Sharing experience, knowledge and insight
Sharing experience, knowledge and insight
Greg is president of Xtensible Solutions and enjoys helping utilities architect, plan, design, and implement semantically coherent information systems solutions for integration and analytics. He specializes in the development of the utility business and information architecture, pragmatically following the TOGAF Architecture Development Method and using Archimate notation for articulating business functions and business data objects that align well with IEC Common Information Model (CIM) and IEC 61850 standards.
He plays key roles in utility industry standards development organizations and user groups to enable these utilities to leverage and drive industry standards to their benefit while simultaneously aiding the standards development process. For example, he has been on the DistribuTECH Planning Committee since 2003 and has been the convener of IEC TC57 Working Group 14 since its formation in 1997. This working group is responsible for developing the CIM and associated standards in support of Enterprise Business Function Interfaces for Utility Operations. In addition to facilitating the collaboration of industry experts, he performed much of the model development for the 61968 directory of the CIM in Unified Modeling Language (UML) notation and contributed to the development of the 61968-1 Interface Reference Model in ArchiMate notation.
Greg has a BSEE from Georgia Tech and a MBA from the Florida Institute of Technology.View my LinkedIn® Profile
Vice President of Professional Services
In March 2004, Harry Garton joined Xtensible Solutions as account manager for the California ISO. As Mr. Garton’s project list expanded to include ONCOR and Progress Energy, he distinguished himself as a forward-thinking, planning visionary. Mr. Garton became the Vice President of Professional Services in 2005 and has been instrumental in hiring, managing, mentoring, and promoting professional and individual growth among the Xtensible family. His daily responsibilities entail advising external and internal clients on goals, objectives, and strategies. Mr. Garton’s support for the utility industry extends to his commitment to standards groups, including the IEC TC57 Working Group 16, which focuses on deregulated energy market communications.View my LinkedIn® Profile
VP of Market and Solutions
Michael Covarrubias is a Managing Partner of Xtensible and the VP of Market and Solutions. He previously served as Manager of Enterprise Architecture and Strategy at Arizona Public Service for nearly 7 years. With over a decade of Utility background and experience, he has worked with various areas in the utility sector including Enterprise Architecture, Executive Management, Mobility, Operations, Customer Service, Field Service, and Generation across multiple different domains of technology and business areas. As part of Xtensible he current serves as the Vendor Co-Chair for the IEC CIM User Group.View my LinkedIn® Profile
VP of Solution Development
Phillip Jones is Vice President of Solution Development, based in Florida. Mr. Jones joined Xtensible Solutions in 2005 and now leads the solution development of semantics-based systems integration and service-oriented architecture (SOA) consulting, using the Model-Driven Information, Integration, and Intelligence Framework (MD3i) for utility industry client enterprise information management (EIM) initiatives. Mr. Jones also actively participates in several industry organizations, including the IEC TC57 South African National Committee (SANC) and the Engineering Council of South Africa. Mr Jones’ experience includes enterprise architecture, championing service orientated, decoupled architectures and semantic-based system integration.View my LinkedIn® Profile
Nicole Garton is an Operations Manager who works with Xtensible employees and clients to help everything run smoothly. After spending over a decade working in sports and events industry, Nicole knows how to balance having fun with working hard, staying on budget and creating a memorable experience. Nicole started with Xtensible in 2020 during the transition of Xtensible becoming entirely employee owned. She holds a Bachelor of Science in Finance and in Sport Management from the University of Florida and currently resides in Chicago. When Nicole isn’t keeping busy with hosting and playing trivia, you can find her at a Chicago Cubs game.View my LinkedIn® Profile
Vice President, Standards and Special Projects
Terry Saxton is Vice President, Standards and Special Projects and co-founder of Xtensible Solutions. Terry provides professional consulting services to the international energy/utility industry in the development of Enterprise Information Management (EIM) solutions and integration strategies based on the IEC Common Information Model (CIM) and related standards. He served for many years as Convener of IEC TC57 WG13 responsible for development of the IEC 61970 CIM standards for power system network models and associated information exchange. He was also a founder and co-chair of the CIM Users Group until recently taking partial retirement. He has over 45 years of experience in the analysis, design, development, implementation, and training for a wide range of system integration solutions for electric utilities and the US Department of Defense. Prior to starting Xtensible Solutions, Mr. Saxton worked for BearingPoint, KEMA Consulting, Siemens Power Systems Control, Honeywell, Information Exchange Systems, and Bell Telephone Laboratories. He received an MSEE from the Massachusetts Institute of Technology (MIT) in Cambridge, Massachusetts, USA, and BSEE and BS Math with Honors from California State Polytechnic University.View my LinkedIn® Profile
Steve Van Ausdall is a Principal Consultant for Xtensible Solutions, with three decades of experience in the utility integration arena focusing on network connectivity, data modeling, integration, and analytics. He provides full software development lifecycle support, insight, and leadership, using agile, standards-based, model-driven methodologies. He has worked on many large utility integration projects for clients including SCE, Exelon, Sempra, NYISO, CAISO, and TVA; involving numerous standards including IEC CIM, SEP 2.0, UML, SQL, NoSQL, XML, and JSON; and applications including GIS / Design, OMS / Outage, EAM / Asset, WMS / Work, AMI / Metering, SCADA / Operation, and DW / BI / Analytics.
Steve holds a Bachelor of Science in Computer Science Engineering from the University of Colorado, has published numerous papers at DistribuTECH, IEEE, CBI, and GITA, and received an Excellence Award from SGIP in 2010 for his work on the OpenADE / NAESB ESPI / Green Button Standards.View my LinkedIn® Profile
Shawn Hu is a principal consultant with more than 20 years of utility industry experience in enterprise integration, data warehouse design, interface design, software design/implementation, and system deployment. He is a member of IEC CIM WG14, NAESB, and Zigbee Alliance. He has been the lead & co-lead of the IEC 61968-1 standard Ed.2 and Ed.3, and currently leads the IEC 61968-4 standard Ed.3. He is also the model manager for the OpenFMB data model which provides an overall top-down approach from business use cases, requirements to data model and implementation artifacts (XSDs & IDLs) generation. His business expertise also includes data analytics, SOA implementation and services design (SOAP & REST).View my LinkedIn® Profile
Tim Duval is a Principal Consultant with expertise in Business Model Development, Strategic Planning, Enterprise Architecture, Graph and Data Science, Ontologies, automation and the creation of data-to-value chains.
Mr. Duval provides big picture and system-of-systems thinking along with excellent leadership, coaching, facilitation, presentation and analytical skills. He has been immersed in UML since 1996 and Model Driven Development and Code Generation since 1999.
Having spent the most recent 15 years of his career in the electric utility industry, Tim also brings extensive knowledge of Transmission processes, systems and data (Planning, Asset Management, Project Management, Engineering, Outage Management and System Operations), FERC Pro-Forma Tariff, Transmission Products, NERC Reliability Standards (including NERC CIP), Institute for Asset Management Framework (ISO 55000) and the IEC Common Information Model (CIM).View my LinkedIn® Profile
James has been in the IT industry for more than 20 years. He has performed in roles such as solution architect, business analyst, data analyst/researcher, tester and test lead, project manager/scrum master, and helpdesk/operations support.
His current focus has helping organizations better understand how to derive maximum benefit from their data through processes such as data governance, metadata management, and semantic reconciliation. A big part of this work has been in creating processes to help ensure the longevity of the investment in the data management work.View my LinkedIn® Profile
Senior Software Developer
Luis Alarcon is a solution development consultant based in Houston Texas with 27 years of Experience in IT industry working in different Areas like software development, SOA Design and implementation and Instructor. He joins Xtensible Solutions in 2013 working in the design and implementation of solution development of semantics-based systems integration and Service Oriented Architecture using ESB and SOA Monitor tools. Before Join Xtensible Mr Alarcon works at SOA Vendors companies like Aurea, Progress Software USA, Progress Software Mexico, and in Software development Companies based in Mexico like Neitek Solutions and Miramar Technology. While is not working Mr Alarcon enjoy playing Guitar and family trips.View my LinkedIn® Profile
Associate Principal Consultant
Bruce Bartell is an Associate Principal Consultant for Xtensible Solutions. He has over 10 years of experience in the Electric Utility Systems and System Integration. He has developed Strategic Plans for areas such as Enterprise Information Management, Smart Grid, AMI, Integration Reference Architecture, and Semantic Integration Using Industry Standards (CIM). Bruce has worked as a Model Manager and Data Architect for the Enterprise Semantic Model and provided detail design and specifications for Integration Systems. Business Areas include AMI, Meter-to-Cash, Outage Management, and others.
Prior to joining Xtensible Solutions Bruce worked as an implementation consultant and integrator of Enterprise Resource Planning in areas including Manufacturing and Distribution Systems, Human Resources and Payroll, Customer Relationship Management and Sales Force Automation, Engineering Systems, and Accounting.
Bruce has a BBA from the University of Wisconsin – Milwaukee and an MBA from Florida Institute of Technology.View my LinkedIn® Profile
Gustav Brand has 25 years’ experience in designing and implementing data-driven software platforms for financial services and electrical utility clients worldwide. He is a specialist in leading digital transformation programs and teaching businesses how to deliver new value with digital platforms and solutions.
Gustav holds a postgraduate degree in Electrical Engineering from the University of Pretoria and MIT and Columbia Business School have certified him as an expert in digital transformation and platform design. Gustav is also a TOGAF certified Enterprise Architect.View my LinkedIn® Profile
Chris Kardos is an independent consultant in the utility and information technology industries. He is currently providing systems integration services for transmission, distribution, and generation system projects at Southern California Edison and the Electric Power Research Institute.
Chris served as the technical lead for numerous information technology projects and consulting engagements and has achieved high levels of customer satisfaction through delivery of successful solutions, service excellence, and innovation.
Prior to his current engagements, Chris developed innovative solutions to integrate advanced metering and outage management systems at BC Hydro. He also developed and conducted a 4-hour course on AMI-OMS Integration at DistribuTECH’s Utility University.
Chris is a subject matter expert and has actively participated in the development of a series of IEC (International Electrotechnical Commission) standards involving the CIM (Common Information Model).
In past roles, Chris served as the Director of Product Strategy for Ecologic Analytics, LLC, a leading provider of meter data management systems and as the Chief Architect for the energy practice at Electronic Data Systems (now an HP Company).
Chris has an MS in Nuclear Engineering and a BS in Interdisciplinary Engineering, both from Purdue University. He is also the principal inventor on five US patents.View my LinkedIn® Profile
Jaco Roesch is an electrical engineer with more than 2 decades experience within the electrical utility market. He has extensive knowledge in the electricity transmission and distribution industry with emphasis on power system analysis, expansion and maintenance planning as well as the implementation of automated planning and facilities management applications to support planning.
He has in-depth knowledge of business processes implemented at wires companies operating in the utility environment which is then interpreted into IT system architecture requirements used to specify integration framework plans for system implementation.View my LinkedIn® Profile
Jeffrey Wang is an independent software consultant and developer with over 30 years of professional experience based in the Boulder Colorado area. He specializes in software design and development, systems integration and SOA implementation. When he’s not working, you can often find him chasing and photographing wildlife.
Kim Kelln is a data architect, data modeler and data analyst, contributing expertise to a broad spectrum of businesses since 1983. He has been instrumental in delivering effective and practical solutions to satisfy all of his customers’ needs as they have evolved over the years. Kim’s clients have included many of the major oil and gas operators, both upstream and downstream, service companies and data vendors. He has also designed information systems for business and engineering domains as diverse as electrical generation, transmission and distribution, rail transportation, pipelines and retail data management. Kim is recognized for his capabilities in information and data architecture, analysis, modeling, quality and integration, and for his background, knowledge and understanding of industry standard data models such as the Public Petroleum Data Model (PPDM), the ARTS Retail Operational Data Model, and the Common Information Model (CIM) for electric utilities.
Kim is a registered Professional Engineer (Lifetime P.Eng.) in the province of Alberta.View my LinkedIn® Profile
Project and Program Manager
Sutton is a dynamic and collaborative Enterprise Program and Project with 20 years of results-driven experience. She has extensive knowledge of Electric Utilities’ Transmission Business Line Operations and is well versed in/working knowledge of IEC standards 61970, 61968 as well as OpenFMB. Sutton is a certified PPM (Professional Project Management) by Baldwin-Wallace University, an excellent communicator and is highly skilled in client engagement/relationship management. She puts a priority on collaborating with clients to define and initiate, coordinate, monitor performance, and deploy using best practices in order to ensure value delivery and alignment with all levels of management.
Mr. Wang is a consultant and engineer with over 16 years of professional experience. He is responsible for the ongoing product development at Xtensible Solutions and providing consulting services to electrical utilities. He specializes in data integration, software design and development, SOA implementation, XML and RESTful technologies, semantic analysis and modeling, and IEC CIM modeling.View my LinkedIn® Profile
Ray Schaefer is a solutions developer in the Denver Colorado metro area.
He has been doing software development at Xtensible since 2012.
Before Xtensible, Ray worked developing real estate software.
Ray enjoys the outdoors on his time off such as hiking and biking.
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