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Lerch Bates

Lerch Bates is a 100% employee-owned technical consultancy delivering Total Building Performance™ across building science and building flow services.

Last updated September 15, 2026

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Overview

Lerch Bates is a technical consultancy that approaches projects as partnerships, pairing deep technical knowledge with a culture of partnership, responsive communication, and sustainable technical solutions. It is 100% employee owned via an employee stock ownership plan (ESOP), and its senior consultants average 25+ years of experience, with projects spanning 50 countries. For 75 years it has been the leading global expert in vertical transportation, and it has since expanded into a suite of services serving every phase of a building's lifespan under its 'we own what we do' brand of technical consulting. Its expertise covers critical technical systems both inside (Building Flow) and outside (Building Science) of a building, organized around Design, Construct, Manage, Investigate, and Repair + Modernize stages.

History

Lerch Bates describes itself as having been the leading global expert in vertical transportation for 75 years. Seeing a desire by its clients to be more efficient in finding top-level technical expertise across multiple disciplines, it expanded beyond that focus. Today it brings its distinctive 'we own what we do' brand of technical consulting to a suite of services that serves every phase of a building's lifespan. The firm is 100% employee owned via an employee stock ownership plan (ESOP), and its senior consultants average 25+ years of experience, with projects spanning 50 countries.

Products and positioning

Technical consultants who approach projects as partnerships, delivering Total Building Performance™ across every phase of a building's lifespan.

Product categories. Vertical Transportation: Elevator and Escalator Design, Construction and Modernization · Asset Management and Capital Planning · Pedestrian Circulation: Flow Analysis, Levels of Service, Real-time Simulations · Parking Consulting: Concept and Functional Designs, Assessments, Parking Access and Revenue Control, Guidance Systems, Prime Design · Building Logistics: Materials Management, Waste Stream Management, Loading Dock Design · Testing and Observations: Air Barrier Testing, Window Testing, Roof Leak Detection, Onsite Quality Assurance Observations · Property Assessments: Property Condition Assessments, Enclosure Due Diligence, Waterproofing & Structural Assessments · Enclosure & Waterproofing Consultation: 3rd Party Peer Reviews, Waterproofing Design, Bird Control Consultation · Building Enclosure Commissioning (BECx) · Façades: Facade Design & Engineering, Facade Access Design, Facade Access Operation · Forensics: Property Loss Investigations, Expert Witness Services, Construction Defect Expertise

Recent events

  • Lerch Bates unveils a new brand identity[5]

    Reported:

    Lerch Bates unveiled a new brand identity, including a new logo, ahead of its 75th anniversary. The company said the identity reflects its recent growth and expanded offerings.

  • AXIS Facades business to operate as Lerch Bates Enclosures[6]

    Reported:

    Following the acquisition, Lerch Bates said the acquired business would operate as Lerch Bates Enclosures, formerly AXIS Facades.

  • Lerch Bates completes acquisition of AXIS Facades USA[6]

    Reported:

    Lerch Bates announced that it had completed its acquisition of AXIS Facades USA, a façade and curtain-wall design specialist.

  • Lerch Bates completes acquisition of Pie Consulting & Engineering[7]

    Reported:

    Lerch Bates announced it had completed an acquisition agreement to purchase Pie Consulting & Engineering. The acquired business will operate as Pie Consulting and Engineering, a Lerch Bates Company.

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