Lang & Klain, PLC






Construction Lawyers Commercial and Business Litigation Attorneys
Getting Paid ROC License Acquisition and Complaints

Lang & Klain is the ideal law firm for Arizona business owners who seek effective solutions to the threat of complex commercial disputes ... and for contractors, subcontractors and construction suppliers who value responsive, industry-specific legal assistance in construction law, payment rights, ROC licensing and complaints, and compliance with federal wage and hour requirements.


Construction and Litigation Attorneys

Construction lawyers and commercial litigation attorneys with experience in complex business disputes, contractor licensing, collections, mechanics liens, prompt payment issues and construction employment law.

Kent Lang, Phoenix Construction and Contractor Licensing Attorney

Kent Lang

Bill Klain, Phoenix Commercial Litigation Attorney

Bill Klain

Mike Thal, Phoenix Construction and Contractor License Lawyer

Mike Thal

Kevin Estevez, Phoenix Construction and Business Litigation Attorney

Kevin Estevez

George King, Phoenix Business Litigation Attorney

George King

James Hanson, Phoenix Construction and Commercial Litigation Attorney

James Hanson

Jason Clark, Phoenix Construction and Commercial Litigation Attorney

Jason Clark

Lori Guner, Phoenix Construction Employment Lawyer

Lori Guner

Zach Rosenberg, Phoenix Commercial Litigation Attorney

Zachary Rosenberg

David Turnbull, Phoenix Commercial Litigation Attorney

David Turnbull


 What’s New

ROC Releases New Contractor's License Applications

Governor Ducey’s push to make state government more business-friendly has resulted in a more contractor-friendly licensing process

Welcome Back, Jamie Hanson

Jamie Hanson has returned to Lang & Klain after serving two years as Chief Counsel for the Arizona Registrar of Contractors (ROC)

Attorney Fees in Breach of Implied Warranty Lawsuits

The Arizona Supreme Court rules that the winning party is entitled to reasonable attorney fees from the losing side | Article by Mike Thal

Best Lawyers®

Kent Lang, Bill Klain and Mike Thal are listed in the 2018 edition of The Best Lawyers in America®

Best Law Firms®

Lang & Klain is a 2017 Metro Tier 1 selectee for Commercial Litigation

 Trending at

Piece Work: Pay Your Employees by the Task – Legally

Compensating workers based on piece work and productivity can be good for you and them – if you are as diligent in recording hours worked as in monitoring tasks completed

The Trouble with Change Orders

Faulty documentation leads to unnecessary finger pointing and charges of dishonesty

Arizona Prompt Payment Act

A licensed contractor, licensed subcontractor, or material supplier who has performed according to its contract is entitled to prompt payment from the party with which it contracted

Avoiding Breach of Contract When Time Is of the Essence

A time-of-essence provision is a powerful weapon, since it can give an otherwise minor delay the legal effect of a material breach of contract

Asset Transfers and the Doctrine of Successor Liability

In some cases, a new business and its owner can be held liable for the debt of a company that transferred assets to the new entity