About Our Firm
Your Trusted Partner in Legal Matters
Koontz Law was founded by Mark Koontz in the historic Park Circle neighborhood of North Charleston to serve clients in construction and real estate litigation. Mark represents homeowners, business owners, subcontractors, and other construction and design professionals with dedication and personalized attention.
Proven Results in Construction Law and Real Estate Litigation
For three decades, Mark Koontz has focused on handling cases in construction law, real estate litigation, contract disputes and mechanics liens. Whether guiding a complex legal matter to resolution or pursuing litigation to recover damages from defective or illegal construction practices, Koontz Law is committed to achieving successful outcomes for clients. With a strong understanding of South Carolina’s construction laws, Mark delivers effective strategies tailored to the unique needs of every case.
Meet Our Founder
Wm. Mark Koontz
Wm. Mark Koontz
Mark Koontz has enjoyed success at trial as well as on appeal, with extensive experience in many aspects of civil litigation including construction defect litigation, mechanic’s liens, and payment bond claims. He provides representation for owners that are experiencing difficulties with ongoing construction projects, defective construction, and disputes with contractors and residential builders. Mark particularly enjoys helping subcontractors, material suppliers, and other licensees secure payment for their labor with mechanic’s liens, and he has also been successful in assisting women and minority contractors in obtaining their Disadvantaged Business Enterprise (DBE) certification within the South Carolina Department of Transportation’s DBE Program. Mark also has a depth of real estate litigation experience, including improper seller disclosures and misrepresentations, easements, and other matters arising from real estate transactions.
Mark grew up in a rural, farming community in Central Illinois. After college, he was a correctional officer in the west cellhouse at Menard Correctional Center, a maximum-security prison located on the Illinois side of the Mississippi River. He left the prison to become the Parent Coordinator for a school district in Illinois, where he helped establish an after-school program for children in a public housing development, where he volunteered. He was named a Graduate Dean’s Fellow at Southern Illinois University in 1996.
While in law school, Mark served on the editorial board for the Southern Illinois University Law Journal and was a teaching assistant for the legal writing and argumentation courses. He likes speaking to groups about construction law and has both authored materials for and conducted seminars in that area. Mark resides in the Park Circle neighborhood in North Charleston with his four dogs, two pit bull mixes and two Boykin Spaniels.
Education:
Millikin University (B.A. 1994); Graduate Dean’s Fellow, Southern Illinois University; Southern Illinois University School of Law (J.D. 2000).
Associations:
American Subcontractor’s Association of the Carolinas – Charleston Chapter Attorney; South Carolina Bar Association – Construction Law Division.
Published Cases:
Goodwin v. Johnson, 357 S.C. 49, 591 S.E.2d 34 (Ct. App. 2003); JRS Builders, Inc. v. Neunsinger, 364 S.C. 596, 614 S.E.2d 629 (2005). Sitework Suppliers v. South Carolina Department of Transportation, 11-ALJ-19-0324-CC (2011).