---
title: "Team | Phoenix Commercial Advisors"
url: "https://newphoenixcommercialadvisors.com/team/"
description: "Meet the 20 retail brokers of Phoenix Commercial Advisors, the investment sales team and the operations staff."
publisher: "Phoenix Commercial Advisors"
generated: "11/10/2026"
---

# Team

Investment sales is led by Chad Tiedeman; Retail leasing is led by Cameron Warren.

- Chad Tiedeman, Executive Managing Director (leads investment sales), 602-288-3472: https://newphoenixcommercialadvisors.com/team/chad-tiedeman/
- Steven Underwood, Senior Managing Director, 602-288-3477: https://newphoenixcommercialadvisors.com/team/steven-underwood/
- John Schweikert, Senior Managing Director, 602-734-7218: https://newphoenixcommercialadvisors.com/team/john-schweikert/
- Danny Gardiner, Senior Managing Director, 602-385-1328: https://newphoenixcommercialadvisors.com/team/danny-gardiner/
- Isaiah Clayton, Director, 602-342-9931: https://newphoenixcommercialadvisors.com/team/isaiah-clayton/
- Kailin Trebesch, Director of Investment Marketing: https://newphoenixcommercialadvisors.com/team/kailin-trebesch/
- Dan Gardiner, Principal | Designated Broker, 602-734-7204: https://newphoenixcommercialadvisors.com/team/dan-gardiner/
- Greg Laing, Principal, 602-734-7207: https://newphoenixcommercialadvisors.com/team/greg-laing/
- Zachary Pace, Senior Vice President, 602-734-7212: https://newphoenixcommercialadvisors.com/team/zachary-pace/
- Lance Umble, Senior Vice President, 602-734-7206: https://newphoenixcommercialadvisors.com/team/lance-umble/
- Cameron Warren, Senior Vice President (leads retail leasing), 602-288-3471: https://newphoenixcommercialadvisors.com/team/cameron-warren/
- Teale Bloom, Associate Vice President, 602-288-3476: https://newphoenixcommercialadvisors.com/team/teale-bloom/
- Courtney Auther Van Loo, Associate Vice President, 602-288-3466: https://newphoenixcommercialadvisors.com/team/courtney-auther-van-loo/
- Nick DeDona, Associate Vice President, 602-734-7208: https://newphoenixcommercialadvisors.com/team/nick-dedona/
- Ali Hill, Senior Associate, 602-734-7205: https://newphoenixcommercialadvisors.com/team/ali-hill/
- Christopher Schmitt, Senior Associate, 602-288-3464: https://newphoenixcommercialadvisors.com/team/christopher-schmitt/
- Dillon Young, Senior Associate, 602-288-3474: https://newphoenixcommercialadvisors.com/team/dillon-young/
- Phil Dagostini, Senior Associate, 602-288-3469: https://newphoenixcommercialadvisors.com/team/phil-dagostini/
- Jackson Dragon, Associate, 602-288-3468: https://newphoenixcommercialadvisors.com/team/jackson-dragon/
- John Warren, Associate, 602-734-7219: https://newphoenixcommercialadvisors.com/team/john-warren/
- Kennedy Gamez, Associate, 602-288-3460: https://newphoenixcommercialadvisors.com/team/kennedy-gamez/
- Colleen Murphey, Director of Finance and Administration: https://newphoenixcommercialadvisors.com/team/colleen-murphey/
- Joseph Howe-Hamilton, GIS Director: https://newphoenixcommercialadvisors.com/team/joseph-howe-hamilton/
- Maureen LaMantia, Administrative Assistant: https://newphoenixcommercialadvisors.com/team/maureen-lamantia/
- Quinn Bean, GIS Technician & Research Assistant: https://newphoenixcommercialadvisors.com/team/quinn-bean/
- Alicyn Hoke, Graphic Designer: https://newphoenixcommercialadvisors.com/team/alicyn-hoke/
- Jules Biggerstaff, Digital Marketing Director: https://newphoenixcommercialadvisors.com/team/jules-biggerstaff/

## Frequently asked questions

### Who is on the Phoenix Commercial Advisors team?

The team page lists 20 retail brokers, from the founders to the newest associate, plus the marketing, research, GIS and administrative staff who support them, 26 people in all. It is organized by practice: investment sales, tenant and landlord representation, and operations.

### Who founded Phoenix Commercial Advisors?

Dan Gardiner and Greg Laing are the firm's founders. Greg Laing's biography says he cofounded the firm in 05/1996, and Dan Gardiner runs its day-to-day operations and overall strategy.

### Which brokers handle retail investment sales?

The investment sales team includes Chad Tiedeman, Steven Underwood, John Schweikert, Danny Gardiner and Isaiah Clayton, supported by the marketing and research staff. Each broker has a profile with a direct line.

### Which brokers handle retail leasing and tenant representation?

The retail leasing brokers represent tenants and landlords across Arizona, and many are listed on current availabilities. The team page sorts them by practice, and each profile shows clients, specialties and a direct line.

### How much experience does the team have?

The retail brokers bring more than 300 years of combined experience, and the firm has worked in retail only since 1996.

### How do I reach a specific broker?

Open the broker's profile for a direct line. The first tap reveals the number or email address and the second opens the dialer or mail. The office line is 602-957-9800.

### Do the brokers work together on assignments?

Yes. The brokers share market knowledge and relationships instead of guarding them, so a client of one broker has the reach of the whole firm.