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

Super Lawyers

Bill Klain is ranked among the "Top 50 Arizona" attorneys for 2018 • Other Super Lawyers selectees are Kent Lang, Mike Thal and George King and Rising Stars selectee Kevin Estevez

Hiring by the Book: Four Essential Steps for Contractors

Observing a few basic procedures when hiring a new worker can help construction employers avoid run-ins with federal and state authorities

Changes at the ROC

The Registrar of Contractors has improved its contractor's license applications, issued new rules removing the dual-license requirement, provided new opportunities for contractors to defend their license at an ROC hearing, and removed the "project list" requirement for qualifying parties, and is easing contractor licensing exam and experience requirements

The Best Lawyers in America®

Best Lawyers® lists Kent Lang, Bill Klain and Mike Thal in its 2018 edition

Best Law Firms®

Lang & Klain is a 2018 Metro Tier 1 selectee for Commercial Litigation

 Trending at

Piece Work: Pay 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

ADA Violations: What to Do If You Are Sued

If you are sued for ADA violations, don’t be too quick to settle a lawsuit that you might be able to win

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.