Photo of Andrew W. Manuel

Andrew W. Manuel


“Having worked as a professional engineer with firsthand experience on construction projects has proven to be very helpful in understanding problems and situations our clients are facing. I use that knowledge to their advantage with practical and efficient solutions.”

Practice Areas


  • Missouri
  • Illinois


J.D., University of Houston Law Center, magna cum laude, 1994

B.S.M.E., mechanical engineering, University of Houston, cum laude, 1984


Andy Manuel brings a background of professional industry experience and extensive success in complex litigation to his role as a key attorney in the firm’s construction law practice group. He has substantial experience with large, complex mediation, arbitration and litigation matters, including a 100-day jury trial in St. Louis, a 20-day arbitration in Los Angeles, a four-week international arbitration in Chicago and a four-day mediation in Florida.

Andy has handled claims involving contract termination, design malpractice, defective workmanship, schedule delays and inefficiencies, differing site conditions, insurance coverage and extra work. His practice covers the spectrum of issues involving the construction process on behalf of contractors, design professionals and owners, from drafting and negotiating construction contracts to providing real-time advice to clients during a project to formal dispute resolution. He also serves as an arbitrator and mediator. He has served as a neutral for many significant multi-party construction disputes with damages involving over $100 Million.

Before becoming an attorney, Andy worked for 10 years as a mechanical engineer/project manager for Brown & Root, a large engineering and construction company in Houston, Texas. He is a registered professional engineer in Texas and obtained LEED Green Associate accreditation.

Andy is the firm's primary contact with Meritas, the worldwide association of independent law firms. He is a past member of the Meritas Board of Directors. 

Professional Affiliations

  • American College of Construction Lawyers, Fellow
  • American Arbitration Association, arbitrator and mediator
  • American Bar Association, Forum on the Construction Industry
  • Bar Association of Metropolitan St. Louis, Construction Law Committee, former co-chair
  • American Society of Mechanical Engineers
  • The Associated General Contractors of America
  • Engineers’ Club of St. Louis
  • The Missouri Bar
  • Illinois State Bar Association

Community/Civic Activities

  • Webster Groves School District, Building Committee, past member
  • St. Louis Zoo, Building Committee, past member

Honors & Awards

Honors & Awards

  • The Best Lawyers in America, Construction Law 2023-2024, Construction Litigation, 2008-2024; St. Louis area Construction Law Lawyer of the Year, 2016, 2019, 2020, 2021, and 2024
  • Missouri & Kansas Super Lawyers, Construction Litigation, 2006-21
  • St. Louis Small Business Monthly, "Top 100 St. Louisans to Know to Succeed in Business"


Representative Matters

  • Light rail transportation system. 100-day jury trial in Missouri state court (longest in St. Louis County history). Defense verdict for a designer/construction manager joint venture client against claims by a public agency owner in excess of $100 million on allegations of breach of contract, professional engineering/architectural malpractice and fraud concerning a project for an 8-mile extension of a light rail system. The jury found the termination for default to be wrongful and also awarded client over $2.5 million on a counterclaim for extra work. Before appeal, the matter settled favorably for the client with a substantial payment of attorneys’ fees.
  • California hospital. In a four-week arbitration in Los Angeles, obtained a defense verdict for a terminated design/build contractor against a large hospital system owner, with award setting aside wrongful termination and requiring payment by the owner of extra work claims and contract balance. Over $150 million of disputed claims involving issues of design errors and omissions, construction workmanship, delay and wrongful termination.
  • Marine port unloader crane. In bifurcated arbitration hearings in Cincinnati, Ohio, represented a Louisiana fabricator involving disputed claims of over $20 million for design errors, extra work, construction workmanship, delay, marine transportation and contractual insurance coverage. The matter included the resolution of builder's risk insurance coverage issues.
  • Justice center projects. Settlement of over $155 million in disputed claims for a large engineering, procurement and construction (EPC) firm working as a construction manager for two public projects in Las Vegas involving standard of care of the construction manager, design errors, construction workmanship, terminations and delay issues.
  • Refinery. One-week arbitration for Illinois refinery owner involving $6 million extra work claim by contractor; and mediation of $1 million in damages for a Montana refinery owner against a pressure vessel fabricator involving defective welding and non-destructive examination (NDE), which failed to meet ASME VIII Code requirements.
  • Coal-fired power plant. Litigation in central Missouri and two-day mediation in Chicago resulting in a favorable settlement of over $40 million in claims for and against a general contractor involving extra work, design, workmanship, delay and disruption claims.
  • Cement plant. Two-day mediation in Florida of over $20 million of disputed design errors and omissions by general contractors against a cement plant designer and other parties.
  • Shopping center complex site development. One-week arbitration in New Jersey resulting in a defense verdict for a general contractor against over $1 million in claims by a developer involving differing site conditions, site remediation, road and parking lot workmanship claims. The matter also involved separate litigation against a commercial general liability insurer for coverage of defense fees.
  • Condominium buildings. Arbitration and mediation in Houston resulting in a favorable settlement for a specialty contractor against over $1.5 million in claims by a general contractor and surety involving design and installation of a corrosion protection system on a coastal building.
  • Biodiesel plant. Represented an owner in litigation and arbitration in central Missouri involving a design-build contractor and subcontractors over design, workmanship and project termination claims.
  • Solar power plant. Counsel electrical contractor on contracting and regulatory issues.
  • Food processing plant. Negotiated favorable settlement of claims on behalf of an owner against a design-build contractor for an energy-efficiency contract.
  • Steel mill slag processing facility. Four-week international arbitration in Chicago and federal court arbitration award confirmation proceeding. Defense verdict for an international owner client against claims by a design/build contractor alleging over $15 million of claims for delay, disruption and extra work arising out of the design and construction of a steel mill slag processing facility. An arbitrator also awarded the client over $2.8 million on counterclaims, including attorneys’ fees. Federal court also awarded the client additional attorneys’ fees as part of the arbitration award confirmation proceeding.
  • Condominium – HVAC systems. Two-week arbitration, single-day mechanic’s lien Missouri state court hearing and two appeals. Defense verdict for a mechanical design/build subcontractor client against an owner alleging over $3 million of claims for improper design and defective workmanship arising out of the design and construction of a 30-story condominium tower. An arbitrator also awarded to the client over $600,000 on counterclaims, including attorneys’ fees. State court also awarded the client a mechanic’s lien in a contested bench-tried mechanic’s lien proceeding. Separate appeals of the arbitration award and mechanic’s lien judgment settled favorably before opinions were issued.
  • Public cemetery. Three-week arbitration resulting in an award for a general contractor client against a subcontractor arising from subcontract termination and claims for additional costs due to defective and incomplete work performed by the subcontractor. Also successfully defeated fraud and wrongful termination counterclaims by the subcontractor.
  • Litigated, arbitrated and mediated numerous engineering and construction disputes on behalf of clients in proceedings less than one week in duration involving office buildings, retail centers, shopping malls, data centers, nursing homes, hotels, hospitals, schools, water treatment plants, sewer systems, power plants, brewery, industrial facilities, airports and environmental remediation sites. Also served as arbitrator for over 40 matters in which hearings were held and awards issued, and selected for numerous other matters that settled prior to hearings. 

Reported Appellate Matters

  • Represented a contractor in an arbitration enforcement action involving construction of a public housing project. Metro Demolition & Excavating Co. v. H.B.D. Contracting, Inc., 37 S.W.3d 843 (Mo.App.E.D. 2001).
  • Represented a private prison developer in a real property title dispute. Church of God in Christ Congregational of Missouri v. Secured Housing, Inc., 39 S.W.3d 55 (Mo. App. E.D. 2001).
  • Represented an owner in an arbitration enforcement action involving design and construction of a cement manufacturing facility. Dunn Industrial Group, Inc. v. City of Sugar Creek, 112 S.W.3d 421(Mo. 2003).

News & Insights

Seminars & Speaking Engagements

  • "Anatomy of a Construction Dispute"
    MO-CCI, December 8, 2021
  • Corporate Counsel Institute, St. Louis, May 16, 2018
  • "Contract Termination and Dispute Resolution in Construction"
    National Business Institute, 2012
  • "How to Prevent The Potential Hazards of Green Design"
    Lorman Educational Services, 2008
  • “Missouri Construction Law: What Do You Do When...”
    National Business Institute, 2005 - 2007
  • “You Can Pay Me Now, or You Can Pay Me (More) Later”
    Bar Association of Metropolitan St. Louis, 2006
  • “Everything You Need to Know About Mechanic’s Liens”
    Bar Association of Metropolitan St. Louis, 2005
  • “A Practical Guide to Construction Arbitration”
    Bar Association of Metropolitan St. Louis, 2004


Articles & Books

  • "The Sprouting of Green Building Law"
    Midwest Real Estate News, 2009
  • "Enforcing Arbitration Awards"
    A Practical Guide to Construction Arbitration, The Bar Association of Metropolitan St. Louis, 2004
  • "Missouri Mechanics Liens"
    The St. Louis Bar Journal, Construction Law Issue, Vol. XLVIII, No. 2, Fall 2001

Blog Posts

This website uses cookies to improve functionality and performance. If you choose to continue browsing this website, you consent to the use of cookies. Read our Privacy Policy here for details.