Notice of Effectiveness
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: November 20, 2018 4:00 P.M.
Form: S-4
CIK: 0001723089
Company Name: Apergy Corp
File Number: 333-228389
CIK: 0001757712
Company Name: Accelerated Process Systems, Inc.
File Number: 333-228389-20
CIK: 0001757802
Company Name: Windrock, Inc.
File Number: 333-228389-19
CIK: 0001757784
Company Name: Norriseal-Wellmark, Inc.
File Number: 333-228389-18
CIK: 0001757803
Company Name: Wellmark Holdings, Inc.
File Number: 333-228389-17
CIK: 0001757974
Company Name: US Synthetic Corp
File Number: 333-228389-16
CIK: 0001757716
Company Name: UPCO, Inc.
File Number: 333-228389-15
CIK: 0001757793
Company Name: Theta Oilfield Services, Inc.
File Number: 333-228389-14
CIK: 0001757701
Company Name: Spirit Global Energy Solutions, Inc.
File Number: 333-228389-13
CIK: 0001757700
Company Name: Quartzdyne, Inc.
File Number: 333-228389-12
CIK: 0001757756
Company Name: PCS Ferguson, Inc.
File Number: 333-228389-11
CIK: 0001757787
Company Name: Norris Rods, Inc.
File Number: 333-228389-10
CIK: 0001757798
Company Name: Honetreat Co
File Number: 333-228389-09
CIK: 0001757801
Company Name: Harbison-Fischer, Inc.
File Number: 333-228389-08
CIK: 0001757746
Company Name: Apergy USA, Inc.
File Number: 333-228389-07
CIK: 0001757748
Company Name: Apergy Funding Corp
File Number: 333-228389-06
CIK: 0001757749
Company Name: Apergy ESP Systems, LLC
File Number: 333-228389-05
CIK: 0001757659
Company Name: Apergy Energy Automation, LLC
File Number: 333-228389-04
CIK: 0001757751
Company Name: Apergy BMCS Acquisition Corp
File Number: 333-228389-03
CIK: 0001757736
Company Name: Apergy Artificial Lift, LLC
File Number: 333-228389-02
CIK: 0001757750
Company Name: Apergy (Delaware) Formation, Inc.
File Number: 333-228389-01