MHA Team

Meet the MHA Team

Our team of staff and associates specialize in reservoir appraisal and description, reservoir analysis, geological modeling and reservoir simulation studies, secondary and enhanced oil recovery studies, and reserves and economic valuations in both conventional and unconventional reservoirs and plays. On average, our team members have upwards of 25 years of relevant industry experience and are registered professional engineers and certified petroleum geologists.

Chief Executive Officer

Timothy Hower, P.E.

Over 35 years of petroleum engineering experience
  • Field development planning, unconventional reservoir assessment and reserves, reservoir simulation, enhanced recovery, industry training courses
  • North America, South America, Europe, Africa, Asia, Australia, and New Zealand
  • Licensed professionally in Colorado and Wyoming
Download Resume
Managing Partner

Stan Kleinsteiber, P.E.

Over 35 years of petroleum engineering experience
  • Tight gas sand reservoir analysis, CO2 flooding for enhanced oil recovery, gas condensate cycling project design
  • Training courses taught through the PetroSkills Alliance
  • Registered Professional Engineer in Colorado
Download Resume
Partner

Jeff Aldrich, L.P.G. C.P.G.

Over 40 years of global petroleum geoscience experience
  • Mergers & Acquisitions, New Ventures, Unconventional Reservoirs and Reserve assessments
  • AAPG Honorary Member, SPE Life Member
Download Resume
Partner, Senior Reservoir Engineer

John Seidle, Ph.D., P.E.

Over 35 years of reservoir engineering experience
  • 29 technical papers, author of "Fundamentals of Coalbed Methane Reservoir Engineering", editor and chapter author of “SPEE Monograph 4: Estimating Ultimate Recovery of Developed Wells in Low-Permeability Reservoirs”, 2016.
  • Registered professional engineer in Colorado, Oklahoma, and Wyoming
  • USA, Canada, Australia, China, India, South Africa, New Zealand, Colombia, Mexico, France, UK, Turkey, Poland, Mongolia, Ukraine
Download Resume
Partner

Deb Ryan, P.E.

14 years of global reservoir engineering experience
  • Reservoir simulation and geologic modeling, uncertainty analysis, PVT modeling, pressure and rate transient analysis, material balance, data analysis
  • Conventional & unconventional reserves and resources evaluation: WI and mineral interest owners
  • Teaching & technical mentoring
  • Expert witness
  • Registered Professional Engineer in Colorado
Download Resume
Geologist / Office Manager

Jessica Davey, M.Sc.

Over 20 years in small business administration and management including business development, operations, and strategic planning
  • Global geologic experience including US, South America, South Africa, Europe, Asia, and Australia
  • Geologic mapping and modeling for conventional and unconventional reservoir evaluations
Download Resume
Engineering/Geological Technician

Shawna Harrison

18 years of industry experience assisting engineers and geologists
  • Focusing on obtaining and managing data for economic evaluation for reserve assessment, and assisting with hydrocarbon-in-place and drainage area evaluations
  • U.S., Australia, China
Download Resume
Engineering Technician

Traci Paine

17 years experience
  • Data management, reserve and economic analysis of oil and gas properties, software trainer
  • U.S., Hungary, Belize, South Africa
Download Resume
Senior Reservoir / Simulation Engineer

ALAN A. BURZLAFF, P.E.

Over 40 years of petroleum engineering experience
  • Reservoir engineering and simulation, reserves valuations and economic analyses, thermal recovery, and property evaluation
  • Waterflooding and steamflooding simulation
  • Licensed professional petroleum engineer in the state of California
Download Resume
Senior Reservoir / Simulation Engineer

Mohammad Sarwaruddin

30 years of petroleum engineering experience
  • Field development planning, project management, forecasting, reservoir characterization, simulation, and mature field re-developments
  • Heavy oil and extra heavy oil development experience by SAGD and CSS techniques
  • Well rounded petroleum engineering background with experience in production and reservoir engineering
Download Resume
Associate Reservoir Engineer, P.Eng. M.A.Sc.

JACQUES MILLETTE

28 years of petroleum engineering experience
  • Field development planning, project management, forecasting, reservoir characterization, simulation, reserves estimation, and mature field re-developments
  • Proven track record in identifying undeveloped reserves and bringing them on production
  • Well rounded petroleum engineering background with experience in production, drilling, and facilities
  • Extensive international experience; English, Spanish, and French language fluency
Download Resume
Senior Reservoir Engineer

KAREN C. MILLER

Over 35 years of petroleum engineering experience
  • Reservoir simulation, thermal recovery design, and analysis
  • Reserves evaluation and analysis; database management and implementation
  • Production surveillance
Download Resume
Office Manager

Terry Burlingame

Over 25 years of oilfield office experience including all administrative roles and responsibilities, HR implementation, accounts payable and receivable, assisting in contract and proposal preparation
  • Engineering technical support and geological and geophysical project support
  • Database organization & library management , MS Office Suite, QuickBooks
Download Resume
Geomodeler / Geologist

Amanda Kohn

8 years of geological & geophysical experience
  • Reservoir modeling, seismic and well log interpretation, economic analysis
  • Unconventional and conventional asset evaluation, conventional prospect development
  • Norway, W. Africa, U.S.
Download Resume
Senior Reservoir Engineer

Heather Schiller

15 years of reservoir engineering experience
  • Dynamic simulation for conventional and unconventional reservoirs, rate transient analysis, reserves and resources evaluation, A&D evaluation, development planning, and surveillance of mature assets
Download Resume
Sr. Engineer/Geoscientist Associate

Joan Tilden, P.G

Over 30 years experience with interdisciplinary background in geoscience and reservoir engineering
  • Expert in 3D geomodeling and upscaling to dynamic models with 13 years of Petrel modeling experience
  • Licensed Professional Geologist
  • Canada, U.S., U.K., Germany, Austria, France, Greece, North Africa, Central and South America, Australia, New Zealand, Thailand, Azerbaijan, Malaysia
Download Resume
Petroleum Engineer

John Spivey

30+ years of industry experience, including pressure transient design and interpretation; production data analysis and rate transient analysis; reservoir simulation studies; and gas storage studies
  • Six peer-reviewed journal articles, 13 trade publication papers, 37 technical paper presentations, one patent, five technical books
Download Resume
Petrophysicist / Geologist

Keith Jagiello

27 years of exploration, production and operations experience
  • Well-rounded skills critical to conventional and non-conventional reservoir characterization and field studies as well as prospect generation and evaluation
Download Resume
Petroleum Consultant

Leslie O'Connor, L.P.G

Over 35 years of petroleum experience
  • Reserves valuations and economic analyses, reservoir engineering, conventional and unconventional reservoirs
  • Expert witness testimony
  • Licensed petroleum geologist in Louisiana, Wyoming, a licensed geoscientist in Texas
Download Resume
Chief Executive Officer

Timothy Hower, P.E.

Over 35 years of petroleum engineering experience
  • Field development planning, unconventional reservoir assessment and reserves, reservoir simulation, enhanced recovery, industry training courses
  • North America, South America, Europe, Africa, Asia, Australia, and New Zealand
  • Licensed professionally in Colorado and Wyoming
Download Resume
Managing Partner

Stan Kleinsteiber, P.E.

Over 35 years of petroleum engineering experience
  • Tight gas sand reservoir analysis, CO2 flooding for enhanced oil recovery, gas condensate cycling project design
  • Training courses taught through the PetroSkills Alliance
  • Registered Professional Engineer in Colorado
Download Resume
Partner

Jeff Aldrich, L.P.G. C.P.G.

Over 40 years of global petroleum geoscience experience
  • Mergers & Acquisitions, New Ventures, Unconventional Reservoirs and Reserve assessments
  • AAPG Honorary Member, SPE Life Member
Download Resume
Partner, Senior Reservoir Engineer

John Seidle, Ph.D., P.E.

Over 35 years of reservoir engineering experience
  • 29 technical papers, author of "Fundamentals of Coalbed Methane Reservoir Engineering", editor and chapter author of “SPEE Monograph 4: Estimating Ultimate Recovery of Developed Wells in Low-Permeability Reservoirs”, 2016.
  • Registered professional engineer in Colorado, Oklahoma, and Wyoming
  • USA, Canada, Australia, China, India, South Africa, New Zealand, Colombia, Mexico, France, UK, Turkey, Poland, Mongolia, Ukraine
Download Resume
Partner

Deb Ryan, P.E.

14 years of global reservoir engineering experience
  • Reservoir simulation and geologic modeling, uncertainty analysis, PVT modeling, pressure and rate transient analysis, material balance, data analysis
  • Conventional & unconventional reserves and resources evaluation: WI and mineral interest owners
  • Teaching & technical mentoring
  • Expert witness
  • Registered Professional Engineer in Colorado
Download Resume
Geologist / Office Manager

Jessica Davey, M.Sc.

Over 20 years in small business administration and management including business development, operations, and strategic planning
  • Global geologic experience including US, South America, South Africa, Europe, Asia, and Australia
  • Geologic mapping and modeling for conventional and unconventional reservoir evaluations
Download Resume
Engineering/Geological Technician

Shawna Harrison

18 years of industry experience assisting engineers and geologists
  • Focusing on obtaining and managing data for economic evaluation for reserve assessment, and assisting with hydrocarbon-in-place and drainage area evaluations
  • U.S., Australia, China
Download Resume
Engineering Technician

Traci Paine

17 years experience
  • Data management, reserve and economic analysis of oil and gas properties, software trainer
  • U.S., Hungary, Belize, South Africa
Download Resume
Senior Reservoir / Simulation Engineer

ALAN A. BURZLAFF, P.E.

Over 40 years of petroleum engineering experience
  • Reservoir engineering and simulation, reserves valuations and economic analyses, thermal recovery, and property evaluation
  • Waterflooding and steamflooding simulation
  • Licensed professional petroleum engineer in the state of California
Download Resume
Senior Reservoir / Simulation Engineer

Mohammad Sarwaruddin

30 years of petroleum engineering experience
  • Field development planning, project management, forecasting, reservoir characterization, simulation, and mature field re-developments
  • Heavy oil and extra heavy oil development experience by SAGD and CSS techniques
  • Well rounded petroleum engineering background with experience in production and reservoir engineering
Download Resume
Associate Reservoir Engineer, P.Eng. M.A.Sc.

JACQUES MILLETTE

28 years of petroleum engineering experience
  • Field development planning, project management, forecasting, reservoir characterization, simulation, reserves estimation, and mature field re-developments
  • Proven track record in identifying undeveloped reserves and bringing them on production
  • Well rounded petroleum engineering background with experience in production, drilling, and facilities
  • Extensive international experience; English, Spanish, and French language fluency
Download Resume
Senior Reservoir Engineer

KAREN C. MILLER

Over 35 years of petroleum engineering experience
  • Reservoir simulation, thermal recovery design, and analysis
  • Reserves evaluation and analysis; database management and implementation
  • Production surveillance
Download Resume
Office Manager

Terry Burlingame

Over 25 years of oilfield office experience including all administrative roles and responsibilities, HR implementation, accounts payable and receivable, assisting in contract and proposal preparation
  • Engineering technical support and geological and geophysical project support
  • Database organization & library management , MS Office Suite, QuickBooks
Download Resume
Geomodeler / Geologist

Amanda Kohn

8 years of geological & geophysical experience
  • Reservoir modeling, seismic and well log interpretation, economic analysis
  • Unconventional and conventional asset evaluation, conventional prospect development
  • Norway, W. Africa, U.S.
Download Resume
Senior Reservoir Engineer

Heather Schiller

15 years of reservoir engineering experience
  • Dynamic simulation for conventional and unconventional reservoirs, rate transient analysis, reserves and resources evaluation, A&D evaluation, development planning, and surveillance of mature assets
Download Resume
Sr. Engineer/Geoscientist Associate

Joan Tilden, P.G

Over 30 years experience with interdisciplinary background in geoscience and reservoir engineering
  • Expert in 3D geomodeling and upscaling to dynamic models with 13 years of Petrel modeling experience
  • Licensed Professional Geologist
  • Canada, U.S., U.K., Germany, Austria, France, Greece, North Africa, Central and South America, Australia, New Zealand, Thailand, Azerbaijan, Malaysia
Download Resume
Petroleum Engineer

John Spivey

30+ years of industry experience, including pressure transient design and interpretation; production data analysis and rate transient analysis; reservoir simulation studies; and gas storage studies
  • Six peer-reviewed journal articles, 13 trade publication papers, 37 technical paper presentations, one patent, five technical books
Download Resume
Petrophysicist / Geologist

Keith Jagiello

27 years of exploration, production and operations experience
  • Well-rounded skills critical to conventional and non-conventional reservoir characterization and field studies as well as prospect generation and evaluation
Download Resume
Petroleum Consultant

Leslie O'Connor, L.P.G

Over 35 years of petroleum experience
  • Reserves valuations and economic analyses, reservoir engineering, conventional and unconventional reservoirs
  • Expert witness testimony
  • Licensed petroleum geologist in Louisiana, Wyoming, a licensed geoscientist in Texas
Download Resume
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