SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Ascent Partners Fund LLC

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") set forth on rows (6), (8) and (9) above includes, up to the Blocker Amount (as defined in this footnote), the shares of Common Stock to be issued upon (x) conversions of convertible promissory notes (the "Convertible Notes"), effective July 11, 2025 and December 29, 2023 respectively, held directly by the reporting person (y) exercises of a certain common stock purchase warrant of the issuer, dated July 20, 2025, held directly by the reporting person (the "Warrant") and (z) purchases by the reporting person pursuant to that certain Securities Purchase Agreement, dated as of July 28, 2025, between the issuer and the reporting person (the "ELOC Agreement") whereby, subject to certain conditions, the issuer may, at its option but subject to the Blocker Amount, require the reporting person to purchase Common Stock. The Note, Warrant and ELOC Agreement are all subject to a maximum 9.99% beneficial ownership limitation contained therein (the "Blocker Amount"). In Row (11) the percentage is based on (i) 36,088,877 shares of Common Stock outstanding, as reported by the issuer in its Report on Form S-1 filed with the U.S. Securities and Exchange Commission on August 29, 2025 (the "Form S-1"), plus 900,000 shares of Common Stock received by Ascent as part of the Warrant exercise, for a total 36,988,877 shares outstanding, and (ii) shares of Common Stock issued upon partial conversion of the Convertible Note, and the purchase of some Common Stock pursuant to the ELOC Agreement, in each case subject to the Blocker Amount.

SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Ascent Partners LLC

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: The percentage set forth on row (11) above and the number of shares of Common Stock set forth on rows (6), (8) and (9) above includes, up to the Blocker Amount, the shares of Common Stock to be held indirectly by the reporting person upon (x) conversions of the Convertible Notes, (y) exercises of the Warrant and (z) purchases pursuant to the ELOC Agreement. The Notes, Warrants and ELOC Agreement are all, in the aggregate, limited by the Blocker Amount. In Row (11) the percentage is based on (i) 36,088,877 shares of Common Stock outstanding, as reported by the issuer in its Form S-1, plus 900,000 shares of Common Stock received by Ascent as part of the Warrant exercise, for a total 36,988,877 shares outstanding, and (ii) shares of Common Stock issued upon partial conversion of the Convertible Note, and the purchase of some Common Stock pursuant to the ELOC Agreement, in each case subject to the Blocker Amount.

SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Dominion Capital LLC

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

CONNECTICUT

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Dominion Capital GP LLC

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Dominion Capital Holdings LLC

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Masada Group Holdings LLC

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

FLORIDA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Mikhail Gurevich

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

HC, IN

SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Gennadiy Gurevich

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

HC, IN

SCHEDULE 13G

CUSIP No.

74319X108

Names of Reporting Persons

Alon Brenner

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 4,005,419.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 4,005,419.00

Aggregate Amount Beneficially Owned by Each Reporting Person

4,005,419.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

9.99 %

Type of Reporting Person (See Instructions)

HC, IN

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

Profusa, Inc.

(b)

Address of issuer's principal executive offices:

626 Bancroft Way, Suite A, Berkeley, CA 94710

Item 2.

(a)

Name of person filing:

(i) Ascent Partners Fund LLC, a Delaware limited liability company ("Ascent"); (ii) Ascent Partners LLC, a Delaware limited liability company ("AP"); (iii) Dominion Capital LLC, a Connecticut limited liability company ("Dominion"); (iv) Dominion Capital GP LLC, a Delaware limited liability company ("Dominion GP"); (v) Dominion Capital Holdings LLC, a Delaware limited liability company ("Dominion Holdings"); (vi) Masada Group Holdings LLC, a Florida limited liability company ("Masada"); (vii) Mikhail Gurevich; (viii) Gennadiy Gurevich; and (ix) Alon Brenner. The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons". Any disclosures herein with respect to persons other than the Reporting Persons are made on information and belief after making inquiry to the appropriate party. The Reporting Persons have entered into a Joint Filing Agreement, a copy of which is filed as Exhibit 1 to this Schedule 13G, pursuant to which such Reporting Persons have agreed to file this Schedule 13G and all subsequent amendments to the Schedule 13G jointly in accordance with the provisions of Rule 13d-1(k) of the Act. The filing of this Schedule 13G should not be construed in and of itself as an admission by any Reporting Person as to beneficial ownership of the shares of Common Stock reported herein.

(b)

Address or principal business office or, if none, residence:

19505 Biscayne Blvd., Suite 2350, Aventura, FL 33180

(c)

Citizenship:

Each of Ascent, AP, Dominion GP and Dominion Holdings is a Delaware limited liability company. Dominion is a Connecticut limited liability company. Masada is a Florida limited liability company. Each of Mikhail Gurevich, Gennadiy Gurevich, and Alon Brenner is a citizen of the United States.

(d)

Title of class of securities:

Common Stock, par value $0.0001 per share

(e)

CUSIP No.:

74319X108

Item 3.

If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)

An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f)

An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g)

A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h)

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:

(k)

Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

Item 4.

Ownership

(a)

Amount beneficially owned:

The information required by this item with respect to each reporting person is set forth on rows (5) through (9) and (11) of the cover page to this Schedule 13G and is incorporated herein by reference for each such reporting person. The ownership percentages reported are based on (i) 36,088,877 shares of Common Stock outstanding, as reported by the issuer in its Report on Form S-1 filed with the U.S. Securities and Exchange Commission on August 29, 2025 (the "Form S-1"), plus 900,000 shares of Common Stock received by Ascent as part of the Warrant exercise, for a total 36,988,877 shares outstanding, and (ii) shares of Common Stock issued upon partial conversion of the Convertible Note, and the purchase of some Common Stock pursuant to the ELOC Agreement, each subject to a provision contained therein limiting beneficial ownership to an aggregate maximum of 9.99% (the "Blocker"). Due to the Blocker, Ascent is currently prohibited from fully converting the First Convertible Note into shares of Common Stock or purchasing all of the shares purchasable pursuant to the ELOC Agreement. The percentage set forth on row (11) and the number of shares of Common Stock set forth on rows (5) through (9) of the cover page for each reporting person give effect to the Blocker in the Convertible Note. Consequently, as of September 30, 2025, each of the reporting persons are not deemed to be beneficial owners of the full amount of shares of Common Stock issuable upon conversion of the First Convertible Note or purchasable pursuant to the ELOC Agreement. As of September 30, 2025, Ascent holds directly 900,000 shares. In addition, as of September 30, 2025, (i) there are 45,417,693 shares of Common Stock underlying the Convertible Note, with such amount being the maximum issuable pursuant to the Blocker. The shares held directly by Ascent and the remaining shares issuable (up to the Blocker) pursuant to the Convertible Notes are collectively referred to herein as the "Shares". Each of Mikhail Gurevich and Gennadiy Gurevich manages Dominion Holdings, Dominion GP, Dominion Capital, AP and Ascent. Dominion Holdings manages Dominion GP, Dominion Capital, AP and Ascent. Dominion GP manages Dominion Capital, AP and Ascent. Dominion Capital manages AP and Ascent. Alon Brenner manages Masada, AP and Ascent. Masada manages AP and Ascent. AP manages Ascent. Ascent has the power to dispose of and the power to vote the shares of Common Stock beneficially owned by it. Each of Mikhail Gurevich, Gennadiy Gurevich, Dominion Holdings, Dominion GP, Dominion, Alon Brenner, Masada and AP may be deemed to beneficially own, and have the power to vote, the shares of Common Stock beneficially owned by Ascent and the other companies they are listed above as managing.

(b)

Percent of class:

9.99 %

(c)

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote:

(ii) Shared power to vote or to direct the vote:

4,005,419

(iii) Sole power to dispose or to direct the disposition of:

(iv) Shared power to dispose or to direct the disposition of:

4,005,419

Item 5.

Ownership of 5 Percent or Less of a Class.

Item 6.

Ownership of more than 5 Percent on Behalf of Another Person.

Not Applicable

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.

Not Applicable

Item 8.

Identification and Classification of Members of the Group.

Not Applicable

Item 9.

Notice of Dissolution of Group.

Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Ascent Partners Fund LLC

Signature:	/s/ Ascent Partners Fund LLC
Name/Title:	Mikhail Gurevich, signatory for Managing Member of Managing Member
Date:	11/13/2025

Ascent Partners LLC

Signature:	/s/ Ascent Partners LLC
Name/Title:	Mikhail Gurevich, signatory for Managing Member
Date:	11/13/2025

Dominion Capital LLC

Signature:	/s/ Dominion Capital LLC
Name/Title:	Mikhail Gurevich, Managing Member of Dominion Capital Holdings LLC, Manager of Dominion Capital GP LLC, Manager of Dominion Capital LLC
Date:	11/13/2025

Dominion Capital GP LLC

Signature:	/s/ Dominion Capital GP LLC
Name/Title:	Mikhail Gurevich, Managing Member of Dominion Capital Holdings LLC, Manager of Dominion Capital GP LLC
Date:	11/13/2025

Dominion Capital Holdings LLC

Signature:	/s/ Dominion Capital Holdings LLC
Name/Title:	Mikhail Gurevich, Managing Member
Date:	11/13/2025

Masada Group Holdings LLC

Signature:	/s/ Masada Group Holdings LLC
Name/Title:	Alon Brenner, Managing Member
Date:	11/13/2025

Mikhail Gurevich

Signature:	/s/ Mikhail Gurevich
Name/Title:	Mikhail Gurevich
Date:	11/13/2025

Gennadiy Gurevich

Signature:	/s/ Gennadiy Gurevich
Name/Title:	Gennadiy Gurevich
Date:	11/13/2025

Alon Brenner

Signature:	/s/ Alon Brenner
Name/Title:	Alon Brenner
Date:	11/13/2025

Exhibit Information

Exhibit 1 - Joint Filing Agreement