Tarun Upadhyay.

Writing / Subject

Company building

Founder decisions from real systems — concentration, services, exits, when to pivot.

  • Pivot gates

    How founders can distinguish a slow strategy from a broken premise before sunk cost makes the decision for them.

    Mar 31, 2026 · Building Routespring

  • What successful exits do — and do not — teach you

    An exit gives a founder credibility, not certainty. What building and selling companies actually teaches — and why a previous exit can quietly become a liability.

    Nov 3, 2025 · Operating Notes

  • Building when one customer dominates the business

    Concentration isn't the real risk — failing to convert a dominant customer into reusable product is. The metric that matters isn't percentage of revenue. It's percentage of the business that could transfer to another customer.

    Sep 22, 2025 · Operating Notes

  • Company-Building Under Real Constraints

    A seven-part series on building operational software companies — customer concentration, automation, exception handling, services, enterprise risk, and what exits do and don't teach. Written from the operator's chair, not the slide deck.

    Sep 15, 2025 · Operating Notes

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