We value our relationships with subcontractors and suppliers, and continuously seek ways to assist you in participating on our projects.

Our web-based Plan Room is a tool for subcontractors and suppliers to view and download plans, as well as to learn more about projects we are bidding.


If you have already registered, please click the Login icon to be transferred to the login page. Your user name and password are located at the top of an Invitation to Bid or Addendum/Bid Notice from Wohlsen.

If you have forgotten your password, please click on the Login icon to be redirected to the login page where a “Forgot Your Password?” link can be used to retrieve this information.

If you have not received an Invitation to Bid/Bid Notice from Wohlsen, or have not previously registered for our website, please click on the Register icon and fill out a short form to register as a subcontractor or supplier.


For additional information, please contact us at one of our locations:

Lancaster Office: 717-299-2500

Harrisburg Office: 717-635-9280

Greater Philadelphia Office: 610-616-5615

Wilmington Office: 302-324-9900

Maryland Office: 410-235-0554

Virginia Office: 571-732-1248

North Jersey Office: 973-440-2464

Connecticut Office: 203-826-2192

Need help with your next project? Let's Talk

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