General information for The M.A.S.S. Group, Inc.
Physical address
1505 N 43rd St, East Saint Louis, Il, 62204
Mailing address
4020 Green Mount Crossing Dr, # 312, Ofallon, IL, 62269
Website
themassgroupinc.com
Points of contact for The M.A.S.S. Group, Inc.
SAM.gov Points of Contact
Zelman
Sanders
Government Business POC
Electronic Business POC
Mr
4020 Green Mount Crossing Dr, Suite 312, Ofallon, IL, 62269
Additional contact details may be available
NAICS codes for The M.A.S.S. Group, Inc.
| Code | Description | Small Business |
|---|---|---|
|
484121
PRIMARY
|
General Freight Trucking, Long-Distance, Truckload
|
Yes
|
| 238130 | Framing Contractors | Yes |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Yes |
| 238320 | Painting and Wall Covering Contractors | Yes |
|
238330
|
Flooring Contractors
|
Yes
|
|
561720
|
Janitorial Services
|
Yes
|
|
561730
|
Landscaping Services
|
Yes
|
Update history
2 change(s) tracked
Aug 4, 2026
NAICS 484121 became the primary code
Aug 4, 2026
NAICS 238320 is no longer the primary code
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