General information for Gross Mechanical Inc
Physical address
146 President St, Saint Louis, Mo, 63118
Mailing address
146 President St, Saint Louis, MO, 63118
Website
grossmechanical.com
Points of contact for Gross Mechanical Inc
SAM.gov Points of Contact
CHARLES
GROSS
Government Business POC
PRESIDENT
146 PRESIDENT STREET, ST LOUIS, MO, 63118
Marc
Reisenberger
Alternate Government Business POC
CFO
146 PRESIDENT STREET, ST LOUIS, MO, 63118
Marc
Riesneberger
Electronic Business POC
CFO
146 PRESIDENT STREET, ST LOUIS, MO, 63118
Additional contact details may be available
NAICS codes for Gross Mechanical Inc
| Code | Description | Small Business |
|---|---|---|
| 238220 PRIMARY | Plumbing, Heating, and Air-Conditioning Contractors | Yes |
PSC codes for Gross Mechanical Inc
Update history
3 change(s) tracked
Aug 8, 2026
Added business type 23 — Minority-Owned Business
Added business type A5 — Veteran-Owned Business
Added business type OY — Black American Owned
Aug 8, 2026
Added PSC J047 — MAINTENANCE, REPAIR, AND REBUILDING OF EQUIPMENT- PIPE, TUBING, HOSE, AND FIT…
Added PSC K047 — MODIFICATION OF EQUIPMENT- PIPE, TUBING, HOSE, AND FITTINGS
Added PSC N047 — INSTALLATION OF EQUIPMENT- PIPE, TUBING, HOSE, AND FITTINGS
Removed PSC Y1EZ — CONSTRUCTION OF OTHER INDUSTRIAL BUILDINGS
Removed PSC Y1FB — CONSTRUCTION OF RECREATIONAL BUILDINGS
Removed PSC Y1FD — CONSTRUCTION OF DINING FACILITIES
Removed PSC Y1GB — CONSTRUCTION OF FOOD OR GRAIN STORAGE BUILDINGS
Removed PSC Y1GC — CONSTRUCTION OF FUEL STORAGE BUILDINGS
Removed PSC Y1GD — CONSTRUCTION OF OPEN STORAGE FACILITIES
Removed PSC Y1GZ — CONSTRUCTION OF OTHER WAREHOUSE BUILDINGS
Removed PSC Y1HA — CONSTRUCTION OF GOVERNMENT-OWNED CONTRACTOR-OPERATED (GOCO) R&D FACILITIES
Removed PSC Y1HB — CONSTRUCTION OF GOVERNMENT-OWNED GOVERNMENT-OPERATED (GOGO) R&D FACILITIES
Removed PSC Y1HC — CONSTRUCTION OF GOVERNMENT-OWNED CONTRACTOR-OPERATED (GOCO) ENVIRONMENTAL LAB…
Removed PSC Y1HZ — CONSTRUCTION OF GOVERNMENT-OWNED GOVERNMENT-OPERATED (GOGO) ENVIRONMENTAL LAB…
Removed PSC Y1JA — CONSTRUCTION OF MUSEUMS AND EXHIBITION BUILDINGS
Removed PSC Y1JB — CONSTRUCTION OF TESTING AND MEASUREMENT BUILDINGS
Removed PSC Y1JZ — CONSTRUCTION OF MISCELLANEOUS BUILDINGS
Removed PSC Y1MA — CONSTRUCTION OF EPG FACILITIES - COAL
Removed PSC Y1MB — CONSTRUCTION OF EPG FACILITIES - GAS
Removed PSC Y1MC — CONSTRUCTION OF EPG FACILITIES - GEOTHERMAL
Removed PSC Y1MD — CONSTRUCTION OF EPG FACILITIES - HYDRO
Removed PSC Y1ME — CONSTRUCTION OF EPG FACILITIES - NUCLEAR
Removed PSC Y1MF — CONSTRUCTION OF EPG FACILITIES - PETROLEUM
Removed PSC Y1MZ — CONSTRUCTION OF EPG FACILITIES - OTHER, INCLUDING TRANSMISSION
Removed PSC Y1NA — CONSTRUCTION OF FUEL SUPPLY FACILITIES
Removed PSC Y1NB — CONSTRUCTION OF HEATING AND COOLING PLANTS
Removed PSC Y1NC — CONSTRUCTION OF POLLUTION ABATEMENT AND CONTROL FACILITIES
Removed PSC Y1ND — CONSTRUCTION OF SEWAGE AND WASTE FACILITIES
Removed PSC Y1NE — CONSTRUCTION OF WATER SUPPLY FACILITIES
Removed PSC Y1NZ — CONSTRUCTION OF OTHER UTILITIES
Removed PSC Y1PA — CONSTRUCTION OF RECREATION FACILITIES (NON-BUILDING)
Removed PSC Y1PD — CONSTRUCTION OF WASTE TREATMENT AND STORAGE FACILITIES
Removed PSC Y1PZ — CONSTRUCTION OF OTHER NON-BUILDING FACILITIES
Removed PSC Y1QA — CONSTRUCTION OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)
Removed PSC Z1AA — MAINTENANCE OF OFFICE BUILDINGS
Removed PSC Z1AZ — MAINTENANCE OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS
Removed PSC Z1BE — MAINTENANCE OF AIRPORT TERMINALS
Removed PSC Z1BG — MAINTENANCE OF ELECTRONIC AND COMMUNICATIONS FACILITIES
Removed PSC Z1BZ — MAINTENANCE OF OTHER AIRFIELD STRUCTURES
Removed PSC Z1CA — MAINTENANCE OF SCHOOLS
Removed PSC Z1CZ — MAINTENANCE OF OTHER EDUCATIONAL BUILDINGS
Removed PSC Z1DB — MAINTENANCE OF LABORATORIES AND CLINICS
Removed PSC Z1DZ — MAINTENANCE OF OTHER HOSPITAL BUILDINGS
Removed PSC Z1EB — MAINTENANCE OF MAINTENANCE BUILDINGS
Removed PSC Z1EC — MAINTENANCE OF PRODUCTION BUILDINGS
Removed PSC Z1EZ — MAINTENANCE OF OTHER INDUSTRIAL BUILDINGS
Removed PSC Z1FB — MAINTENANCE OF RECREATIONAL BUILDINGS
Removed PSC Z1FD — MAINTENANCE OF DINING FACILITIES
Removed PSC Z1FE — MAINTENANCE OF RELIGIOUS FACILITIES
Removed PSC Z1GB — MAINTENANCE OF FOOD OR GRAIN STORAGE BUILDINGS
Removed PSC Z1GC — MAINTENANCE OF FUEL STORAGE BUILDINGS
Removed PSC Z1GD — MAINTENANCE OF OPEN STORAGE FACILITIES
Removed PSC Z1GZ — MAINTENANCE OF OTHER WAREHOUSE BUILDINGS
Removed PSC Z1HA — MAINTENANCE OF GOVERNMENT-OWNED CONTRACTOR-OPERATED (GOCO) R&D FACILITIES
Removed PSC Z1HB — MAINTENANCE OF GOVERNMENT-OWNED GOVERNMENT-OPERATED (GOGO) R&D FACILITIES
Removed PSC Z1HC — MAINTENANCE OF GOVERNMENT-OWNED CONTRACTOR-OPERATED (GOCO) ENVIRONMENTAL LABO…
Removed PSC Z1HZ — MAINTENANCE OF GOVERNMENT-OWNED GOVERNMENT-OPERATED (GOGO) ENVIRONMENTAL LABO…
Removed PSC Z1JB — MAINTENANCE OF TESTING AND MEASUREMENT BUILDINGS
Removed PSC Z1JZ — MAINTENANCE OF MISCELLANEOUS BUILDINGS
Removed PSC Z1MA — MAINTENANCE OF EPG FACILITIES - COAL
Removed PSC Z1MB — MAINTENANCE OF EPG FACILITIES - GAS
Removed PSC Z1MC — MAINTENANCE OF EPG FACILITIES - GEOTHERMAL
Removed PSC Z1ME — MAINTENANCE OF EPG FACILITIES - NUCLEAR
Removed PSC Z1MF — MAINTENANCE OF EPG FACILITIES - PETROLEUM
Removed PSC Z1MZ — MAINTENANCE OF EPG FACILITIES - OTHER, INCLUDING TRANSMISSION
Removed PSC Z1NA — MAINTENANCE OF FUEL SUPPLY FACILITIES
Removed PSC Z1NB — MAINTENANCE OF HEATING AND COOLING PLANTS
Removed PSC Z1NC — MAINTENANCE OF POLLUTION ABATEMENT AND CONTROL FACILITIES
Removed PSC Z1ND — MAINTENANCE OF SEWAGE AND WASTE FACILITIES
Removed PSC Z1NE — MAINTENANCE OF WATER SUPPLY FACILITIES
Removed PSC Z1NZ — MAINTENANCE OF OTHER UTILITIES
Removed PSC Z1PD — MAINTENANCE OF WASTE TREATMENT AND STORAGE FACILITIES
Removed PSC Z1PZ — MAINTENANCE OF OTHER NON-BUILDING FACILITIES
Removed PSC Z1QA — MAINTENANCE OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)
Removed PSC Z200 — REPAIR OR ALTERATION OF STRUCTURES AND FACILITIES
Removed PSC Z2AA — REPAIR OR ALTERATION OF OFFICE BUILDINGS
Removed PSC Z2AZ — REPAIR OR ALTERATION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS
Removed PSC Z2BE — REPAIR OR ALTERATION OF AIRPORT TERMINALS
Removed PSC Z2BG — REPAIR OR ALTERATION OF ELECTRONIC AND COMMUNICATIONS FACILITIES
Removed PSC Z2CA — REPAIR OR ALTERATION OF SCHOOLS
Removed PSC Z2CZ — REPAIR OR ALTERATION OF OTHER EDUCATIONAL BUILDINGS
Removed PSC Z2DA — REPAIR OR ALTERATION OF HOSPITALS AND INFIRMARIES
Removed PSC Z2DB — REPAIR OR ALTERATION OF LABORATORIES AND CLINICS
Removed PSC Z2DZ — REPAIR OR ALTERATION OF OTHER HOSPITAL BUILDINGS
Removed PSC Z2EB — REPAIR OR ALTERATION OF MAINTENANCE BUILDINGS
Removed PSC Z2EC — REPAIR OR ALTERATION OF PRODUCTION BUILDINGS
Removed PSC Z2EE — REPAIR OR ALTERATION OF TANK AUTOMOTIVE FACILITIES
Removed PSC Z2EZ — REPAIR OR ALTERATION OF OTHER INDUSTRIAL BUILDINGS
Removed PSC Z2GB — REPAIR OR ALTERATION OF FOOD OR GRAIN STORAGE BUILDINGS
Removed PSC Z2GC — REPAIR OR ALTERATION OF FUEL STORAGE BUILDINGS
Removed PSC Z2GD — REPAIR OR ALTERATION OF OPEN STORAGE FACILITIES
Removed PSC Z2GZ — REPAIR OR ALTERATION OF OTHER WAREHOUSE BUILDINGS
Removed PSC Z2HA — REPAIR OR ALTERATION OF GOVERNMENT-OWNED CONTRACTOR-OPERATED (GOCO) R&D FACIL…
Removed PSC Z2HB — REPAIR OR ALTERATION OF GOVERNMENT-OWNED GOVERNMENT-OPERATED (GOGO) R&D FACIL…
Removed PSC Z2HC — REPAIR OR ALTERATION OF GOVERNMENT-OWNED CONTRACTOR-OPERATED (GOCO) ENVIRONME…
Removed PSC Z2HZ — REPAIR OR ALTERATION OF GOVERNMENT-OWNED GOVERNMENT-OPERATED (GOGO) ENVIRONME…
Removed PSC Z2JZ — REPAIR OR ALTERATION OF MISCELLANEOUS BUILDINGS
Removed PSC Z2MA — REPAIR OR ALTERATION OF EPG FACILITIES - COAL
Removed PSC Z2MB — REPAIR OR ALTERATION OF EPG FACILITIES - GAS
Removed PSC Z2MC — REPAIR OR ALTERATION OF EPG FACILITIES - GEOTHERMAL
Removed PSC Z2ME — REPAIR OR ALTERATION OF EPG FACILITIES - NUCLEAR
Removed PSC Z2MF — REPAIR OR ALTERATION OF EPG FACILITIES - PETROLEUM
Removed PSC Z2MZ — REPAIR OR ALTERATION OF EPG FACILITIES - OTHER, INCLUDING TRANSMISSION
Removed PSC Z2NA — REPAIR OR ALTERATION OF FUEL SUPPLY FACILITIES
Removed PSC Z2NB — REPAIR OR ALTERATION OF HEATING AND COOLING PLANTS
Removed PSC Z2NC — REPAIR OR ALTERATION OF POLLUTION ABATEMENT AND CONTROL FACILITIES
Removed PSC Z2ND — REPAIR OR ALTERATION OF SEWAGE AND WASTE FACILITIES
Removed PSC Z2NE — REPAIR OR ALTERATION OF WATER SUPPLY FACILITIES
Removed PSC Z2NZ — REPAIR OR ALTERATION OF OTHER UTILITIES
Removed PSC Z2PD — REPAIR OR ALTERATION OF WASTE TREATMENT AND STORAGE FACILITIES
Removed PSC Z2PZ — REPAIR OR ALTERATION OF OTHER NON-BUILDING FACILITIES
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