Every fact below links to its source. Informational only. Ownership statements are limited to primary announcements and filings.
- Headquarters
- Spring Branch, TexasSource: msengr.com/about/history
- Founded
- About 1999: firm history timeline starts with first office in Bergheim in 1999Source: msengr.com/about/history
- Website
- msengr.comSource: msengr.com
- Ownership type
- Ownership not published
Legal name, DBA and former names
- M&S Engineering, LLC (Texas board record M & S ENGINEERING LLC)Source: msengr.com/about
Identifiers (UEI, state registrations)
- Texas TBPELS firm no. 1394, 26765.Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
Offices
- Eight offices across Texas; licenses in 21 additional states, per the firm history page.Source: msengr.com/about/history
Ownership type
- Ownership not published (sources searched: firm site including About, History and the Tortoise Wins essay; DOL Form 5500). The firm essay criticizes private equity buyouts and describes remaining independent; no ESOP or PE announcement found on primary pages.Source: msengr.com/the-tortoise-wins
Services and markets
- Electrical engineering, civil engineering, MEP, survey and subsurface utility engineering (SUE)Source: msengr.com/about
Leaders
- Brian Meuth, P.E., President and CEO.Source: msengr.com/about/team
- Jason Moseley, Managing Partner and COO.Source: msengr.com/about/team
- Jason Jones, Managing Partner and CFO.Source: msengr.com/about/team
Licences (board records)
- Texas TBPELS roster lists M & S ENGINEERING LLC (firm no. 1394, type NS, expires 2028-01-31); MS Design Services LLC (firm no. 26765, type SP, expires 2028-01-31)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: M&S COMPANIES 401(K) PLAN (ACK_ID 20250924154953NAL0017472482001, 324 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://msengr.com/about/
- https://tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
- https://msengr.com/about/history/
- https://msengr.com/
- https://msengr.com/the-tortoise-wins/
- https://msengr.com/about/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-4
Ownership tag: Ownership not published. Profiles are informational, compiled from public sources linked above. Firms may request corrections. A listing is not an endorsement.
