http://www.streetinsider.com Latest StreetInsider.com News Articles en-us Copyright 2026, StreetInsider.com rss@streetinsider.com (SI RSS) rss@streetinsider.com (SI RSS) Wed, 24 Jun 2026 07:32:00 -0400 http://blogs.law.harvard.edu/tech/rss http://www.streetinsider.com/images/rss_logo.gif http://www.streetinsider.com 143 28 0 1 2 3 21 22 23 Saturday Sunday http://www.streetinsider.com/SEC+Filings/Form++ARS++++++++Birchtech+Corp.+++++++++++For%3A+Dec+31/26682211.html si-local-file:///var/storage/secattach/20260624/26682211.html http://www.streetinsider.com/SEC+Filings/Form++ARS++++++++Birchtech+Corp.+++++++++++For%3A+Dec+31/26682211.html Wed, 24 Jun 2026 07:32:00 -0400 BCHT O.01519840 http://www.streetinsider.com/SEC+Filings/Form++ARS++++++++Birchtech+Corp.+++++++++++For%3A+Dec+31/26682211.html si-local-file:///var/storage/secattach/20260624/26682211.html http://www.streetinsider.com/SEC+Filings/Form++ARS++++++++Birchtech+Corp.+++++++++++For%3A+Dec+31/26682211.html Wed, 24 Jun 2026 07:32:00 -0400 BCHT O.01519840 http://www.streetinsider.com/SEC+Filings/Form++DEF+14A++++Birchtech+Corp.+++++++++++For%3A+Jul+23/26682197.html si-local-file:///var/storage/secattach/20260624/26682197.html http://www.streetinsider.com/SEC+Filings/Form++DEF+14A++++Birchtech+Corp.+++++++++++For%3A+Jul+23/26682197.html Wed, 24 Jun 2026 07:30:00 -0400 BCHT O.01519840 http://www.streetinsider.com/SEC+Filings/Form++DEF+14A++++Birchtech+Corp.+++++++++++For%3A+Jul+23/26682197.html si-local-file:///var/storage/secattach/20260624/26682197.html http://www.streetinsider.com/SEC+Filings/Form++DEF+14A++++Birchtech+Corp.+++++++++++For%3A+Jul+23/26682197.html Wed, 24 Jun 2026 07:30:00 -0400 BCHT O.01519840 http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html <p>Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) announced the promotion of Jim Trettel to Chief Operating Officer, according to a company press release. Trettel joined the activated carbon technology company in 2014 and previously served as Executive Vice President of Operations.</p> <p>The newly appointed COO brings 36 years of experience in the dry bulk material-handling industry, including project management and engineering on multimillion-dollar turnkey contracts. In his expanded role, Trettel will oversee corporate operations spanning financial and administrative functions to technical in-field systems for the company's clean air and clean water technologies.</p> <p>Before joining Birchtech, Trettel spent 21 years in senior leadership http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html Wed, 10 Jun 2026 08:45:09 -0400 A.14698398 A.50206001 BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html <p>Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) announced the promotion of Jim Trettel to Chief Operating Officer, according to a company press release. Trettel joined the activated carbon technology company in 2014 and previously served as Executive Vice President of Operations.</p> <p>The newly appointed COO brings 36 years of experience in the dry bulk material-handling industry, including project management and engineering on multimillion-dollar turnkey contracts. In his expanded role, Trettel will oversee corporate operations spanning financial and administrative functions to technical in-field systems for the company's clean air and clean water technologies.</p> <p>Before joining Birchtech, Trettel spent 21 years in senior leadership http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html Wed, 10 Jun 2026 08:45:09 -0400 A.14698398 A.50206001 BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html <p>Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) announced the promotion of Jim Trettel to Chief Operating Officer, according to a company press release. Trettel joined the activated carbon technology company in 2014 and previously served as Executive Vice President of Operations.</p> <p>The newly appointed COO brings 36 years of experience in the dry bulk material-handling industry, including project management and engineering on multimillion-dollar turnkey contracts. In his expanded role, Trettel will oversee corporate operations spanning financial and administrative functions to technical in-field systems for the company's clean air and clean water technologies.</p> <p>Before joining Birchtech, Trettel spent 21 years in senior leadership http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html Wed, 10 Jun 2026 08:45:09 -0400 A.14698398 A.50206001 BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html <p>Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) announced the promotion of Jim Trettel to Chief Operating Officer, according to a company press release. Trettel joined the activated carbon technology company in 2014 and previously served as Executive Vice President of Operations.</p> <p>The newly appointed COO brings 36 years of experience in the dry bulk material-handling industry, including project management and engineering on multimillion-dollar turnkey contracts. In his expanded role, Trettel will oversee corporate operations spanning financial and administrative functions to technical in-field systems for the company's clean air and clean water technologies.</p> <p>Before joining Birchtech, Trettel spent 21 years in senior leadership http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html Wed, 10 Jun 2026 08:45:09 -0400 A.14698398 A.50206001 BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html <p>Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) announced the promotion of Jim Trettel to Chief Operating Officer, according to a company press release. Trettel joined the activated carbon technology company in 2014 and previously served as Executive Vice President of Operations.</p> <p>The newly appointed COO brings 36 years of experience in the dry bulk material-handling industry, including project management and engineering on multimillion-dollar turnkey contracts. In his expanded role, Trettel will oversee corporate operations spanning financial and administrative functions to technical in-field systems for the company's clean air and clean water technologies.</p> <p>Before joining Birchtech, Trettel spent 21 years in senior leadership http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html Wed, 10 Jun 2026 08:45:09 -0400 A.14698398 A.50206001 BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html <p>Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) announced the promotion of Jim Trettel to Chief Operating Officer, according to a company press release. Trettel joined the activated carbon technology company in 2014 and previously served as Executive Vice President of Operations.</p> <p>The newly appointed COO brings 36 years of experience in the dry bulk material-handling industry, including project management and engineering on multimillion-dollar turnkey contracts. In his expanded role, Trettel will oversee corporate operations spanning financial and administrative functions to technical in-field systems for the company's clean air and clean water technologies.</p> <p>Before joining Birchtech, Trettel spent 21 years in senior leadership http://www.streetinsider.com/Management+Changes/Birchtech+promotes+Jim+Trettel+to+chief+operating+officer/26627387.html Wed, 10 Jun 2026 08:45:09 -0400 A.14698398 A.50206001 BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Press+Releases/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html <p align="justify">CORSICANA, Texas, June 10, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE American: BCHT) (TSX: BCHT) (“Birchtech” or the “Company”), a leader in specialty activated carbon technologies for sustainable air and water treatment, today announced the promotion of Jim Trettel to Chief Operating Officer. Mr. Trettel joined the Company in 2014 and prior to his promotion served as the Company’s Executive Vice President of Operations playing a pivotal role in the early commercialization of Birchtech’s legacy SEA technology.</p> <p align="justify">Mr. Trettel possesses 36 years of experience in the dry bulk material-handling industry, including project management and engineering http://www.streetinsider.com/Globe+Newswire/Birchtech+Announces+Promotion+of+Jim+Trettel+to+Chief+Operating+Officer/26627378.html Wed, 10 Jun 2026 08:44:00 -0400 A.14698398 A.50206001 BCHT BCHT O.00115119 O.01519840 O.20154682 http://www.streetinsider.com/SEC+Filings/Form++PRE+14A++++Birchtech+Corp.+++++++++++For%3A+Jul+23/26617519.html si-local-file:///var/storage/secattach/20260608/26617519.html http://www.streetinsider.com/SEC+Filings/Form++PRE+14A++++Birchtech+Corp.+++++++++++For%3A+Jul+23/26617519.html Mon, 08 Jun 2026 16:15:00 -0400 BCHT O.01519840