How to diversify revenue when your business depends on one client or product

Revenue concentration is the single most common strategic vulnerability for established Indian SMEs. The company grew on the back of one big client or one strong product, and it worked — until it becomes fragile. Diversification is not a growth strategy; it's a survival strategy that also happens to unlock growth.

The right time to diversify is when things are going well, not when the concentrated revenue is at risk. If your biggest client is 50% of revenue and things are fine right now, you have 12–24 months to build other revenue streams before that dependency becomes a crisis. When the crisis hits, you have no time and no resources.

Horizontal diversification: same clients, new offerings. What else do your existing clients need that you could provide? This is the fastest path because you already have the relationship and the trust. Ask your best 5 clients: 'What's the next biggest problem you're trying to solve?' The answer often points directly to an adjacent service.

Vertical diversification: same offering, new client segments. If you've built deep expertise for one type of client, that expertise usually transfers to adjacent segments. A company that has built excellent HR processes for IT firms can extend to professional services firms more easily than starting from scratch in a new domain.

New geography: the same offering in a new market. Often faster than developing a new product because you know what you're selling — you're just finding new buyers.

Set a target for concentration. Within 24 months, no single client should be more than 20–25% of revenue. No single product line should be more than 40%. These are not arbitrary — they're the thresholds at which a single loss becomes manageable rather than catastrophic.