Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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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(Print or Type Responses)
1. Name and Address of Reporting Person *
  KEEFE MICHELLE
 2. Date of Event Requiring Statement (Month/Day/Year)
02/01/2019		 3. Issuer Name and Ticker or Trading Symbol
Syneos Health, Inc. [SYNH]
(Last)
(First)
(Middle)
C/O SYNEOS HEALTH, INC., 1030 SYNC STREET		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Pres., Commercial Solutions
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

MORRISVILLE, NC 27560		 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 Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Class A Common Stock 37,310 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
KEEFE MICHELLE
C/O SYNEOS HEALTH, INC.
1030 SYNC STREET
MORRISVILLE, NC 27560		       Pres., Commercial Solutions  

Signatures

/s/ Courtney Kamlet, Attorney-in-Fact 02/08/2019
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) Includes (i) 1,321 shares of restricted stock units ("RSUs") that vest on December 1, 2019; (ii) 1,320 RSUs that vest on December 1, 2020; (iii) 6,623 RSUs that vest on February 15, 2019; (iv) 6,623 RSUs that vest on February 15, 2020; (v) 6,622 RSUs that vest on February 15, 2021; (vi) 4,615 RSUs that vest on January 8, 2020; (vii) 4,614 RSUs that vest on January 8, 2021; and (viii) 4,614 RSUs that vest on January 8, 2022, all subject to continued employment

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