Why Trust MSD ENGINEERING?

Experience

MSD Engineering, LLC (MSD) is owned and operated by a licensed professional structural engineer with 30 years of experience in the design, inspection, construction oversight, and forensic investigation of commercial and residential buildings.

Licensed & Insured

Mark S. Densmore is a licensed Professional Engineer (P.E.), Special Inspector (S.I.), Board-Certified Diplomate in Forensic Engineering (DFE), Florida Recognized Structural Engineer (FRSE), and Model Law Engineer (MLE). MSD has a Florida Board of Professional Engineers Business Registry Number 30885. MSD is licensed and insured.

Fair & Unbiased

Upholding the highest professional engineering standards and ethics is who MSD is and what MSD does. Protecting the health, safety, and welfare of the Florida public is number one.

Thorough

MSD Investigations and resulting timely reports are founded on years of sound engineering judgment that enable you to take action with confidence.

Knowledgeable

You can trust that MSD Engineering will assign an experienced engineer to your project. MSD Engineering provides engineering expertise with clarity and credibility.

Engineering Expert Witness Consulting

By MSD ENGINEERING | January 14, 2026

I lead MSD Engineering, LLC (MSD), a Florida-based, engineer-owned structural forensic engineering and expert witness consulting firm serving Sarasota. With over 30 years of experience, MSD serves clients involved with commercial and residential buildings, especially those with damage, defects, or litigation matters. In particular, Law Firms and other legal entities that need expert witness testimony…

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Expert Witness Testimony you can trust

“When the Other Side Calls: Why Being Hired by Both Plaintiff and Defense Is the Ultimate Expert-Witness Validation”

By MSD ENGINEERING | December 19, 2025

One of the highest compliments an expert witness can receive? Being hired by the other side. Not because you changed your opinion. Not because you backed down. But because your work was clear, credible, and unshakeable under scrutiny. That happened to me recently — after testifying for a defense firm, a plaintiff firm reached out…

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Professional Engineering (PE) Services

  • Forensic consulting services; including, property damage evaluations for commercial and residential structures throughout Florida
  • Expert witness litigation support and testimony - Focus on Structural Engineering, Construction Defects, and Roofing
  • Structural repair, alteration, and renovation drawings for existing structures in Bradenton, Sarasota, and Lakewood Ranch, Florida
  • Structural engineering services; including, design and analysis; in accordance with the 2023 Florida Building Code (8th Edition)
  • Structural damage evaluations
  • Structural collapse and/or failure investigations
  • Evaluation of construction defects expert
  • A forensic consultant will perform wind defect evaluations on the roofing system, including cause and origin, nature, and extent of damage.
  • Forensic consultant to perform hail defects roofing system evaluations; cause and origin, nature and extent of damage.
  • Tornado and/or Hurricane damage
  • Wind v. Flood Damage Evaluations
  • Forensic consultant to perform moisture source evaluations; cause, origin, and duration
  • Peer Review
  • Special Inspections for threshold buildings
  • Milestone Inspections for condominiums
  • Fire damage
  • Impact damage from trees, automobiles, etc.
  • Termite damage
  • Flooring damage
  • Retaining wall failures
Modern multi-story building under a clear blue sky.

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