Company profile
Tombstone Exploration Corporation
OTC: TMBXF · Basic Materials · Other Precious Metals
#378 of 1,151 Basic Materials companies by revenue
EA Score
——FH —DQ 8GM —SS 30
v0.1 · 25/100 weight · pillars only
↑ listing tenure, balance-sheet leverage · ↓ workforce scale, market scale
Methodology →Revenue TTM
$0
Rev growth YoY (TTM)
needs 8 qtrs
Net income (FY)
-$1.8M
Employees
1
as of 2026-08-03
Market cap
$1.1k
as of 2026-08-03
Financials — latest annual
SEC EDGAR · USD-normalizedConceptUSDNativeFY
Revenue$0$02020
Net income-$1.8M-$1.8M2021
Operating income-$1.0M-$1.0M2021
Total assets$3.0M$3.0M2021
Liabilities$845.5k$845.5k2021
Equity$2.2M$2.2M2021
Revenue trend
FY2011 – FY2020 · USD
FY11
FY11
FY12
FY13
FY18
FY19
FY20
Revenue by segment
No segmentation disclosed for this filer. n/a
The read
What is Tombstone Exploration Corporation’s revenue?
Tombstone Exploration Corporation booked $0 in FY2020 revenue — among the slowest-growing Basic Materials companies we track, at a -Infinity% net margin.
Peers · Basic Materials
Gallery Resources Limited——Stelmine Canada Ltd.——Alderon Iron Ore Corp.——Centor Energy, Inc.——Nautilus Minerals Inc.——Fabled Silver Gold Corp.——Neighbors
Maricopa →Key facts
CEOAlan Montague Brown
SectorBasic Materials
IndustryOther Precious Metals
HeadquartersScottsdale, AZ
ExchangeOTC: TMBXF
Employees1
IPO date2000-06-06
Financials: SEC EDGAR (XBRL), USD-normalized per IAS 21 · TTM/quarterly + segments: FMP from filed disclosures · Filings: EDGAR submissions. County headcount and EA Score are in progress — see docs/DATA_GAPS.md.