# Trade partners > Good projects need good partners. If you are a subcontractor or supplier, tell us about your company and we will invite you to bid on work that fits. This is the plain-text version of https://blackstone.build/commercial/trade-partners. To cite or link, use that page. ## Join our bid list 1. Send your details: Tell us your trade, the counties you cover, and who should receive bid invitations. 2. We review: We check licenses and insurance and follow up if we need anything else. 3. Get invited to bid: Approved partners receive invitations for projects that match their trade and area. The form is on https://blackstone.build/commercial/trade-partners. Part of [Blackstone Commercial](https://blackstone.build/text/commercial).