Every fact below links to its source. Informational only. Ownership statements are limited to primary announcements and filings.
- Headquarters
- Plymouth, MichiganSource: sme-usa.com/our-story
- Founded
- 1964Source: sme-usa.com/our-story
- Employees
- 400 team members, per the firm's siteSource: sme-usa.com
- Website
- sme-usa.comSource: sme-usa.com
- Ownership type
- Ownership not published
Legal name, DBA and former names
- The firm is Soil and Materials Engineers Inc.Source: sme-usa.com/our-story
Identifiers (UEI, state registrations)
- Texas TBPELS firm no. 27028.Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
Offices
- The firm lists offices in Michigan, Indiana, Ohio, and Kentucky.Source: sme-usa.com/locations
Employee count or band
- 400 team members, per the firm's site.Source: sme-usa.com
Services and markets
- The firm provides building materials, civil design, construction engineering inspection, construction materials, environmental, geotechnical engineering, pavement, steel, coatings, nondestructive testing, and surveying services for facilities and infrastructure.Source: sme-usa.com
Leaders
- Mark Kramer, Chief Executive Officer.Source: sme-usa.com/about/leadership-team
- Chuck Gemayel, Executive Vice President.Source: sme-usa.com/about/leadership-team
- Paul Schmeisl, Chief Operating Officer.Source: sme-usa.com/about/leadership-team
- Tiffany Vorhies, Chief Strategic Growth Officer.Source: sme-usa.com/about/leadership-team
Deals
- 1980-01-01: SME acquired Stoll, Evans, Woods to add geotechnical capabilities.Source: sme-usa.com/our-story
- 1990-01-01: SME acquired GR Kunkle Associates and added environmental capabilities.Source: sme-usa.com/our-story
- 2010-01-01: SME acquired EDP Associates to open a Cleveland office.Source: sme-usa.com/our-story
Licences (board records)
- Texas TBPELS roster lists Soil and Materials Engineers, Inc. DBA SME-INC / SME (firm no. 27028, type NS, expires 2027-01-31)Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
Public filings
- DOL Form 5500 filings, plan year beginning 2024-01-01, NAICS 541330: SME EMPLOYEES' SAVINGS PLAN AND TRUST (ACK_ID 20250718064150NAL0001275873001, 349 active participants); SOIL AND MATERIALS ENGINEERS, INC. GROUP HEALTH PLAN (ACK_ID 20250827065840NAL0016142816001, 370 active participants)Source: dol.gov/agencies/ebsa/about-ebsa/our-ac…
Rankings and awards
- Listed in the ENR 2026 Top 500 Design Firms.Source: enr.com/toplists/2026-top-500-design-fi…
Sources of record
- https://www.sme-usa.com/our-story/
- https://tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
- https://www.sme-usa.com/locations/
- https://www.sme-usa.com/
- https://www.sme-usa.com/about/leadership-team/
- https://www.dol.gov/agencies/ebsa/about-ebsa/our-activities/public-disclosure/foia/form-5500-datasets
- https://www.enr.com/toplists/2026-top-500-design-firms-3
Ownership tag: Ownership not published. Profiles are informational, compiled from public sources linked above. Firms may request corrections. A listing is not an endorsement.
