Exhibit
31.4



CERTIFICATION
OF PRINCIPAL ACCOUNTING OFFICER

PURSUANT
TO SECTION 302 OF THE

SARBANES-OXLEY
ACT OF 2002

I,
Jeremy Olson, certify that:



1.
I have reviewed this annual report on Form 10-K of Sports Field Holdings, Inc.;



2.
Based on my knowledge, this quarterly report does not contain any untrue statement of a material fact or omit to state a material
fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading
with respect to the period covered by this quarterly report;



3.
Based on my knowledge, the financial statements, and other financial information included in this quarterly report, fairly present
in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods
presented in this quarterly report;



4.
The registrant’s other certifying officer and I are responsible for establishing and maintaining disclosure controls and
procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal controls over financial reporting (as defined
in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:



| | a) | designed
    such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision,
    to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to
    us by others within those entities, particularly for the period in which this quarterly report is being prepared;
| | -- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | b) | designed
    such internal control over financial reporting, or caused such internal control over financial reporting to be designed under
    our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial
    statements for external purposes in accordance with generally accepted accounting principles;
| | -- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | c) | evaluated
    the effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions
    about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based
    on such evaluation;
| | -- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | d) | disclosed
    in this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s
    most recent fiscal quarter that has materially affected, or is reasonably likely to materially affect, the registrant’s
    internal control over financial reporting;
| | -- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



5.
The registrant’s other certifying officer and I have disclosed, based on our most recent evaluation, to the registrant’s
auditors and the audit committee of registrant’s board of directors (or persons performing the equivalent function):



a)
all significant deficiencies in the design or operation of internal controls which could adversely affect the registrant’s
ability to record, process, summarize and report financial data and have identified for the registrant’s auditors any material
weaknesses in internal controls; and



b)
any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s
internal controls over financial reporting.





|Date: April 20, 2018 | By: | /s/
    Jeremy Olson                             
|-------------------- | --- | -------------------------------------------------
|                     |     | Jeremy Olson
        Principal Accounting Officer