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UPSTREAM EP ADVISORS
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Beyond P10/P50/P90: AI, Vectored Uncertainty and the Future of Investment Decisions
Knowing, uncertainty is not enough! Monte Carlo Simulation has been doing that for decades, what is important; knowing how widely NPV may vary does not tell us which way the world is moving—or why.
I think of this distinction as scalar versus vectored uncertainty.
Scalar uncertainty asks: How much might the outcome vary?
Vectored uncertainty asks: What plausible future are we moving toward, what forces are driving us there, and what would tell us that direction is b
Tariq Siddiqui,
Aug 272 min read


When AI Challenges the Engineer: From Deterministic Screening to Smarter Acquisition Decisions
Should a buyer commit the full acquisition price before reducing geological uncertainty?
introducing Real Option Valuation to evaluate staged investment, appraisal strategies, and capital-at-risk under geological uncertainty.
exploring optimized acquisition structures that combine Decision Tree Analysis, contingent bids, staged capital commitments, and negotiated purchase prices designed to better allocate uncertainty between buyer and seller.
Tariq Siddiqui,
Jul 234 min read


Before the Data Room: A Faster Way to Screen Unconventional Shale Deals
Developed a pre-data-room unconventional shale economic screening platform that combines traditional petroleum engineering workflows with Agentic AI review.
The purpose is practical: help private equity groups, investment bankers, angel investors, small oil companies, and consultants form an early technical and financial view of an asset before committing major time and due-diligence cost.
Tariq Siddiqui,
Jul 63 min read
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