How many contractor references should I call?

Ask for multiple clients with projects similar in type and scale to yours. The value comes from the relevance and detail of the conversations, not a magic number.

What should I ask a past client?

Ask how the project matched the original scope, how changes and delays were handled, how the site was protected, how communication worked, and whether the client would hire the contractor again.

Are references a substitute for checking credentials?

No. References describe one client's experience. Check required licenses, insurance, permits, and complaint records through appropriate official or independent sources.

Contractor References: Questions That Reveal How a Project Ran

October 3, 2026 · Homeowner guide · 2 min read

A reference call works best when you ask about the parts of a project that are hard to see in finished photos: planning, communication, change handling, cleanup, and how the contractor responded when something went wrong. Ask for clients whose projects resemble your own in scope and setting.

Establish what the reference actually experienced

Ask what work was done, when it occurred, whether the person hired the contractor directly, and which parts they observed. A project from years ago or a very different specialty may not answer your question. Ask permission before requesting to see a completed project or speak to another household member.

Ask about the original plan and changes

Did the proposal clearly describe the work? Were materials and allowances specific? When scope changed, did the contractor explain cost and time effects before continuing? Ask how the final price compared with the signed agreement and which changes account for the difference. The goal is to understand the process, not demand an unrealistic “no changes ever” promise.

Ask about project management

Who was the day-to-day contact? How often did the crew arrive as planned? Was the home protected, and was the work area cleaned at agreed intervals? If subcontractors were involved, did the homeowner know who was on site and how the schedule was coordinated?

Ask how problems were resolved

Every complex project can face surprises. Ask what issue occurred, how the contractor explained it, what options were offered, and whether the resolution was documented. Ask whether warranty or closeout questions received a response after final payment.

Use the conversation alongside independent checks

Listen for concrete examples and consistent explanations; one reference cannot prove a general pattern. Confirm required credentials and insurance separately. The FTC advises consumers to check qualifications, request written estimates, and speak with past clients. See its hiring-a-contractor guide. Find candidates in our contractor directory and ask each for relevant references.

Frequently Asked Questions

How many contractor references should I call?: Ask for multiple clients with projects similar in type and scale to yours. The value comes from the relevance and detail of the conversations, not a magic number.
What should I ask a past client?: Ask how the project matched the original scope, how changes and delays were handled, how the site was protected, how communication worked, and whether the client would hire the contractor again.
Are references a substitute for checking credentials?: No. References describe one client's experience. Check required licenses, insurance, permits, and complaint records through appropriate official or independent sources.