Mark Seifer
Operator of record for 5 catalogued wells across 1 state. Every well below links to its full registry page.
Wells operated
5
Active
5
Plugged
0
Orphaned
0
Portfolio by state
No per-state breakdown available.
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 100%
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Claim your operator profileNotable wells operated by Mark Seifer
| Well | API # | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Gamm 001 | 17-017-21745 | Active | Oil | Caddo, LA | Mark Seifer | 3,440 ft |
| Chambless 001 | 17-119-20595 | Active | Oil | Webster, LA | Mark Seifer | 3,269 ft |
| Gamm R 002 | 17-017-36348 | Active | Oil | Caddo, LA | Mark Seifer | 2,400 ft |
| Gamm R 001 | 17-017-36049 | Active | Oil | Caddo, LA | Mark Seifer | 2,300 ft |
| Gamm Swd 001 | 17-017-88509 | Active | Injection | Caddo, LA | Mark Seifer | 960 ft |
Deepest first where depth is published; find any well via search.
Frequently asked questions
How many wells does Mark Seifer operate?
Mark Seifer is the operator of record for 5 catalogued oil & gas wells. Only wells in states WellCensus has ingested are counted.
How many of Mark Seifer's wells are still active?
5 of Mark Seifer's catalogued wells are active; 0 are plugged & abandoned.
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).