Consent of Ernst & Young LLP for Use of Audit Reports in Williams Scotsman International, Inc. Registration Statement
Ernst & Young LLP, an independent registered public accounting firm, consents to the inclusion of references to their firm and the use of their audit reports dated February 17, 2006, in Amendment No. 2 to the Registration Statement (Form S-1 No. 333-133222) and related prospectus of Williams Scotsman International, Inc. dated May 3, 2006. This consent allows the company to use Ernst & Young's audit opinions in its SEC filings.
QuickLinks -- Click here to rapidly navigate through this document
Exhibit 23.1
Consent of Ernst & Young LLP, Independent Registered Public Accounting Firm
We consent to the reference to our firm under captions "Summary Historical and Unaudited Pro Forma Consolidated Financial Data" and "Experts" and to the use of our reports dated February 17, 2006 in Amendment No. 2 to the Registration Statement (Form S-1 No. 333-133222) and related Prospectus of Williams Scotsman International, Inc. dated May 3, 2006.
| /s/ Ernst & Young LLP |
Baltimore, Maryland
May 3, 2006
QuickLinks
