/Companies

Thunder Mountain Gold

OTC: THMG

Boise, US · Nevada corporation

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Thunder Mountain Gold is developing the South Mountain Project, an underground polymetallic mining operation in Idaho focused on extracting silver, zinc, gold, and copper from a historic site with existing infrastructure. The company targets low-cost, high-grade metal production with estimated initial capital expenditure of $50 million.

Founders & leadership

JC
Jim CollordVP and COO
RC
Ronald Chaseacting VP, Operations
LT
Larry ThackeryCFOLarry Thackery is CFO of Thunder Mountain Gold, which is developing an underground polymetallic mining operation in Idaho. He has experience in operations accounting and has worked on optimizing productivity and improving profitability in previous roles.
EJ
E. James CollordVice President/Chief Operating Officer/Director
ETEric T. Jones
Eric T. JonesPresident/Chief Executive Officer/Director

Board

PB
Paul BeckmanBoard director
DG
Doug GlaspeyBoard director
LD
Larry David KornzeBoard director
RN
Ralph NoyesBoard director
JS
James SabalaBoard director
ED
Edward D FieldsBoard director
JH
Joseph H BairdBoard director

Funding

SEC filings, press & company announcements

$3.8M disclosed across 6 of 7 rounds · 2014–2026

  • Undisclosed amountprivate placementAug 2026
    Source ↗
▶$2.5MraisedDec 2025 · 12 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Larry David KornzeDirector
  • Eric Todd JonesExecutive Officer, Director, Promoter
  • Ralph NoyesDirector
  • Doug GlaspeyDirector
  • Jim CollordExecutive Officer, Director, Promoter
  • Paul BeckmanDirector
  • Ronald ChaseExecutive Officer
  • Larry ThackeryExecutive Officer
  • James SabalaDirector
Offering amount
$4.5M
Amount sold
$2.5M
First sale
Oct 2025
Incorporated
Corporation, Nevada
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$27KraisedJan 2025 · 3 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Jim CollordExecutive Officer, Director, Promoter
  • Eric Todd JonesExecutive Officer, Director, Promoter
  • Paul BeckmanDirector
  • Doug GlaspeyDirector
  • Ronald ChaseExecutive Officer
  • Larry David KornzeDirector
  • Ralph NoyesDirector
  • James SabalaDirector
  • Larry ThackeryExecutive Officer
Offering amount
$81K
Amount sold
$27K
First sale
Dec 2024
Incorporated
Corporation, Nevada
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$250KraisedJul 2019 · 1 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Larry KronzeDirector
  • Larry ThackeryExecutive Officer
  • Jim CollordExecutive Officer, Director, Promoter
  • Eric Todd JonesExecutive Officer, Director, Promoter
  • Joesph BairdDirector
  • Paul BeckmanDirector
  • Ralph NoyesDirector
  • James SabalaDirector
Offering amount
$250K
Amount sold
$250K
First sale
Jun 2019
Incorporated
Corporation, Nevada
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$357KraisedApr 2018 · 11 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Joesph BairdDirector
  • Ralph NoyesDirector
  • Larry ThackeryDirector
  • Eric Todd JonesExecutive Officer, Director, Promoter
  • Jim CollardExecutive Officer, Director, Promoter
  • Paul BeckmanDirector
  • Larry KronzeDirector
  • James SabalaDirector
Amount sold
$357K
Minimum investment
$7K
First sale
Feb 2018
Incorporated
Corporation, Nevada
Federal exemptions
06b, 4a5
Full filing on SEC EDGAR ↗
▶$200KraisedMar 2018 · 3 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Jim CollordExecutive Officer, Director
  • Eric JonesExecutive Officer, Director
  • Paul BeckmanDirector
Offering amount
$750K
Amount sold
$200K
Minimum investment
$14K
First sale
Feb 2018
Incorporated
Corporation, Nevada
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$500KraisedMar 2015 · 32 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Eric T JonesExecutive Officer, Director, Promoter
  • Jim James CollordExecutive Officer, Director
  • Douglas J GlaspeyDirector
  • Larry KornzeDirector
  • Edward D FieldsDirector
  • Joseph H BairdDirector
Offering amount
$1.3M
Amount sold
$500K
Sales commissions
$15K
Placement agents
421 SHERMAN AVENUE
First sale
Nov 2014
Incorporated
Corporation, Nevada
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

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Frequently asked questions

What does Thunder Mountain Gold do?
Thunder Mountain Gold is developing the South Mountain Project, an underground polymetallic mining operation in Idaho focused on extracting silver, zinc, gold, and copper from a historic site with existing infrastructure. The company targets low-cost, high-grade metal production with estimated initial capital expenditure of $50 million.
How much funding has Thunder Mountain Gold raised?
Thunder Mountain Gold has disclosed $3.8M raised across 6 of its 7 known rounds.
Where is Thunder Mountain Gold headquartered?
Thunder Mountain Gold is headquartered in Boise, US.