Exhibit 25.2

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM T-1

STATEMENT OF ELIGIBILITY

UNDER THE TRUST INDENTURE ACT OF 1939 OF A

CORPORATION DESIGNATED TO ACT AS TRUSTEE

CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A

TRUSTEE PURSUANT TO SECTION 305(b)(2) [______]

COMPUTERSHARE TRUST COMPANY OF CANADA

(Exact name of trustee as specified in its charter)

CANADA	Not Applicable
(Jurisdiction of incorporation)	(I.R.S. Employer Identification Number)
of organization if not a U.S. national bank
1500 Robert-Bourassa Boulevard, 7th Floor
Montreal, Quebec	H3A 3S8
(Address of principal executive offices)	(Zip Code)

Robert Major, Trust Officer
8742 Lucent Boulevard, Suite 225
Highlands Ranch, CO 80129
(781) 856-7020

(Name, address and telephone number of agent for services)

TRANSOCEAN LTD.

TRANSOCEAN INC.

(Exact name of each obligor as specified in its charter)

Transocean Ltd.	Transocean Inc.
Switzerland	Cayman Islands
(State or Other Jurisdiction of Incorporation or	(State or Other Jurisdiction of Incorporation or
Organization)	Organization)
1381	6719
(Primary Standard Industrial Classification Code	(Primary Standard Industrial Classification Code
Number)	Number)
98-0599916	66-0582307
(I.R.S. Employer Identification No.)	(I.R.S. Employer Identification No.)
Turmstrasse 30	70 Harbour Drive
6312 Steinhausen Switzerland	Grand Cayman, Cayman Islands KY1-1003
+41 (22) 930-9000	+1 (345) 745-4500
(Address, including zip code, and telephone number,	(Address, including zip code, and telephone number,
including area code, of registrant’s principal executive	including area code, of registrant’s principal executive
offices)	offices)

0.5% Exchangeable Senior Bonds due 2023

Guarantee of 0.5% Exchangeable Senior Bonds due 2023

(Title of the indenture securities)

Item 1.             General Information. Furnish the following information as to the trustee:

(a)         Name and address of each examining or supervising authority to which it is subject.

Office of the Superintendent of Financial Institutions

255 Albert Street, 12th Floor

Ottawa, Ontario K1A 0H2

(b)        Whether it is authorized to exercise corporate trust powers.

The trustee is authorized to exercise corporate trust powers.

Item 2.              Affiliations with the obligor. If the obligor is an affiliate of the trustee, describe such affiliation.

None.

Item 16.            List of exhibits. List below all exhibits filed as a part of this statement of eligibility.

1.          A copy of the articles of association of the trustee, now in effect

2.          A copy of the certificate of authority of the trustee to commence business, which are the By-laws of the Trustee, and now in effect.

3.          A Consolidated Statement of Comprehensive Income for period ending Q3 2017.

4.          Trustee’s consent to serve of process of Form F-X.

SIGNATURE

Pursuant to the requirements of the Trust Indenture Act of 1939,as amended, the trustee, Computershare Trust Company of Canada, a trust company duly organized and existing under the laws of Canada, has duly caused this Statement of Eligibility to be signed on its behalf by the undersigned, thereunto duly authorized, on the 6th day of February, 2018.

Computershare Trust Company of Canada
By:	/s/ Carl Blanchette
Name:	Carl Blanchette
Title:	Gestionnaire fiduciaire
	Corporate Trust Officer
By:	/s/ Fabienne Pinatel
Name:	Fabienne Pinatel
Title:	Gestionnaire fiduciaire
	Corporate Trust Officer

Montreal, Quebec, Canada

EXHIBIT6

CONSENT OF THE TRUSTEE

Pursuant to the requirements of Section 321 (b) of the Trust Indenture Act of 1939,  as amended, and in connection with the proposed issue of Transocean Inc.'s debt securities, Computershare Trust Company of Canada hereby consents that reports of examinations by federal, state,  territorial or district authorities may be furnished by such authorities to the Securities and Exchange Commission upon request therefore.

COMPUTERSHARE TRUST COMPANY OF CANADA
By:	/s/ Carl Blanchette
Name:	Carl Blanchette
Title:	Gestionnaire fiduciaire
	Corporate Trust Officer
By:	/s/ Fabienne Pinatel
Name:	Fabienne Pinatel
Title:	Gestionnaire fiduciaire
	Corporate Trust Officer

Montreal,  Quebec,  Canada

February 6,  2018

.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM F-X

APPOINTMENT OF AGENT FOR SERVICE OF PROCESS AND

UNDERTAKING GENERAL INSTRUCTIONS

I.           Form F-X shall be filed with the Commission by any non-U.S. person acting as trustee with respect to securities registered on Form F-10.

II.         This Form F-X is being filed in connection with the Form T-1 and Form S-3 and is included as an exhibit thereto.

III.        Information:

A.Name of issuer or person filing (“Filer”):  COMPUTERSHARE TRUST COMPANY OF CANADA

B.

(1)         This is [check one]:

☒   an original filing for the Filer an amended filing for the Filer

☐   Check the following box if you are filing the Form F-X in paper in accordance with Regulation S-T Rule 101(b)(9)

C.

(1)         Identify the filing in conjunction with which this Form is being filed:

Name of registrant:        Transocean Inc.

Transocean Ltd.

(2)         Form type:      S-3

(3)         File Number (if known):      333-

(4)         Filed by:       Computershare Trust Company of Canada

(5)         Date Filed:      concurrently with the Form S-3

D.         The Filer is incorporated or organized under the laws of Canada and has its principal place of business at Computershare Trust Company of Canada, 1500, Robert-Bourassa Boulevard, 7th Floor, Montreal, Quebec H3A 3S8, Attention: Manager, Corporate Trust (Tel: (514) 982-7888; Fax (514) 982-7677).

E.          The Filer designates and appoints Computershare Trust Company, N.A. (“Agent”) located at Computershare Trust Company, N.A., 8742 Lucent Boulevard, Suite 225, Highlands Ranch, Colorado 80129 (telephone (781) 856-7020), as the agent of the Filer upon whom may be served any process, pleadings, subpoenas, or other papers in:

(a)        any investigation or administrative proceeding conducted by the Commission; and

(b)        any civil suit or action brought against the Filer or to which the Filer has been joined as defendant or respondent, in any appropriate court in any place subject to the jurisdiction of any state or of the United States or of any of its territories or possessions or of the District of Columbia, where the investigation, proceeding or cause of action arises out of or relates to or concerns the securities in relation to which the Filer acts as trustee pursuant to an exemption under Rule 10a-5 under the Trust Indenture Act of 1939. The Filer stipulates and agrees that any such civil suit or action or administrative proceeding may be commenced by the service of process upon, and that service of an administrative subpoena shall be effected by service upon such agent for service of process, and that service as aforesaid shall be taken and held in all courts and administrative tribunals to be valid and binding as if personal service thereof had been made.

F.          The Filer stipulated and agrees in connection with its status as trustee with respect to securities registered on Form F-10 appoint a successor agent for service of process and file an amended Form F-X if the Filer discharges the Agent or the Agent is unwilling or unable to accept service on behalf of the Filer at any time during which any of the securities subject to the indenture remain outstanding.

The Filer further undertakes to advise the Commission promptly of any change to the Agent’s name or address during the applicable period by amendment of this Form, referencing the file number of the relevant form in conjunction with which the amendment is being filed.

G.         Each person filing this Form, other than a trustee filing, undertakes to make available, in person or by telephone, representatives to respond to inquiries made by the Commission staff, and to furnish promptly, when requested to do so by the Commission staff, information relating to: the Forms, Schedules and offering statements described in this Form, as applicable; the securities to which such Forms, Schedules and offering statements relate; and the transactions in such securities.

[Signature Page Follows]

The Filer certifies that it has duly caused this power of attorney, consent, stipulation and agreement to be signed on its behalf by the undersigned, thereunto duly authorized, on this 6th day of February, 2018.

Computershare Trust Company of Canada
By:	/s/ Carl Blanchette
Name:	Carl Blanchette
Title:	Gestionnaire fiduciaire
	Corporate Trust Officer
By:	/s/ Fabienne Pinatel
Name:	Fabienne Pinatel
Title:	Gestionnaire fiduciaire
	Corporate Trust Officer
Montreal, Quebec, Canada
Computershare Trust Company, National Association
By:	/s/ Robert Major
	Robert Major
	Vice President
Columbus, Ohio

Signature Page to Form F-X