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MKMayur KotadiyaFounder · Samarpan Polyfab
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InvestingInsight · Long-form

When I invest in another founder's plant — and when I don't

An honest investor-lens framework for first-generation Indian industrialists thinking about backing other operators in their cluster.

18 November 20255 min readMKMayur Kotadiya · Morbi

I get asked occasionally to invest in another founder's plant — usually a younger operator in the Morbi cluster setting up a polymer or packaging unit, sometimes a downstream FIBC stitcher, sometimes a coating or lamination specialist. I am not a professional investor. I have no fund. I have no thesis document. But I do place capital occasionally, when the situation passes a small set of operating filters that I want to write about — because younger industrialists ask me the same question often enough that it deserves a written answer.

Filter one — can I walk the plant

If I cannot visit the plant, see the work, talk to the founder on their floor and assess the operating reality myself, I do not invest. This filter eliminates almost every theoretical investment opportunity I am ever shown, because most pitch-deck investments are in categories where my operating judgment is zero. It also keeps me sharp — the only investments I make are ones where I add value as an operator, not just as capital.

Filter two — is the founder operating-grade

The single biggest predictor of whether a polymer or packaging investment will compound is whether the founder is genuinely operating-grade. Are they on the plant floor or in a meeting room? Do they know their key suppliers and customers personally? Do they understand the unit economics of their own product? Can they explain their quality discipline without a slide deck? The founders who answer all of these well usually do well. The ones who delegate the work too early or who do not understand their own plant rarely compound.

This is not about pedigree. Many of the strongest operators in Morbi have no formal management education. It is about whether the founder is genuinely close to the work. That filter has more predictive power than any other.

Filter three — does the category have decade-long runway

I do not invest in trendy categories. I do not invest in a polymer specialty that has been hot for two years and will be saturated in another three. I invest in categories where the customer base is loyal, the product family is durable, and the runway is at least a decade. This is unromantic. It also means almost all the investments I make are in boring, well-understood polymer or packaging categories that the metro venture press would not write about.

Filter four — is the capital meaningful but not dependence-creating

I deploy capital in sizes that are meaningful to the founder's plant but never large enough that the founder becomes dependent on me. The investments are minority. The founder retains operating control. I provide capital, occasional operating advice and supplier-or-customer introductions. The founder runs the business. This is how the relationship stays healthy and how the investment compounds.

What I tell founders who ask

If you are a first-generation industrialist who has reached a scale where your plant generates surplus and you are wondering whether to deploy it in other founders' plants — three pieces of advice. One — invest only in categories you can operate-assess. Two — invest in operating-grade founders, not pitch-grade founders. Three — keep the size meaningful but not controlling. Done well, this is one of the highest-leverage ways an established industrialist can compound surplus capital and simultaneously strengthen the cluster they came from.

From Morbi, that is what I do. The investments are small. The relationships are long. The ecosystem rises together — and Indian polymers are stronger when first-generation operators back the next ones.

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Got a question on what you've just read — or a project that touches one of the categories above? Write directly to the office.

Written by
MK
Mayur Kotadiya
Founder · Samarpan Polyfab · Morbi

First-generation Indian industrialist. Founder of Samarpan Polyfab — a Morbi-based manufacturer and exporter of PP woven fabric, FIBC accessories, bale wraps and industrial packaging to customers in 30+ countries.