Scenario Planning
Scenario Planning
What is scenario planning?
- Prepare for multiple futures, not a single forecast
- A 2×2 grid built on two uncertainties
- The key is no-regret moves and early-warning indicators
The first thing scenario planning changes is the question asked in meetings. A session where optimists and pessimists tried to persuade each other about 'what the market will look like next year' becomes one where everyone looks together for 'the move that works whichever way it goes.' The biggest change teams feel in practice is that dissenting views become raw material rather than obstacles. A discussion that only moved forward by overturning one person’s outlook turns into the work of seating each differing outlook in its own cell and comparing responses.
Draw a clear line between this and similar-looking techniques. Sensitivity analysis shakes a single forecast up and down by ±10%, and a contingency plan is a response manual for an already-known incident. Scenarios deal with cases where the rules of the game change, not the values. 3–4 scenarios is the right number. With two, you collapse into good versus bad; beyond five, no one remembers them. The two axes must be independent of each other, because if one axis explains the other, two of the four cells become unrealistic blanks.
Sort responses by type so they turn into action. No-regret moves that hold up in all four scenarios go straight into this quarter’s budget. Moves that work in only two or three are handled as options: you buy the right to act without betting big. Moves that pay off hugely in just one scenario stay as bets, written up with when to decide and under what conditions to fold. Early-warning indicators work the same way: unless each indicator has an owner’s name and a review cadence, no one looks at them.
The most common failure in practice is the moment one of the four gets called the 'base scenario.' Once it has that name, the other three are pushed aside as reference material, and you end up back at a single forecast with a margin of error attached. Conversely, if you push the scenarios too far to the extreme, all that remains is 'in a world like that we wouldn’t survive anyway,' and no useful responses come out. Many companies also turn it into a once-a-year workshop. Unless budget reviews and hiring plan documents carry one line saying 'which scenario do these numbers assume,' no one opens that file again within six months.
John KimAuthor of B2B Marketing Design and CEO of Nanum Consulting
Ilyoung JungExpert in smart factories, equipment management, and the Fourth Industrial RevolutionRoyal Dutch Shell began applying it in earnest in the 1970s to prepare for sudden oil price swings, and Peter Schwartz popularized the method with The Art of the Long View (1991).
Consider a hypothetical case. Company A, an auto-parts maker with 320 employees and KRW 90 billion (≈ US$67,335,000) in annual revenue, earns 62% of its revenue from internal-combustion engine parts. It has to decide on a KRW 48 billion (≈ US$35,912,000) capacity expansion, but executives disagree on how fast electrification will move, and three executive meetings in a row ended without a decision.
- The head of strategic planning narrowed the question to 'Will the engine-parts line still be running in 2030?' and brought 12 team leads from six departments, including sales, R&D, and purchasing, together in one room for two days.
- The team scored 40-odd change drivers on impact and uncertainty and set two axes: 'pace of electrification among domestic automakers' and 'unit-price pressure from Chinese parts.' The head of R&D dropped battery prices as an axis candidate, saying 'the direction of battery prices is already clear.'
- We named the four quadrants 'Slow Transition,' 'Price War,' 'Simultaneous Assault,' and 'Hold the Line,' built a one-page A4 2030 revenue-mix table for each scenario, and circulated them to the executive team.
- The KRW 12 billion (≈ US$8,978,000) precision-machining equipment replacement, which came out as necessary in all four scenarios, went ahead this quarter. The KRW 48 billion (≈ US$35,912,000) expansion was put on hold, to be revisited in the first half of 2027.
- They picked 7 early-warning indicators and wrote down the name of the team lead responsible for each. Thresholds such as 'EV models exceed 35% of the three automakers’ lineups' went on the last page of the quarterly performance report template as a fixed item.
- A year later, three indicators crossed their thresholds. The company cut the expansion to KRW 18 billion (≈ US$13,467,000) and redirected the difference to its EV reducer housing line. For an investment of that size, a decision that used to take five months took two executive meetings and 6 weeks.