JDH Engineering

Structural solutions for the built environment

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About the firm

West Michigan's largest structural consulting group, JDH Engineering was founded in 1981 and is headquartered in Grandville, Michigan. It provides professional structural engineering services across more than 30 states, specializing in building design and renovation, construction-phase consulting, and structural forensic evaluations for architects, contractors, and building owners.

Established
1981
Team
Small
Firm type
Structural Engineering · Forensic Engineering

People

Tim DenHartighPrincipal / Senior Project Manager

Roland BokmaPrincipal / Senior Project Manager

Craig TamlynPrincipal / Senior Project Manager

Don AkhurstPartner / Senior Project Manager

Capabilities

Building Design & Renovation

Service website

Engineer of Record design services for new construction and renovation of structures across diverse material types.

Construction Services

Service website

Structural consulting support tailored for construction managers, subcontractors, and product suppliers to facilitate safe and cost-effective construction phase execution.

  • Steel Connection Design

    Preparation of sealed calculations for structural steel connections.

  • Stair and Handrail Design

    Sealed engineering calculations and design for stairs and handrails.

  • Metal Stud Design & Shop Drawings

    Cold-formed steel metal stud design and shop drawing preparation.

  • Shoring and Temporary Structures

    Engineering for shoring, concrete formwork, and other temporary construction installations.

  • Fall Protection Design

    Design and retrofit of fall arrest and fall protection systems.

  • Renewable Energy Installations

    Structural support design for solar and other renewable energy installations.

Structural Evaluation & Forensics

Service website

Forensic investigations, diagnostic evaluations, and structural repair design for existing buildings, bridges, and other structures.

  • Forensic & Repair Engineering

    Evaluation and repair design for structures affected by catastrophic events, long-term deterioration, or new loads.

  • Historic Restoration

    Specialized engineering and assessment for the preservation and restoration of historic buildings.

  • Bridge Load Rating

    Assessment and structural capacity ratings for bridge assets.

  • Expert Legal Witness Services

    Technical consultation and expert witness testimony for structural legal matters.

  • Residential Inspections

    Residential structural evaluations, including FHA-compliant assessments.

Industries

Commercial · Education · Healthcare · Mixed-Use · Multifamily Residential · Government · Religious · Sports & Recreation · Renewable Energy · Bridges

Projects