MJV Photo

Please join Haverly Systems in welcoming Manuel Jimenez Violante as the newest member of the Haverly Systems team! Based out of Houston, Texas, Manuel is joining Haverly Systems to provide senior consulting services and product support through his vast industry LP and crude knowledge. 

After graduating from Russian State Oil & Gas Institute in 1990 Manuel started his career at Mexican Petroleum Institute coordinating laboratory assay work for all Mexican main crude oil streams for Pemex.

In 1991 Manuel joined PMI (Pemex trading arm) where he participated in the implementation, improvement and automation of PMI’s LP based crude valuation system. From 1991 till 1996 Manuel was a member of PMI’s price committee and head of the European department.

In 1996 Manuel started his consulting career with Dallas, Texas based Energy Consulting firm Muse Stancil & Co, where he assisted clients in crude oil valuation and marketing strategy projects, LP modeling, refinery feasibility studies and privatization projects in the US and around the world.

From December 1999 till February 2004 Manuel was a staff consultant for Aspen Technology, participating in LP model implementation and debugging, also providing worldwide training on refinery economics, and LP modeling in English Russian and Spanish.

In 2004 working as Flint Hills Resources LP engineer Manuel developed a fully automated HCAMS integration with refinery LP, which marked the start of Manuel work on automation and refinery data visualization.

From 2005 to 2014 he returned to international consulting practice adding more years with International Energy Consulting Muse Stancil & Co. and from 2014 till summer 2020 was a Lead Corporate Adviser for CITGO Petroleum Corporation.

Missing the action of simultaneous interaction with multiple clients and different cultures around the world, Manuel is joining Haverly Systems to provide senior consulting services and product support through his vast expanse of industry LP and crude knowledge. Manuel can provide consulting services in English, Russian and Spanish.

Manuel looks forward to putting to service his 30 years of crude valuation, refinery LP modeling, market analysis, data visualization software development, training and consulting experience with the goal that clients continue to have the best industry user support and the best user experience interacting with our family of products.

Manuel loves opera, travel, photography, learning languages and meeting new people.

When you submit a question to techsupport, you may get a reply from Manuel!

Jean Quenon Please join us in welcoming Jean Quenon as the newest member of the Haverly Systems team. From his home in Belgium Jean will provide expert support to users of GRTMPS, H/CAMS and H/COMET. He will contribute to modeling projects and the development and enhancement of our planning tools.

Since 1981, Jean has focused exclusively on the development and application of Linear Program refinery models. Jean began his career with Fina where he developed the planning model for the Antwerp refinery using Haverly’s OMNI planning language and later converted that model to run in Haverly’s GRTMPS planning system. When Fina merged with Total, Jean worked with a team to develop and support 13 refinery models, 5 petrochemical models and one distribution model for installations around the world. As Total’s group expert and adviser on LP, his recent accomplishments include the application of Process Simulator Interface (PSI) technology to 13 refinery planning models, the development of Total’s award-winning Smart Reports and implementing the G5 Planning System on a supercomputer. His extensive experience will be a great asset to Haverly and to our users.

When you submit a question to techsupport, you may get a reply from Jean!

Due to increasing cases worldwide of COVID-19 along with many worldwide travel restrictions, our MUGI 2020 originally scheduled for April 19-24 has been rescheduled to April 24-29, 2022. All other conference details remain the same. Find updated information on MUGI 2022 here.

Chicago Skyline 600x400 Mark your calendars! Unfortunately due to COVID-19 we have postponed our 2020 MUG for the following year. In 2021 we're heading to Chicago for our Technical Conference and Courses!
  Conference September 26-29
  Courses September 29 - October 1

Full information and registration here

Would you like to present at this year's conference? Fill out a request to present here. Speakers get complimentary conference admission. 

Coronavirus (COVID-19) and Haverly Systems

Updated 2 September, 2020

Download our statement here

Throughout this coronavirus situation, our clients will continue to utilize Haverly planning, scheduling and crude oil analysis tools to provide guidance to their operations. Providing this guidance will involve challenges.

  • Changes to planning and scheduling models may require new or unfamiliar techniques and skills.
  • Our client companies may be running with reduced staff.
  • The need for expert and timely support is critical and urgent.

Central to Haverly Systems’ history is our commitment to provide our clients with the best-in-industry technical support.

During this coronavirus situation, Haverly will re-double its efforts to provide our clients with timely, informed and thorough technical support.

  1. Haverly will continue to be available via email. Email requests for technical support are automatically and immediately forwarded to the correct staff around the world. Haverly is committed to replying in less than 24 hours.
  2. Haverly will continue to be available by telephone. If Haverly offices are closed, we will provide audio communication via Skype, WhatsApp, etc..
  3. Haverly will continue to be available via web meetings using software such as GoToMeeting.
  4. Haverly’s technical support servers will continue to operate to provide a convenient exchange of large files and access to updates and the knowledge base.

Haverly Systems has adopted the following plan.

  1. Haverly offices have and continue to remain open with limited staff. 
    1. The offices are being staffed with a minimum crew and each individual has a separate working space/office. Each office has adopted and reviewed stringent protocols for good hygiene.
    2. Office staff with special circumstances are working from home.
    3. Other Haverly staff already work from home.
  2. For the staff who work from home, our company has the necessary infrastructure and procedures for staff to work and communicate effectively from their homes. Because we already work remotely with clients, partners, and other Haverly offices, this will not be much of a change. We are good at this!
  3. No company travel via airplane, ship, train, bus or any other form of mass transit.
  4. Onsite support visits are postponed.
  5. The situation is changing daily and Haverly Systems will flex to meet the demands of each day.

In summary, do not hesitate to utilize Haverly’s technical support

MUG and MUGI Conferences

Haverly’s European Technical Conference has been rescheduled for 24-29 April 2022. 
The North American Conference has been rescheduled for 26 September - 1 October, 2021


If you were planning to attend a training class that has been postponed, contact us to discuss an online class.

Should you have any questions, please contact Haverly Systems (form), and we will reply as soon as possible.

Best regards,

Haverly Systems Team