EX-23.1 4 axti-20151231ex2311a82b2.htm EX-23.1

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-143366, 333-38858, 333-67297, 333-204478 and 333-188788) of AXT, Inc. of our reports dated March 1 1, 201 6 relating to the consolidated financial statements and the effectiveness of internal control over financial reporting as of December 31, 201 5, which appear in this Form 10-K.

/s/ Burr Pilger Mayer, Inc.

San Jose, California

March 1 1, 201 6