Exhibit 10.81

CERTIFICATE HOLDER ACORD 25 (2010/05) CANCELLATION © 1988 - 2010 ACORD CORPORATION. All rights reserved. The ACORD name and logo are registered marks of ACORD COVERAGES CERTIFICATE NUMBER: REVISION NUMBER: NAME: SHOULD ANY OF THE ABOVE DESCRIBED POLICIES BE CANCELLED BEFORE THE EXPIRATION DATE THEREOF, NOTICE WILL BE DELIVERED IN ACCORDANCE WITH THE POLICY PROVISIONS . DATE (MM/DD/YYYY) 04/22/2024 CERTIFICATE OF LIABILITY INSURANCE THIS CERTIFICATE IS ISSUED AS A MATTER OF INFORMATION ONLY AND CONFERS NO RIGHTS UPON THE CERTIFICATE HOLDER . THIS CERTIFICATE DOES NOT AFFIRMATIVELY OR NEGATIVELY AMEND, EXTEND OR ALTER THE COVERAGE AFFORDED BY THE POLICIES BELOW . THIS CERTIFICATE OF INSURANCE DOES NOT CONSTITUTE A CONTRACT BETWEEN THE ISSUING INSURER(S), AUTHORIZED REPRESENTATIVE OR PRODUCER, AND THE CERTIFICATE HOLDER . IMPORTANT: If the certificate holder is an ADDITIONAL INSURED, the policy(ies) must be endorsed. If SUBROGATION IS WAIVED, subject to the terms and conditions of the policy, certain policies may require an endorsement. A statement on this certificate does not confer rights to the certificate holder in lieu of such endorsement(s). CONTACT PRODUCER Woodruff - Sawyer & Co. 50 California Street, Floor 12 San Francisco CA 94111 (415) 391 - 2141 FAX 415 - 989 - 9923 (A/C, No): PHONE 415 - 391 - 2141 (A/C, No, Ext): E - MAIL ADDRESS: NAIC # INSURER(S) AFFORDING COVERAGE INSURER A : Lloyd's of London INSURER B : Lloyd's of London INSURED BitGo Holdings, Inc.* 2443 Ash Street Palo Alto, CA 94306 INSURER C : INSURER D : INSURER E : INSURER F : THIS IS TO CERTIFY THAT THE POLICIES OF INSURANCE LISTED BELOW HAVE BEEN ISSUED TO THE INSURED NAMED ABOVE FOR THE POLICY PERIOD INDICATED . NOTWITHSTANDING ANY REQUIREMENT, TERM OR CONDITION OF ANY CONTRACT OR OTHER DOCUMENT WITH RESPECT TO WHICH THIS CERTIFICATE MAY BE ISSUED OR MAY PERTAIN, THE INSURANCE AFFORDED BY THE POLICIES DESCRIBED HEREIN IS SUBJECT TO ALL THE TERMS, EXCLUSIONS AND CONDITIONS OF SUCH POLICIES . LIMITS SHOWN MAY HAVE BEEN REDUCED BY PAID CLAIMS . LIMITS POLICY EXP (MM/DD/YYYY) POLICY EFF (MM/DD/YYYY) POLICY NUMBER SUBR WVD ADDL INSR TYPE OF INSURANCE INSR LTR $ EACH OCCURRENCE GENERAL LIABILITY $ DAMAGE TO RENTED PREMISES (Ea occurrence) COMMERCIAL GENERAL LIABILITY $ MED EXP (Any one person) CLAIMS - MADE OCCUR $ PERSONAL & ADV INJURY $ GENERAL AGGREGATE $ PRODUCTS - COMP/OP AGG GEN'L AGGREGATE LIMIT APPLIES PER: $ LOC PRO - JECT POLICY $ COMBINED SINGLE LIMIT (Ea accident) AUTOMOBILE LIABILITY $ BODILY INJURY (Per person) ANY AUTO $ BODILY INJURY (Per accident) SCHEDULED AUTOS NON - OWNED AUTOS ALL OWNED AUTOS HIRED AUTOS $ PROPERTY DAMAGE (Per accident) $ $ EACH OCCURRENCE OCCUR CLAIMS - MADE UMBRELLA LIAB EXCESS LIAB $ AGGREGATE $ RETENTIO N $ DED OTH - ER WC STATU - TORY LIMITS N / A WORKERS COMPENSATION AND EMPLOYERS' LIABILITY Y / N ANY PROPRIETOR/PARTNER/EXECUTIVE OFFICER/MEMBER EXCLUDED? (Mandatory in NH) If yes, describe under DESCRIPTION OF OPERATIONS below $ E.L. EACH ACCIDENT $ E.L. DISEASE - EA EMPLOYEE $ E.L. DISEASE - POLICY LIMIT Limit of Liability $5,000,000 Limit of Liability $250,000,000 04/01/25 04/01/25 04/01/24 04/01/24 B0146ERUSA2401032 B0146ERUSA2401120 Crime Coverage SPECIE A B DESCRIPTION OF OPERATIONS / LOCATIONS / VEHICLES (Attach ACORD 101, Additional Remarks Schedule, if more space is required) - Evidence of Insurance Only - *BitGo Trust Company, Inc., BitGo, Inc., BitGo GmbH, BitGo Europe GmbH, BitGo New York Trust, BitGo Singapore, Portum Capital, LLC, Harbor Digital Transfer Agent, LLC BitGo Holdings, Inc. 2443 Ash Street Palo Alto, CA 94306 AUTHORIZED REPRESENTATIVE LOAN #: ID #:

CERTIFICATE HOLDER ACORD 25 (2010/05) CANCELLATION © 1988 - 2010 ACORD CORPORATION. All rights reserved. The ACORD name and logo are registered marks of ACORD COVERAGES CERTIFICATE NUMBER: REVISION NUMBER: NAME: SHOULD ANY OF THE ABOVE DESCRIBED POLICIES BE CANCELLED BEFORE THE EXPIRATION DATE THEREOF, NOTICE WILL BE DELIVERED IN ACCORDANCE WITH THE POLICY PROVISIONS . DATE (MM/DD/YYYY) 04/03/2025 CERTIFICATE OF LIABILITY INSURANCE THIS CERTIFICATE IS ISSUED AS A MATTER OF INFORMATION ONLY AND CONFERS NO RIGHTS UPON THE CERTIFICATE HOLDER . THIS CERTIFICATE DOES NOT AFFIRMATIVELY OR NEGATIVELY AMEND, EXTEND OR ALTER THE COVERAGE AFFORDED BY THE POLICIES BELOW . THIS CERTIFICATE OF INSURANCE DOES NOT CONSTITUTE A CONTRACT BETWEEN THE ISSUING INSURER(S), AUTHORIZED REPRESENTATIVE OR PRODUCER, AND THE CERTIFICATE HOLDER . IMPORTANT: If the certificate holder is an ADDITIONAL INSURED, the policy(ies) must be endorsed. If SUBROGATION IS WAIVED, subject to the terms and conditions of the policy, certain policies may require an endorsement. A statement on this certificate does not confer rights to the certificate holder in lieu of such endorsement(s). CONTACT PRODUCER Woodruff - Sawyer & Co. 50 California Street, Floor 12 San Francisco CA 94111 (415) 391 - 2141 FAX 415 - 989 - 9923 (A/C, No): PHONE 415 - 391 - 2141 (A/C, No, Ext): E - MAIL ADDRESS: NAIC # INSURER(S) AFFORDING COVERAGE INSURER A : Lloyd's of London INSURER B : Lloyd's of London INSURED BitGo Holdings, Inc.* 2443 Ash Street Palo Alto, CA 94306 INSURER C : INSURER D : INSURER E : INSURER F : THIS IS TO CERTIFY THAT THE POLICIES OF INSURANCE LISTED BELOW HAVE BEEN ISSUED TO THE INSURED NAMED ABOVE FOR THE POLICY PERIOD INDICATED . NOTWITHSTANDING ANY REQUIREMENT, TERM OR CONDITION OF ANY CONTRACT OR OTHER DOCUMENT WITH RESPECT TO WHICH THIS CERTIFICATE MAY BE ISSUED OR MAY PERTAIN, THE INSURANCE AFFORDED BY THE POLICIES DESCRIBED HEREIN IS SUBJECT TO ALL THE TERMS, EXCLUSIONS AND CONDITIONS OF SUCH POLICIES . LIMITS SHOWN MAY HAVE BEEN REDUCED BY PAID CLAIMS . LIMITS POLICY EXP (MM/DD/YYYY) POLICY EFF (MM/DD/YYYY) POLICY NUMBER SUBR WVD ADDL INSR TYPE OF INSURANCE INSR LTR $ EACH OCCURRENCE GENERAL LIABILITY $ DAMAGE TO RENTED PREMISES (Ea occurrence) COMMERCIAL GENERAL LIABILITY $ MED EXP (Any one person) CLAIMS - MADE OCCUR $ PERSONAL & ADV INJURY $ GENERAL AGGREGATE $ PRODUCTS - COMP/OP AGG GEN'L AGGREGATE LIMIT APPLIES PER: $ LOC PRO - JECT POLICY $ COMBINED SINGLE LIMIT (Ea accident) AUTOMOBILE LIABILITY $ BODILY INJURY (Per person) ANY AUTO $ BODILY INJURY (Per accident) SCHEDULED AUTOS NON - OWNED AUTOS ALL OWNED AUTOS HIRED AUTOS $ PROPERTY DAMAGE (Per accident) $ $ EACH OCCURRENCE OCCUR CLAIMS - MADE UMBRELLA LIAB EXCESS LIAB $ AGGREGATE $ RETENTIO N $ DED OTH - ER WC STATU - TORY LIMITS N / A WORKERS COMPENSATION AND EMPLOYERS' LIABILITY Y / N ANY PROPRIETOR/PARTNER/EXECUTIVE OFFICER/MEMBER EXCLUDED? (Mandatory in NH) If yes, describe under DESCRIPTION OF OPERATIONS below $ E.L. EACH ACCIDENT $ E.L. DISEASE - EA EMPLOYEE $ E.L. DISEASE - POLICY LIMIT Limit of Liability $5,000,000 Limit of Liability $250,000,000 04/01/26 04/01/26 04/01/25 04/01/25 B0146ERUSA2501032 B0146ERUSA2501120 Crime Coverage SPECIE A B DESCRIPTION OF OPERATIONS / LOCATIONS / VEHICLES (Attach ACORD 101, Additional Remarks Schedule, if more space is required) - Evidence of Insurance Only - *BitGo Trust Company, Inc., BitGo, Inc., BitGo GmbH, BitGo Europe GmbH, BitGo New York Trust, BitGo Singapore, Portum Capital, LLC, Harbor Digital Transfer Agent, LLC BitGo Holdings, Inc. 2443 Ash Street Palo Alto, CA 94306 AUTHORIZED REPRESENTATIVE LOAN #: ID #:

Certificate of Insurance Addendum

This document is provided as a matter of information only and confers no rights upon the holder. It does not amend, extend or alter the coverage afforded by the policy listed. It is provided as a summary only of the cover provided and is current only at the date of issue. The full particulars are contained in the policy, held by and for the express benefit of the Insured.

SUMMARY OF SPECIE INSURANCE

Coverage / Insuring Clauses: The Insurers shall indemnify the Insured for Insured Loss occurring during the Period of Insurance which renders the Cryptocurrency contained at the associated Public Address on the Blockchain unrecoverable as more fully described in the policy.

Summary of Exclusions (all more fully described in the policy):

1)  Theft or dishonesty by principal shareholder, partner, director, or officer who is not a Designated Custodian: Designated Custodian means those appointed employees who make up the Withdrawal Team as fully described to Underwriters.

2)  Loss from any act or default of any partner, employee, director or officer of the Insured, controlling more than 5% of the Insured.

3) Loss from the complete or partial non-payment or default upon any loan.

4) Loss from any trading.

5)  Loss or damage from Cryptocurrency Private Keys where the Storage Media was or at any time prior, had been connected to the internet or any external network.

6)  Loss or damage to and/or resulting from Cryptocurrency Private Keys which were not held on Storage Media and prior to the Storage Media being securely deposited at the Designated Premises.

7) Loss from network failure of a cryptocurrency cryptographic protocol.

8)  Loss from acts of a designated custodian occurring after the time any director or officer of the Insured first became aware of any act or acts of theft, fraud or dishonesty of such designated custodian.

9) Loss not discovered and notified to insurers within thirty days after the policy expiration date.

10) Consequential loss.

11) Money laundering.

12) War.

13) Radioactive contamination.

14) Mechanical breakdown.

15) Terrorism.

16) Sanctions.

SUMMARY OF CRIME INSURANCE

Coverage / Insuring Clauses:

Summary of Exclusions (all more fully described in the policy):

The following exclusions are applicable to Insuring Clauses 2 (Premises) and 3 (Transit) only: