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List of Forms by Chapter
Chapter 1 — Introduction to the Illinois Mechanics Lien Statute
V. [1.5] Types of Mechanics Liens
VI. Principals of the Mechanics Lien Act
VII. [1.19] Perfecting the Mechanics Lien
IX. [1.24] Benefits Conveyed Under the Mechanics Lien Act
X. [1.31] Waivers of Lien
XII. [1.35] There Must Be Strict Compliance with Technical Requirements
XIV. [1.46] Multiple Parcels of Property
Chapter 2 — Requirements for the Original Contractor’s Lien on Private Projects
I. Overview
II. Identifying Contractors and Persons Authorized or Knowingly Permitted by Owners
III. Identifying Lienable Work
IV. Contract Provisions and Lien Rights
V. The Claim for Lien — Timing and Contents
VI. Section 38.1 Lien Substitution Bonds
Chapter 3 — Subcontractor’s Claim for Lien
I. [3.1] Nature and Enforcement: The Subcontractor’s Lien Rights
III. Preserving Subcontractor’s Lien
IV. Subcontractor Remedies
Chapter 4 — Sub-Subcontractor’s Lien: Requisites for and Perfection Of
Chapter 5 — Mechanics Liens on Funds for City, County, and State Projects
II. [5.2] Prerequisites to a Public Works Lien
III. Perfection of the Lien
IV. The Lawsuit
V. Litigation Considerations
Chapter 6 — Construction Bond Claims
I. Recovery on Bonds for State and Local Jobs
II. [6.18] Recovery on Bonds for Private Jobs
III. Recovery on Bonds for Federal Jobs
Chapter 7 — Mechanics Liens in Bankruptcy
II. Brief Overview of Bankruptcy
III. [7.5] The Automatic Stay
IV. [7.18] Sale of Property Under 11 U.S.C. §363
VII. Preferences
Chapter 8 — Trial Practice: Pleading Practice
I. Pleading Practice
II. Proof of Selected Issues
Chapter 9 — Trial Practice: Breach and Damages
III. [9.3] Measure of Damages
IV. [9.16] Quantum Meruit and Unjust Enrichment
Chapter 10 — Statutory Defenses of Mechanics Lien Claims
I. [10.1] Introduction
II. Contract Requirements — Section 1 of the Mechanics Lien Act
III. [10.10] General Contractor’s Notice Requirement — Section 5 of the Mechanics Lien Act
IV. Timing and Contents of Mechanics Lien Claims — Section 7 of the Mechanics Lien Act
V. [10.31] Subcontractor’s Required Notices — Sections 21 and 24 of the Mechanics Lien Act
VII. [10.36] 30-Day Notice To Commence Suit — Section 34 of the Mechanics Lien Act
Chapter 11 — Common-Law and Consumer Statutory Defenses
VII. [11.7] Improvements Authorized or Knowingly Permitted
VIII. [11.12] Legality of Contract
IX. [11.17] Extras; Supplemental and Additional Work
X. [11.21] Contract Terms Influencing Lien Rights — The Hierarchy of Contract Power
XI. [11.31] Performance, Breach, Justifiable Abandonment
XIV. [11.41] Waiver of Liens
XV. [11.53] A Few Common Nonstatutory Claims Against Owners
Chapter 12 — Miscellaneous Remedies
II. Alternative Theories of Recovery
Chapter 13 — Attorneys’ Fees and §17 of the Mechanics Lien Act
VI. Attorney’s Fee Awards to Contractors — Section 17(B)
Chapter 14 — FormsEric A. Berg is Of Counsel to Ogletree, Deakins, Nash, Smoak & Stewart, P.C., in Chicago, where he focuses on construction transactions and litigation. He has been rated AV Preeminent (5 out of 5) by Martindale-Hubbell and is a member of the Society of Illinois Construction Attorneys and the American Bar Association Forum on Construction Law. Mr. Berg received his B.A. from Yale University and his J.D. from the Northwestern University Pritzker School of Law.
W. Matthew Bryantis Counsel to Saul Ewing LLP in Chicago, where he focuses on construction law. He is a member of the Trial Bar of the United States District Court for the Northern District of Illinois, the Steering Committee of the American Bar Association Forum on Construction Law Division 7, and the Society of Illinois Construction Lawyers. Mr. Bryant received his B.A. from the University of Chicago and his J.D. from the Loyola University Chicago School of Law.
Timothy R. Conway is Of Counsel to Conway & Mrowiec Attorneys LLLP in Chicago, where he focuses his practice on construction law. He is a member the Society of Illinois Construction Attorneys and the American Bar Association’s Forum on Construction Law. Mr. Conway received his BA from DePaul University and his JD summa cum laude from the Northwestern University Pritzker School of Law.
James M. Dash is a Founding Member/Manager at Carlson Dash, LLC, in Chicago, where he focuses on construction. He is the Managing Editor of TURNER ON ILLINOIS MECHANIC’S LIENS (3d ed.), a Past Chair of the Illinois State Bar Association’s Construction Law Section Council (2016 – 2017), and a Past Chair of the Chicago Bar Association’s Mechanic’s Lien Subcommittee (1999 – 2000). Mr. Dash received his J.D. from the University of Houston Law Center, where he was Senior Associate Editor of the Houston Law Review.
John A. Jeffries is Of Counsel to Locke Lord LLP in Chicago, where he focuses on business law, including construction disputes. He represents construction contractors in all aspects of their work and is the author of numerous articles for the construction industry. He is rated AV Preeminent for over 30 years by Martindale-Hubbell and is a Leading Lawyer and Super Lawyer. Mr. Jeffries received his B.S., J.D., LL.M, and Ph.D. from Indiana University.
Jennifer L. Johnson is a Partner with Zanck, Coen, Wright & Saladin, P.C., in Crystal Lake, where she focuses on real estate, general civil litigation, and construction/mechanics liens. Johnson is Past President of the McHenry County Bar Association and Recipient of the Prairie State Legal Services Pro Bono Award in 2018. She received her B.A. from Marshall University and her J.D. cum laude from Thomas M. Cooley Law School (now known as Western Michigan Law School).
Peter M. King is a Partner at King Holloway LLC in Chicago, where he represents parties in real estate disputes and represents employers in labor and employment matters. He is a member of the Illinois Land Title Association and the Defense Research Institute. He also served an externship with the Special Prosecutions Bureau of the Cook County State’s Attorney’s Office in Chicago. Mr. King received his undergraduate degree from Eastern Illinois University and his J.D. from the University of Illinois Chicago Law School.
Jonathan M. Mraunac is Of Counsel to Ogletree, Deakins, Nash, Smoak & Stewart, P.C., in Chicago, where he focuses his practice on construction law. He was an Illinois Super Lawyers Rising Star in 2016 and 2017, a Law Bulletin Leading Lawyers Emerging Lawyer in Construction Law in 2016 and 2019, and a member of the Chicago Bar Association. Mr. Mraunac received his B.A. from the University of Michigan and his J.D. from Thomas Jefferson School of Law.
Steven D. Mroczkowski is a Shareholder at Buchalter, PC, in Chicago, where he concentrates in construction law. He is a member of the Society of Illinois Construction Attorneys, member and Past Chair of the Illinois State Barn Association’s Construction Law Section Council, and a member of the Chicago Bar Association. He has been recognized by Super Lawyers as a Rising Star in Construction Litigation (2020 – 2025), Creditor Debtor Rights (2025), and Business Litigation (2025). He received his JD from the Chicago-Kent College of Law, where he was on the Dean’s List and received the Dean’s Distinguished Public Service Award.
John S. Mrowiec is a General Partner at Conway & Mrowiec Attorneys LLLP in Chicago, where he focuses his practice on construction litigation and contracts. He has been named the Chicago Lawyer of the Year in Construction Law in 2014 and in Construction Litigation in 2019 and 2025 by Best Lawyers. Mr. Mrowiec received his BA cum laude from Northern Illinois University and his JD from DePaul University College of Law, where he served as the Lead Articles & Notes Editor for the DePaul Law Review.
Dennis J. Powers is a Partner at DLA Piper LLP (US) in Chicago, where he focuses on construction law and real estate and commercial litigation. He has been selected for inclusion in Best Lawyers in America, Construction Law, and has been designated an Illinois Super Lawyer as the result of research projects conducted jointly by Law & Politics and Chicago magazines. He is also listed in Leading Lawyers for Construction Law and is a member of the American and Chicago Bar Associations and the Construction Law Forum. Mr. Powers received his J.D. from the DePaul University College of Law.
James T. Rohlfing is a Partner at Saul Ewing LLP in Chicago, where he focuses on construction law and commercial litigation. He is an Editor and author for the ILLINOIS CONSTRUCTION LAW MANUAL (Thomson Reuters), Special Counsel and a Past President of the Illinois Mechanical & Specialty Contractors Association, and a member of the Society of Illinois Construction Attorneys. Mr. Rohlfing received his B.S. from Marquette University Business School and his J.D. from the DePaul University College of Law.
Randolph E. Ruff is a Shareholder and Practice Group Chair at Ogletree, Deakins, Nash, Smoak & Stewart, P.C., in Chicago, where he focuses on construction law. He was awarded Lawyer of the Year for Construction Law in Chicago by Best Lawyers in 2016, was awarded Tier One from 2015 to 2019 and Ranked from 2003 to 2019 by Chambers USA, and was recognized among the Top 10 Illinois Construction Lawyers by Leading Lawyers from 2017 to 2019. Mr. Ruff received his B.A. from the University of Colorado and his J.D. from the Valparaiso University Law School.
Julia Jensen Smolka is a Partner at DiMonte & Lizak, LLC, in Park Ridge, where she focuses her practice on bankruptcy, litigation, estate planning, and mechanics liens. She is a member of the Illinois State Bar Association. Ms. Smolka received her B.A. from the University of Illinois at Chicago and her J.D. from Loyola University Chicago School of Law.
Michael J. Torchalski is the owner of Torch Legal in Cary, where he focuses on civil litigation, including mechanics lien; real estate tax appeal; estate planning, probate, and trust administration; real estate transactions, and title insurance. He served a judicial internship with Judge Thomas R. McMillen of the United States District Court. He is a licensed title insurance agent and a member of the Heartland Realtor Organization’s Governmental Affairs Committee. Mr. Torchalski received his B.A. from the University of Illinois at Urbana-Champaign and his J.D. with honors from the Chicago-Kent College of Law, where he was a member of the Bar and Gavel Society.
Mark A. Van Donselaar is a Partner at Churchill, Quinn, Richtman & Hamilton, Ltd., in Grayslake, where he concentrates on mechanics liens, construction, collections, and real estate litigation. He is a member and former Board of Directors Member of the Lake County Bar Association and a member of the Illinois State and Chicago Bar Associations. Mr. Van Donselaar received his B.A. from Dordt College and his J.D. from Valparaiso University Chicago School of Law.
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