35,000X): composite, topographic and shadowing.• Energy-Dispersive X-ray spectroscopy and spectra elemental mapping.• Optical Emission Spectroscopy.• Quadrupole Time-of-flight Mass Spectroscopy.• Thermogravimetric Analysis/Mass Spectroscopy.• Ultra High Pressure Liquid Chromatography: UV photo diode array for elemental speciation.• Stress rupture life-cycle testing: Arrhenius-based shift functions.• Pennsylvania Edge Notch Testing.• Tensile/Yield testing: rigid & viscoelastic materials.• Charpy V-notch.• Ultrasonic testing: longitudinal and shear wave modes.• Radiographic tesing using x-ray, IR-192 & Co-60.• Magnetic particle testing.• Dye penetrant.• Hardness testing: Shore, Brinell & Rockwell, Vickers, UCI & rebound.
  • Technical Support Services
    Owner And Principal
    Technical Support Services Jan 1996 - Present
    Henderson, Nv
    Providing specialized consulting services in engineering and training . Specialty areas include:• All aspects of forensic analysis regarding substandard materials and failed materials.• Materials specifications and applications for steels and plastics.• Failure analysis training.• Plastic materials joining and inspection training.• Steel materials joining and training.• Visual welding inspection.• Pipeline Radiography Inspection and film interpretation.• Technical and position papers, white and grey papers, on plastic and steel tubular products and fittings along with associated joining processes.
  • Washington Gas
    Director, Technical Support
    Washington Gas Sep 1999 - Jun 2001
    Springfield, Va.
    • Managed the duties, responsibilities and direction of the Regulatory Department, Environmental Department, Safety Department, Compliance Department, Technical Training Department and the Testing Laboratory.• Managed six departments comprised of seven direct reports and 42 staff indirect reports.• Provided responses and testimony for regulatory hearings for Virginia, Maryland and the District of Columbia.• Managed the corporate Emergency Plan.• Incorporated integrated network technology into the departmental work environment. Realized a 15% increase in productivity.• Built a cross-functional business unit with 60% of all personnel competent in another department.
  • Virginia Natural Gas, A Cng Company
    Senior Division Engineer
    Virginia Natural Gas, A Cng Company May 1993 - Sep 1999
    Norfolk, Va
    • Analyzed and supervised system integrity and long-term growth for 110,000 customers. • Principal engineer for the liquid propane peak shaving plant.• Directly supervised engineering and technical staff for LNG injection during peak demand periods.• Managed the Virginia Department of Highways and urban growth pipeline relocation projects.• Designed, specified, requisitioned, contracted and managed major capital construction projects.• Evaluated operations and integrity of transmission, distribution and peak-shaving pipelines.• Responsible for conducting permit filings and maintaining liaison activities with regulatory agencies.• Provided testimony in legal proceedings and public hearings.• Managed and conducted periodic commercial and residential customer meetings and symposiums.
  • Cng Transmission Corp.,  A Cng Company
    Welding And Metallurgical Engineer
    Cng Transmission Corp., A Cng Company Apr 1990 - Apr 1993
    Clarksburg, Wv
    • Managed all welding and testing activities for company and contractor welders.• Supervised all pipeline and fabrication shop welding inspectors and third-party radiographers. • Conducted pipeline construction audits of welding and NDT activities for major transmission and compressor station projects.• Member AGA-PRC Welding Supervisory Committee.• Managed welding specifications and inspection activities of in-service transmission pipelines.• Supervised ASME boiler vessel design and inspection activities, per ASME and National Board codes. • Developed curricula and taught Steel Welding and Pipeline Construction Courses. • Researched and developed materials engineering specifications, materials procurement standards and joining procedures for steel and plastic piping systems.
  • Equitable Gas
    Coordinator Of Training & Quality Control
    Equitable Gas May 1985 - May 1990
    Clarksburg,Wv
    • Researched and developed all training curricula including training manuals. • Instructing operational & safety training programs for 350 management and labor personnel. • Reviewed and edited engineering specifications, work procedures, and departmental bulletins.• Supervised materials quality control program using discrete and hypergeometric probability distributions, per ASTM and MIL Standard 105.• Member Pennsylvania Gas Association Customer Service Committee.

Greg Efthemes Skills

Engineering Energy Natural Gas Pipelines Gas Project Planning Project Management Process Improvement Inspection Contract Management Program Management Piping Analysis Strategic Planning Supervisory Skills Budgets Construction Process Engineering Materials Science Plastics Risk Management Polymers Change Management Renewable Energy Team Building Energy Efficiency Scada Forensic Engineering Forensic Analysis Business Process Improvement Budgeting

Greg Efthemes Education Details

  • Salem College
    Salem College
    4.0 Summa Cum Laude
  • Mclean Hs
    Mclean Hs
  • Salem College
    Salem College
    3.84 Magna Cum Laude
  • Kennedy–Western University
    Kennedy–Western University
    4.0

Frequently Asked Questions about Greg Efthemes

What company does Greg Efthemes work for?

Greg Efthemes works for Southwest Gas Corporation

What is Greg Efthemes's role at the current company?

Greg Efthemes's current role is Supervisor, Laboratory Services.

What is Greg Efthemes's email address?

Greg Efthemes's email address is gr****@****gas.com

What is Greg Efthemes's direct phone number?

Greg Efthemes's direct phone number is +170236*****

What schools did Greg Efthemes attend?

Greg Efthemes attended Salem College, Mclean Hs, Salem College, Kennedy–western University.

What are some of Greg Efthemes's interests?

Greg Efthemes has interest in Health.

What skills is Greg Efthemes known for?

Greg Efthemes has skills like Engineering, Energy, Natural Gas, Pipelines, Gas, Project Planning, Project Management, Process Improvement, Inspection, Contract Management, Program Management, Piping.

Who are Greg Efthemes's colleagues?

Greg Efthemes's colleagues are Melissa Arellano, John Drake, Eugene Chapman, Rosalina Navarro-Kantor, Lee Zanetti, Christopher Semo, Elizabeth Pelto.

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