Regarding HELOC Mountain America Credit Union and America First credit union have the best rates for HELOCs and America First will do a HELOC on an investment property where I don’t think any other company offers that.

If this is an owner occupied asset you’d be able to get out 100% of equity with credit unions. 

I am ready to purchase another, so i started talking to my credit union about getting pre-approved for the next purchase.

UtahAmericafirst 80% LTV on noo 65% LTV UtahArvest Bank AR, OK, AL, MO Aven…not on investment properties.Bancorp South, TX Lines of Credit on free and clear housesBank of Southern California, CABank of West (BNP Paribas) 60% LTV CA, AZBB&T will loan on a rental portfolioBBVA, now PNCBellwether Community Credit Union, NH and MA 85% to 100%, draw 10 yrsBMO Harris, 3 HELOCs to 70% LTVBoeing Employee credit union Cal Coast Credit Union, CA Citizens Bank -MiN, only in-state.

I've tried 3-4 banks and a few credit unions, but none lend to foreigners.Any help is much appreciated.

Local banks and credit unions are probably your best bet. 

@Austin Alexander In order to refinance the properties, you may want to look at small banks and credit unions in your area to see what your options are.

The issue with the banks or, credit unions, is speed of execution.

Being that the credit unions won’t allow me to take more than $50k out of my house with $700k In equity, not only is frustrating, but now makes me use a hard money lender.

SFR stepped mortgage loans are back to help with lower starting rates.Look around, lenders are getting very creative  Yes - you will probably need to find a credit union or local back that can get a little creative