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How to vet a contractor in Dallas

Most bad remodel stories were avoidable at the vetting stage, and usually by asking one of three questions that nobody enjoys asking.

Build · 8 min read · Written & reviewed by Jan Revels, ASID · designing in Dallas since 1997

Short answer

Verify three documents: City of Dallas contractor registration, a current certificate of general liability insurance sent directly by the insurer, and the state licenses of the electrician and plumber who will actually do the work.

Call references, and ask for one whose project had a problem. How a contractor behaves when something goes wrong is the only thing you actually need to know, and a reference list of perfect projects tells you nothing.

Never pay a large deposit with no defined deliverable, and never accept a verbal change. Both are the beginning of nearly every remodel horror story.

What should you verify before anything else?

WhatHowWhy it matters
City of Dallas contractor registrationAsk, and confirm with the cityRegistration requires proof of insurance; it is the local mechanism
General liability insuranceCertificate sent by the insurer, not a copy from the contractorCovers damage they cause. Check dates and amounts
Workers’ compensationAsk directlyNot universally required in Texas — you want to know either way
Electrician and plumber state licensesVerify with the state boardThese are real licenses, unlike a “state GC license”
Business historyLength of trading, business name historyA business that closed and reopened under a new name is worth understanding
Physical addressAsk for oneA mailbox and a phone number is not a business you can find later

The important detail on insurance: ask for the certificate to be sent by the insurance agency directly to you. A certificate forwarded by the contractor is a document you cannot verify, and it is one of the easier things to alter. Genuine contractors expect this request and it takes their agent five minutes.

On registration, remember what it is and is not. Texas issues no statewide residential GC license, so registration with the city is the meaningful local credential — the full explanation is in what a general contractor actually does.

References worth calling

Everyone provides references and everyone provides good ones. Two requests make the exercise useful:

  1. “May I speak to someone whose project had a problem?” Every contractor has one. A contractor who says no problems have ever occurred is either very new or not being straight, and a contractor who offers such a reference readily is telling you something valuable before you have even called.
  2. “May I see a project in progress?” A finished project shows the result. An active site shows how they work: dust control, floor protection, tidiness, whether trades are actually there at nine in the morning.

When you call a reference, ask these rather than “were you happy”:

Ask us all of it

Registration, insurance, references including a project that had a problem, a site you can walk — every question on this page is one you should ask, and one Chateau Concepts expects.

Jan Revels is registered with the City of Dallas, carries general liability insurance, and designs and builds under one contract.

How do you compare bids fairly?

Two bids for the same house routinely differ substantially, and it is rarely because one firm is cheap. Before comparing totals:

Be wary of the lowest bid by a wide margin. It usually means something was left out, an allowance is unrealistic, or the contractor intends to make it up in changes. Ask specifically what they included that the others did not, or the reverse.

Questions that separate contractors

Answers that should end the conversation

Money, deposits and liens

Key takeaways

  • Have the insurance certificate sent by the insurer directly to you.
  • Ask for a reference whose project had a problem. That call is the useful one.
  • Visit an active site, not just a finished one.
  • Give every bidder identical drawings and allowances or the bids are not comparable.
  • Read the exclusions before the inclusions.
  • Tie payments to milestones and keep a meaningful final payment.
  • Collect lien waivers — an unpaid subcontractor can lien your property even if you paid in full.

Frequently asked questions

How do I check if a contractor is legitimate in Dallas?
Confirm their City of Dallas contractor registration, and have a certificate of general liability insurance sent to you directly by their insurance agency rather than forwarded by the contractor. Verify the state licenses of the electrician and plumber who will actually be on the job. Ask how long the business has traded under its current name, and ask for a physical address rather than a mailbox.
What deposit is reasonable?
A deposit is normal — it covers materials ordered and time committed. What is not reasonable is a large payment with no defined deliverable attached to it. Tie every payment to a milestone that can be observed: completion of demolition, completion of rough-in, cabinetry installed. And keep a meaningful final payment until the punch list is cleared, because your leverage disappears the moment the balance is settled.
Why is one bid so much lower than the others?
Usually because it covers less work. Check the allowances first, since a low tile or fixture allowance produces a low total that rises later. Then check what is excluded, whether permits and management are included, who is buying the fixtures, and whether there is a contingency line. Ask each bidder directly what they included that the others did not. A bid low by a wide margin frequently intends to recover the difference through change orders.
What is a lien waiver and do I need one?
It is a document from a subcontractor confirming they have been paid for work done to date and waive the right to place a lien on your property. You do want them, because in Texas an unpaid subcontractor can lien your home even if you have paid the general contractor in full — leaving you to pay twice or litigate. Ask for waivers as each trade is paid, and make it a term of the contract.
Should I be worried if a contractor can start immediately?
It is worth understanding rather than automatically disqualifying. Good contractors are usually booked weeks or months ahead, so immediate availability on a substantial job invites the question of why. There are innocent answers — a project fell through, a client delayed — and asking directly is reasonable. What matters is whether the answer is specific and checkable against their references.
Jan Revels, ASID Allied Professional Interior Designer
ASID Allied Professional Interior Designer · Chateau Concepts, Dallas

Jan has practiced interior design in Dallas since 1997 and founded Chateau Concepts in 2001. She holds a BFA in Interior Design from the University of North Texas. She designs and general-contracts residential and commercial projects across the Park Cities, Preston Hollow and North Dallas. Read her full profile →

Written and reviewed by Jan Revels before publication

Getting bids?

Give every bidder the same drawings and the same allowances. Without that, the numbers are not comparable at all.

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