1) Yes, employer can and will likely withdraw their petition if you quit. You are able to port if I-140 is approved and I-485 is pending for over...

How to get my dependent to US?

I do not agree with your company. Your spouse will apply at the Consulate for L-2 as your dependent to join you in the U.S.

L1B-L2 extenstion & Renew EAD & H1B 2014 cap

I do not understand your question. What I am going by is that considering the H-1B filing and the L-1 extension, there are too many ways this can...

Keeping my GreenCard while working in Canada

If you decide to continue with U.S. residency but accept employment abroad, it may be difficult for you to maintain residency. If you are a U.S....

LCA file uring H1B extension pending

The company will do the needful.

Immigrant Visa affidavit of support (I-864) with a current part time job

You are good to support him

My F1-OPT has expired and now I am on grace period(60) days, if I extend my F1 , can I apply for Green Card through employer

It depends on which category petition and your country of chargeability.

Eligibility of a new corporation for filing h1b transfer for an applicant ?

The formation of the company is not as relevant as the funds the company should have to pay you.

H1B Visa Transfer and extension with I40 Approval

I just answered this question. Did you repost it?

H1B transfer I-140 is approved

You have options, but it depends if the company will accommodate.