UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	July 19, 2021  5:00 A.M.

Form:	S-1
CIK: 0000314808 Company Name: Valaris Ltd File Number: 333-257022
CIK: 0001866446 Company Name: ROWAN DRILLING (TRINIDAD) Ltd File Number: 333-257022-24
CIK: 0001866445 Company Name: ROWAN DRILLING (U.K.) Ltd File Number: 333-257022-23
CIK: 0001866443 Company Name: ROWAN DRILLING S. DE R.L. DE C.V. File Number: 333-257022-22
CIK: 0001866444 Company Name: ROWAN DRILLING SERVICES Ltd File Number: 333-257022-21
CIK: 0001866440 Company Name: ROWAN INTERNATIONAL RIG HOLDINGS S.A R.L. File Number: 333-257022-20
CIK: 0001866417 Company Name: ROWAN MARINE SERVICES LLC File Number: 333-257022-19
CIK: 0001866427 Company Name: ROWAN NO. 2 Ltd File Number: 333-257022-18
CIK: 0001866461 Company Name: ROWAN RIGS S.A R.L. File Number: 333-257022-17
CIK: 0001866459 Company Name: ROWAN S. DE R.L. DE C.V. File Number: 333-257022-16
CIK: 0001866458 Company Name: ROWAN SERVICES LLC File Number: 333-257022-15
CIK: 0001866602 Company Name: VALARIS HOLDCO 1 Ltd File Number: 333-257022-14
CIK: 0001866825 Company Name: Alpha Archer Co File Number: 333-257022-13
CIK: 0001868990 Company Name: Rowan 240C#3, Inc. File Number: 333-257022-124
CIK: 0001868988 Company Name: Rowan Financial Holdings S.A R.L. File Number: 333-257022-123
CIK: 0001870105 Company Name: Alpha South Pacific Holding Co File Number: 333-257022-122
CIK: 0001870575 Company Name: Ralph Coffman Cayman Ltd File Number: 333-257022-121
CIK: 0001867693 Company Name: ENSCO International Inc File Number: 333-257022-120
CIK: 0001866823 Company Name: Alpha Aurora Co File Number: 333-257022-12
CIK: 0001867309 Company Name: Rowan Norway Ltd File Number: 333-257022-119
CIK: 0001867879 Company Name: Rowan Offshore (Gibraltar) Ltd File Number: 333-257022-118
CIK: 0001867710 Company Name: Rowan Offshore Luxembourg S.a r.l. File Number: 333-257022-117
CIK: 0001867397 Company Name: Rowan US Holdings (Gibraltar) Ltd File Number: 333-257022-116
CIK: 0001868004 Company Name: RDC Arabia Drilling, Inc. /CI File Number: 333-257022-115
CIK: 0001866247 Company Name: ALPHA ACHIEVER Co File Number: 333-257022-114
CIK: 0001866246 Company Name: ALPHA ADMIRAL Co File Number: 333-257022-113
CIK: 0001866388 Company Name: ATLANTIC MARITIME SERVICES LLC File Number: 333-257022-112
CIK: 0001866236 Company Name: ATWOOD AUSTRALIAN WATERS DRILLING PTY LTD File Number: 333-257022-111
CIK: 0001866234 Company Name: ATWOOD DEEP SEAS, LTD. File Number: 333-257022-110
CIK: 0001866824 Company Name: Alpha Offshore Drilling Services Co File Number: 333-257022-11
CIK: 0001866233 Company Name: ATWOOD OCEANICS AUSTRALIA PTY LTD. File Number: 333-257022-109
CIK: 0001866232 Company Name: ATWOOD OCEANICS LLC File Number: 333-257022-108
CIK: 0001866231 Company Name: ATWOOD OCEANICS MANAGEMENT LLC File Number: 333-257022-107
CIK: 0001866230 Company Name: ATWOOD OCEANICS PACIFIC Ltd File Number: 333-257022-106
CIK: 0001866229 Company Name: ATWOOD OFFSHORE DRILLING Ltd File Number: 333-257022-105
CIK: 0001866228 Company Name: ATWOOD OFFSHORE WORLDWIDE Ltd File Number: 333-257022-104
CIK: 0001866325 Company Name: ENSCO (BARBADOS) Ltd File Number: 333-257022-103
CIK: 0001866327 Company Name: ENSCO (MYANMAR) Ltd File Number: 333-257022-102
CIK: 0001866329 Company Name: ENSCO ARABIA CO. LTD. File Number: 333-257022-100
CIK: 0001866814 Company Name: Alpha Orca Co File Number: 333-257022-10
CIK: 0001866927 Company Name: GREAT WHITE SHARK Ltd File Number: 333-257022-09
CIK: 0001866928 Company Name: GREEN TURTLE Ltd File Number: 333-257022-08
CIK: 0001866929 Company Name: INTERNATIONAL TECHNICAL SERVICES LLC File Number: 333-257022-07
CIK: 0001866931 Company Name: MANATEE Ltd File Number: 333-257022-06
CIK: 0001866932 Company Name: MANTA RAY Ltd File Number: 333-257022-05
CIK: 0001866881 Company Name: Ralph Coffman Ltd File Number: 333-257022-04
CIK: 0001866934 Company Name: VALARIS HOLDCO 2 Ltd File Number: 333-257022-03
CIK: 0001867065 Company Name: Rowan N-Class (Gibraltar) Ltd File Number: 333-257022-02
CIK: 0001867060 Company Name: Rowan No. 1 Ltd File Number: 333-257022-01