Tom has made Tim realized that Tom needs Tim as much Tim needs Tom.

[tufguy]

1) Tom has made Tim realized that Tom needs Tim as much Tim needs Tom.

2) Tom has made Tim realized that Tom needs Tim as much as Tim needs Tom.

Please check my sentences.

[emsr2d2]

You're making life hard for everyone by using such similar names. My eyes are going screwy reading Tim Tom Tim Tom Tim Tom ... Please choose at least one other name, preferably one that's completely different from the other.

[tufguy]

You're making life hard for everyone by using such similar names. My eyes are going screwy reading Tim Tom Tim Tom Tim Tom ... Please choose at least one other name, preferably one that's completely different from the other.

1) Joan has made Courtney realized that Tom needs Tim as much Tim needs Tom.

2) Joan has made Courtney realized that Tom needs Tim as much as Tim needs Tom.

[GoesStation]

The expression is to make someone + bare infinitive. You've used the past participle where the bare infinitive belongs.

I agree with ems that using similar names in your examples is confusing. Please choose dissimilar names.

[Piscean]

I agree with ems that using similar names in your examples is confusing. Please choose dissimilar names.

For example: Joan has made Courtney realize that Tom needs Tim Mary as much as Tim Mary needs Tom

[andrewg927]

For example: Joan has made Courtney realize that Tom needs Tim Mary as much as Tim Mary needs Tom

Better perhaps but still confusing. Why do you need to cram four people in one sentence?