Attached files

file filename
EX-31.2 - EX-31.2 - ULTRA PETROLEUM CORPupl-ex312_296.htm
10-K/A - 10-K/A - ULTRA PETROLEUM CORPupl-10ka_20171231.htm

Exhibit 31.1

CERTIFICATION

I, Brad Johnson, certify that:

1. I have reviewed this Amendment No. 1 to Annual Report on Form 10-K of Ultra Petroleum Corp.; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

 

/s/  Brad Johnson         

Brad Johnson,

Interim Chief Executive Officer

(Principal Executive Officer)

Date: April 25, 2018