About Us Management

Leadership

Rubellite’s management, technical, administrative and field operations team stems from its Perpetual Energy roots and is well grounded in its innovative, entrepreneurial and accountable culture. Rubellite’s Board of Directors is comprised of a majority of independent directors, establishing a strong governance model with clear shareholder and management alignment.

SUE RIDDELL ROSE

Sue Riddell Rose is President and Chief Executive Officer of Rubellite Energy. She graduated from Queen’s University, Kingston, Ontario with a Bachelor of Science in Geological Engineering (1986), began her career as a geological engineer with Shell Canada and has over 35 years of experience in the Canadian oil and natural gas industry. From 1990 until 2002 Sue was employed by Paramount Resources Ltd. in various capacities, culminating in the position of Corporate Operating Officer. She has been a director of Paramount Resources Ltd. since 2000. Sue is also a director of Secure Energy and AltaLink, L.P.

Sue is a member of the Association of Professional Engineers and Geoscientists of Alberta, the Canadian Society of Petroleum Geologists and the American Association of Petroleum Geologists. She is a Governor of the Canadian Association of Petroleum Producers and is also a member of the Business Council of Alberta.

Sue is actively involved with a number of not-for-profit organizations including UNICEF Canada and Canada Powered By Women. Sue is a past Chair of the United Way of Calgary and Area, and Alberta’s Promise and previously served as a member of the Board of Trustees of Queen’s University, Mount Royal University and Fulbright Canada.

RYAN SHAY

Ryan Shay is Vice President Finance and Chief Financial Officer and a director of Rubellite Energy since its inception, and has more than 30 years of experience in the oil and gas industry. He joined the board of Perpetual Energy in October 2017 and became the Vice President Finance and Chief Financial Officer of Perpetual in May 2021. Prior to, Ryan was Managing Director, Head of Investment Banking at Cormark Securities Inc. until he retired therefrom in June 2016. He was a member of Cormark’s Executive Committee, Risk Committee, Capital Markets Committee, Compensation Committee, Compliance Committee and Audit Committee.  

Ryan began his career at Deloitte & Touche in 1993, earning his Chartered Accountant designation in 1996, then joined Peters & Co. in 1996, earning his Chartered Financial Analyst designation in 1999.  He joined Cormark in 1999 as an Energy Research Analyst and was promoted to the Executive Committee of the firm in 2000. Ryan transitioned careers from Research to Investment Banking in 2007 and was promoted to Co-Head of Investment Banking in 2010 and Head of Investment Banking in 2013. He received his Bachelor of Commerce from the University of Saskatchewan and graduated with Great Distinction. Ryan was formerly on the board of Crew Energy Inc., Journey Energy Inc., and the National Board of the Juvenile Diabetes Research Foundation. 

KARL RUMPF

Karl Rumpf is Vice President, Exploration and New Ventures at Rubellite Energy.  Mr. Rumpf is a Professional Geologist with over 25 years of experience in the exploration and development of oil and gas properties in the Western Canadian Sedimentary Basin.  His previous positions include Founder, President, and CEO of Adastra Management, which managed assets on behalf of a Fortune 50 institutional investor, and recently advanced alternative energy technologies as Founder and President of Derecho Energy Storage Ltd.   He is a graduate of the University of Alberta, received his M.Sc. in Earth Sciences from the University of Waterloo, and has completed the Directors Education Program from the University of Toronto’s Rotman School of Management.

JEFF GREEN

Jeff Green serves as Vice President, Corporate and Engineering Services at Rubellite Energy, bringing over 35 years of expertise in the Canadian oil and natural gas industry. Since 2009, Jeff held various leadership roles, including Vice President Production Operations and Administration and Vice President Corporate and Engineering Services at Perpetual Energy, a position he maintained until Perpetual’s amalgamation with Rubellite in January 2025.   

Earlier in his career, Jeff held senior roles such as Manager of Acquisitions and Divestitures at Paramount Energy Trust, as well as Exploitation Manager and Production Manager at Anadarko Canada Corp. His extensive technical and supervisory experience also includes positions at Norcen and Union Pacific Resources. 

Jeff earned a B.Sc. in Mechanical Engineering from the University of Alberta and is a member of the Association of Professional Engineers and Geoscientists of Alberta (APEGA), serving as the responsible member for Rubellite Energy. Beyond his professional endeavors, Jeff is 2nd Vice President of the Executive Committee of the Calgary Petroleum Club Board of Directors and previously served on the United Way Leaders Cabinet. 

MARCELLO RAPINI

Marcello Rapini is Vice President Marketing of Rubellite Energy.  He joined Perpetual Energy in December of 2005 and has over 30 years of marketing and trading experience in the oil and gas industry.  Marcello graduated from the University of Calgary with a Bachelor of Arts in 1990.  His previous positions include Vice President of Trade at Sempra Energy Trading, Senior Trader at Mirant Energy Marketing Ltd. and Senior Trader at Duke Energy Marketing.  He currently sits on the Board of Directors for Ember Resources and chairs their Marketing Committee.

Marcello is deeply involved as a volunteer coach for the University of Calgary football program.  He is also the founder and current President of the 5Q Association.  He is widely known for mentoring athletes as they navigate the transition from sport into the business world by helping them cultivate their careers.

RYAN GOOSEN

Ryan Goosen is the Vice President Business Development and Land at Rubellite Energy, a position that he held with Perpetual Energy prior to the corporate recombination. Mr. Goosen has over 15 years of experience in the oil and gas industry with a primary focus on strategy, negotiations, acquisitions and divestitures. He holds a Bachelor of Commerce, with distinction, from the University of Calgary and a Master of Business Administration, with honors, from IE University in Madrid, Spain. He is a member of the Canadian Association of Land & Energy Professionals, American Association of Professional Landmen and the Petroleum Acquisition & Divestment Association. 

Ryan invests his time in the community as a minor hockey coach with the 2015 Major AAA O2 Grizzlies (HSL) and is a proud supporter of the Children’s Cottage Society.