About

Certified Leadz builds the systems we needed ourselves

Certified Leadz LLC is an Arizona company founded by Xavier Medina. We build the billing, appointment, recruiting and website systems contractors need, and we run them on our own companies first.

Certified Leadz LLC · Gilbert, Arizona · founded by Xavier Medina, a second-generation contractor (Arizona ROC #364621, via Certified Contracting LLC).

What we do today

How we operate

We build on ourselves first, keep people on the decisions that matter, label every capability honestly, and hand clients ownership of what we build. Read the reasoning in what AI should not automate.

Founder

Xavier Medina: I grew up in this.

My father was a contractor. I'm the second generation. More than twenty years in the field, over 500 roofs installed across seven states, and five years running projects as lead project manager for a national roofing brand before I went out on my own.

Then I started Certified Contracting, a licensed Arizona general contractor, ROC #364621, and ran into the wall every owner hits. You can do the work. You cannot do the work, answer the phone, chase the money and hire three people in the same week. Something always drops.

So I started building: a recruiting pipeline, follow-up that didn't stop at the second call, a proposal generator, invoice automation. None of it came off a shelf. It got built out of necessity and tested with my own money on the line. Certified Leadz exists because other owners kept asking me to build them the same thing.

Talk to Xavier

Reviews from our earlier appointment-setting work

Public Google reviews of Certified Leadz, quoted as written. Most describe our earlier appointment-setting work for home-service contractors. Read every review on Google.

“If you want roofing leads, solar leads, this is the place for you. They verified the homeowner, and set up the call. They even provided us a great sales script to get it started…”

C D · Google review · Local Guide

“The best of the best”

Juan Tut · Google review

“Xavier is great with the leads. Helped me on a few. One of the best in the game”

Paris Wilcox · Google review

“Finally real leads from a very reputable agency. Thanks a ton for the legitimacy and helping me close all these deals. Can't wait to continue business with you! Let's crush it this year!”

Sarah · Google review

Talk to Xavier directly

Thirty minutes, owner to owner. You'll talk to me, not a setter reading a script.

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