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CIK 0000728385 · Non-accelerated filer<br>Smaller reporting company

Birchtech Corp.

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Ticker
BCHT
Exchange
NYSE
Industry
Measuring & Controlling Devices, NEC
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
870398271
Phone
614-505-6115
Business address
1810 JESTER DRIVE, CORSICANA, TX, 75109
Former names
Midwest Energy Emissions Corp., China Youth Media, Inc., DIGICORP, INC., DIGICORP
  1. CORRESP Other Correspondence Between Filers and SEC Staff
  2. CORRESP Other Correspondence Between Filers and SEC Staff
  3. S-1/A Offering Registration Statement
  4. 8-A12B Other Registration of Securities
  5. CORRESP Other Correspondence Between Filers and SEC Staff
  6. CORRESP Other Correspondence Between Filers and SEC Staff
  7. S-1/A Offering Registration Statement
  8. S-1 Offering Registration Statement
  9. 8-K Event Other events
  10. 8-K Event Shareholder rights changed · Bylaws or fiscal year change
  11. 4 Shares withheld for taxes Director gave up 155,214 shares (to pay taxes)
  12. 4 Shares withheld for taxes President and CEO gave up 310,427 shares (to pay taxes)
  13. 4 Shares withheld for taxes Senior VP/Chief Tech Officer gave up 190,560 shares (to pay taxes)
  14. 10-Q Report Quarterly Report
  15. DRS Other Draft Registration Statement
  16. 10-Q Report Quarterly Report
  17. 4 Shares withheld for taxes Senior VP/Chief Tech Officer gave up 181,022 shares (to pay taxes)
  18. 4 Shares withheld for taxes President and CEO gave up 181,022 shares (to pay taxes)
  19. 8-K Event Executive or director change
  20. 10-Q Report Quarterly Report

Page 2 of 41 · 807 filings