Northeast Investors Growth Fund (NTHFX) N-CSR Certified annual shareholder report (management investment company)

Exhibit 99.906CERT

CERTIFICATIONS PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT

I, Nancy M. Mulligan, the President of Northeast Investors Growth Fund (the “Registrant”), certify that:

1.          The Form N-CSR of the Registrant (the “Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

2.          The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

By:	/s/ Nancy M. Mulligan
	Nancy M. Mulligan, President
	(principal executive officer)
Date:	March 1, 2017

I, John F. Francini, Jr., Chief Financial Officer of Northeast Investors Growth Fund (the “Registrant”), certify that:

1.          The Form N-CSR of the Registrant (the “Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

2.          The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

By:	/s/ John F. Francini, Jr.
	John F. Francini, Jr., Chief Financial Officer
	(principal financial officer)
Date:	March 1, 2017