Start with a clean TCO model. Separate price from cost: labor, energy, scrap, freight, duty, inventory carrying, expedite premiums, warranty, compliance, travel, management overhead, and the option value of speed. The delta lives in the interactions, not a single line item.

Treat lead time as a financial variable. Convert days to dollars using demand variability, margin, and obsolescence risk. Shorter cycles reduce safety stock and markdowns, and they increase realized revenue from promotional windows and launches.

Model automation as a productivity stack, not a robot line item. Include yield lift, changeover time, maintenance shifts, and training compression. Payback accelerates when you capture both throughput and quality gains.

Capex optics improve with incentives. Layer in federal and state credits, training grants, and accelerated depreciation. The right site selection can swing IRR points without changing operations at all.

Account for working capital liberation. Repatriating production often frees cash locked in transit and buffer stock. That cash can fund the move itself, effectively self-financing a portion of the reshoring project.

Price in risk reduction. Quantify the volatility tax avoided—less freight roulette, fewer port delays, and reduced exposure to policy shocks. Scenario analysis should compare best-, base-, and stress-cases across geographies.

Don’t ignore brand and revenue effects. Shorter lead times, “ships from U.S.” messaging, and better fill rates raise conversion and retention. Tie those uplifts to gross profit, not vanity metrics.

Finally, build a stage-gate plan with measurable milestones: pilot cell OEE targets, yield thresholds, supplier readiness, and hiring run rates. Finance isn’t just the scorekeeper—it’s the architect of a de-risked ramp.