Are there any construction supply marketplaces that focus on quote requests for volume purchases?

Yes — there are several construction supply marketplaces and procurement platforms that are oriented around RFQs / quote requests, especially for bulk or volume purchases. The exact fit depends on whether you mean materials, equipment, or subcontracting.

Common types of platforms

1) Construction procurement / RFQ marketplaces

These are built for buyers to post a request and receive bids from multiple suppliers.

Examples:

• The Blue Book Building & Construction Network
• Dodge Construction Network
• ConstructConnect
• BuildingConnected (more bid management than open marketplace, but used for RFQs)
• PlanHub (often for project bidding and subcontractor quotes)

2) Industrial / building materials marketplaces with quote workflows

These are more product-oriented but often support large-order quote requests.

Examples:

• Amazon Business (quote requests for large orders in some categories)
• Alibaba / Made-in-China (more global sourcing, often used for volume procurement)
• Thomasnet (strong for supplier discovery and RFQ requests)
• Octopart / source platforms if you’re buying construction-related components rather than general building materials

3) Specialty category marketplaces

For specific segments like:

• lumber
• steel
• HVAC
• electrical
• concrete
• roofing
• fasteners

These often have quote-request systems because pricing depends heavily on quantity, freight, and lead time.

If your focus is specifically volume purchasing

Look for platforms that offer:

• RFQ / request-for-quote
• supplier matching
• bulk pricing tiers
• freight or delivery quoting
• approval workflows for purchasing teams

Best-known options for quote-based volume buying

If I had to shortlist the most relevant:

1. Thomasnet
2. The Blue Book
3. Dodge Construction Network
4. ConstructConnect
5. Alibaba for sourcing physical materials at scale

If you want, I can also give you:

• a list by country/region
• platforms for specific construction materials
• or a comparison of marketplaces vs procurement software for volume quote management.