Two Convenient Locations

4509 Rowlett Rd

Rowlett, TX 75088


2435 North Central Expressway, #880

Richardson, TX 75080


One Telephone Number



Our two Accounting Offices are centrally located in Rowlett and Richardson Texas to serve you more efficiently.  For your convenience, our Certified Public Accountants are easily accessible from anywhere in the Dallas Metroplex.  

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Contact Us

​Both offices:

Phone: 972-475-0644


Find Us

4509 Rowlett Rd.       

Rowlett, TX 75088 , or

2435 North Central Expy, #880

Richardson, TX 75080


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Business Hours
Monday-Friday: 8:00 am-5:00 pm

Hartzell-Lawson Designs, Lawson & Co CPAs, LLC