Proto Labs Inc - FORM S-1/A - EX-23.2 - CONSENT OF ERNST & YOUNG LLP - February 13, 2012

Attached files

file filename
S-1/A - AMENDMENT NO. 6 TO FORM S-1 - Proto Labs Incd199869ds1a.htm
EX-3.2 - THIRD AMENDED AND RESTATED ARTICLES OF INCORPORATION - Proto Labs Incd199869dex32.htm
EX-3.4 - AMENDED AND RESTATED BY-LAWS - Proto Labs Incd199869dex34.htm
EX-5.1 - OPINION OF FAEGRE BAKER DANIELS LLP - Proto Labs Incd199869dex51.htm
EX-3.1 - AMENDED AND RESTATED ARTICLES OF INCORPORATION - Proto Labs Incd199869dex31.htm
EX-10.13 - 2012 LONG-TERM INCENTIVE PLAN - Proto Labs Incd199869dex1013.htm
EX-10.16 - FORM OF NON-STATUTORY STOCK OPTION AGREEMENT (U.S. EMPLOYEES) - Proto Labs Incd199869dex1016.htm
EX-10.20 - AMENDMENT - Proto Labs Incd199869dex1020.htm
EX-10.14 - FORM OF INCENTIVE STOCK OPTION AGREEMENT - Proto Labs Incd199869dex1014.htm
EX-10.18 - EMPLOYEE STOCK PURCHASE PLAN - Proto Labs Incd199869dex1018.htm
EX-10.17 - FORM OF NON-STATUTORY STOCK OPTION AGREEMENT (U.K. EMPLOYEES) - Proto Labs Incd199869dex1017.htm
EX-10.21 - LETTER AGREEMENT - Proto Labs Incd199869dex1021.htm
EX-10.15 - FORM OF NON-STATUTORY STOCK OPTION AGREEMENT (DIRECTORS) - Proto Labs Incd199869dex1015.htm

Exhibit 23.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the reference to our firm under the caption “Experts” and to the use of our report dated February 1, 2012, except for Note 17 as to which the date is         , 2012, in Amendment No. 6 to the Registration Statement (Form S-1 No. 333-175745) and related Prospectus of Proto Labs, Inc. for the registration of shares of its common stock.

The foregoing consent is in the form that will be signed upon completion of the stock split as described in Note 17 to the consolidated financial statements which will take place prior to the effective date of the Registration Statement.

/s/ Ernst & Young LLP

Minneapolis, Minnesota

February 10, 2012

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