Prepositions after adjectives

Investing in, with, of, for or at?

Investing is normally followed by in when talking about money, time, or effort placed into something.

Quick answer

Which preposition is correct after investing?

Use investing in for putting money, time, or effort into something. Other prepositions usually express separate meanings, not the main verb pattern.

She is investing in renewable energy.
They are investing in staff training.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
investing in + business/project

Putting resources into something

In is the standard preposition after invest.

We are investing in new technology.
2
investing with + company/person

Choosing a financial manager or platform

With identifies the institution or adviser handling the investment.

He is investing with a local broker.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
investing in
They are investing in infrastructure.
standard pattern for placing resources
investing with
She is investing with an online platform.
using a company or adviser
investing of
The company is investing of its profits.
nonstandard in modern English
investing for
He is investing for retirement.
for expresses purpose
investing at
They are investing at a higher rate.
at introduces a rate or level, not the object invested in

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using of after investing

Of is not used as the main complement after invest.

✕ She is investing of her savings. ✓ She is investing her savings in property.

Confusing in and for

In introduces the target investment; for introduces purpose.

✕ They are investing for new equipment. ✓ They are investing in new equipment.

Quick practice

Choose the expression that matches the intended meaning.

1. The firm is investing ___ clean energy.
2. He is investing ___ retirement.
3. She started investing ___ a global brokerage company.

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Frequently asked questions

Is investing of correct?

No. Modern English normally uses investing in.

Can investing with be correct?

Yes. It refers to the company or adviser managing investments.

What does investing in mean?

It means putting money, time, or effort into something for future benefit.

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