FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Gelbfish Gary A.   2. Issuer Name and Ticker or Trading Symbol CorMedix Inc. [CRMD] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O CORMEDIX INC., 86 SUMMIT AVENUE, SUITE 301 3. Date of Earliest Transaction (Month/Day/Year) 03/30/2010 (Street) SUMMIT, NJ 079013647 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock, $0.001 par value per share 03/30/2010   C   165,368 A (1) 165,368 D (2)   Common Stock, $0.001 par value per share 03/30/2010   C   70,872 A (1) 70,872 I By Landmark Charity Foundation (3)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

8% Convertible Notes

(1)

03/30/2010

C

165,368

(1)

(1)

Common Stock, $0.001 par value per share

0

$ 0

0

D (2)

8% Convertible Notes

(1)

03/30/2010

C

70,872

(1)

(1)

Common Stock, $0.001 par value per share

0

$ 0

0

I

By Landmark Charity Foundation (3)

Stock option (right to buy)

$ 3.125

03/30/2010

A

20,000

(4)

03/30/2020

Common Stock, $0.001 par value per share

20,000

$ 0

20,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Gelbfish Gary A. C/O CORMEDIX INC. 86 SUMMIT AVENUE, SUITE 301 SUMMIT, NJ 079013647	X

Signatures

By: /s/ John C. Houghton - Attorney-in-fact		04/01/2010
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The 8% Convertible Notes, and all accrued interest thereon, automatically converted into shares of common stock at a conversion price of $2.1875 per share upon the consummation of the Company's initial public offering.
(2)	Includes 94,496 shares of common stock held jointly by Dr. Gelbfish and his wife and 70,872 shares of common stock held by Dr. Gelbfish as custodian for certain of his children.
(3)	Dr. Gelbfish and his wife are trustees of Landmark Charity Foundation.
(4)	These options vest as follows: 1/3 on March 30, 2010; an additional 1/3 on March 30, 2011; and the remaining 1/3 on March 30, 2012.

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