M/S SIGMA CORP
M/S SIGMA CORP is a U.S. importer with 1,691 bill-of-lading shipment records between Jan 2020 and Aug 2022. It is the largest U.S. importer of Other cast articles of nonmalleable cast iron (HS 732510) by shipment count. Its top suppliers include CALCUTTA EXPORT COMPANY, M/S CALCUTTA SPRINGS LIMITED, and CALCUTTA SPRINGS LIMITED, primarily importing HS code 732510. Goods originate mainly from ROMANIA and SRI LANKA, arriving primarily at NEW YORK/NEWARK AREA, NEWARK, NJ. Shipment volume has risen over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/company/m-s-sigma-corp
See all 1,691 shipments of M/S SIGMA CORP with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (last 24 months)
No shipments have been filed under the name M/S SIGMA CORP since Aug 2022. Large importers often request manifest confidentiality from U.S. Customs, after which their shipments appear without a consignee name.
Trade flow: top suppliers → products
What M/S SIGMA CORP imports and from whom — the strongest supplier-product relationships in its shipment records. Hover a ribbon for details; click a name to open its profile.
The largest relationship is CALCUTTA EXPORT COMPANY → Other cast articles of nonmalleable cast iron with 1,346 shipments, followed by M/S CALCUTTA SPRINGS LIMITED → Cast fittings of nonmalleable cast iron (274) and CALCUTTA EXPORT COMPANY → Other cast articles of iron or steel, other (27).
Top suppliers
| Supplier | Shipments |
|---|---|
| CALCUTTA EXPORT COMPANY | 1,400 |
| M/S CALCUTTA SPRINGS LIMITED | 285 |
| CALCUTTA SPRINGS LIMITED | 4 |
| HIMTECH CASTINGS PLOT | 1 |
| M/S FERROMAX FOUNDRIES INDIA PVT LTD | 1 |
Top products (HS codes)
Unlock M/S SIGMA CORP’s full product & HS-code breakdownOrigin countries
| Country | Shipments |
|---|---|
| ROMANIA | 507 |
| SRI LANKA | 428 |
| CHINA | 239 |
| SINGAPORE | 185 |
| INDIA | 125 |
| N/A | 70 |
| SPAIN | 58 |
| REPUBLIC OF KOREA | 52 |
| MALAYSIA | 12 |
| BELGIUM | 11 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| NEW YORK/NEWARK AREA, NEWARK, NJ | 588 |
| HOUSTON, TX | 428 |
| SAVANNAH, GA | 219 |
| CHARLESTON, SC | 217 |
| LOS ANGELES, CA | 120 |
| SEATTLE, WA | 101 |
| LONG BEACH, CA | 16 |
| NEW YORK, NY | 1 |
| TACOMA, WA | 1 |
Other U.S. importers of Other cast articles of nonmalleable cast iron
Companies that also import Other cast articles of nonmalleable cast iron (HS 732510), ranked by shipment volume.
Frequently asked questions about M/S SIGMA CORP
Who are M/S SIGMA CORP's top suppliers?
Based on U.S. Customs bill-of-lading records, M/S SIGMA CORP's top suppliers include CALCUTTA EXPORT COMPANY, M/S CALCUTTA SPRINGS LIMITED, CALCUTTA SPRINGS LIMITED, HIMTECH CASTINGS PLOT, and M/S FERROMAX FOUNDRIES INDIA PVT LTD.
What does M/S SIGMA CORP import?
M/S SIGMA CORP's most frequent imports fall under HS codes 732510, 730711, and 732599.
Is M/S SIGMA CORP a major importer of Other cast articles of nonmalleable cast iron?
Yes — based on U.S. Customs bill-of-lading shipment counts, M/S SIGMA CORP is the largest U.S. importer of Other cast articles of nonmalleable cast iron (HS 732510).
Where does M/S SIGMA CORP import from?
M/S SIGMA CORP imports primarily from ROMANIA, SRI LANKA, and CHINA.
How many shipments does M/S SIGMA CORP have?
ImportDoor has 1,691 U.S. import shipment records for M/S SIGMA CORP, spanning Jan 2020 to Aug 2022.
Which U.S. ports does M/S SIGMA CORP use?
M/S SIGMA CORP's shipments arrive primarily at NEW YORK/NEWARK AREA, NEWARK, NJ and HOUSTON, TX.
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