Contract bonds, also commonly called construction bonds, guarantee that the construction will be completed according to the terms of the contract. Contractors, suppliers, and others that work in the construction industry use this form to file a claim against the bond on a public project.King Risk Partners offers commercial surety bond and license services for businesses on the east coast and beyond. Com or fax to 855-433-4192. Learn about construction payment bonds and how they protect project owners, contractors and suppliers from financial risk. To get started on your bond line, contact your insurance agent to begin the process. We've put together the following tips to aid you in securing construction surety bonds or increasing your bonding capacity. Clause 3.1 of the bond set out the three requirements of a valid demand, which can be summarised as follows: Notice in writing of any default. Owners of large projects often require four types of construction bonds: a bid bond, a performance bond, a payment bond, and a maintenance bond.