BCHT · Birchtech Corp. · Shareholders & Ownership

2 customers — 47% of revenue (three months ended June 30, 2026)

“For the three month period ended June 30, 2026, two customers represented 47%, and 12% of the Company's revenues”

2 customers — 37% of revenue (six months ended June 30, 2026)

“For the six month period ended June 30, 2026, two customers represented 37%, and 16% of the Company's revenues”

One customer — 16% of revenue (six months ended June 30, 2026)

“For the six month period ended June 30, 2026, two customers represented 37%, and 16% of the Company's revenues”

One customer — 12% of revenue (three months ended June 30, 2026)

“For the three month period ended June 30, 2026, two customers represented 47%, and 12% of the Company's revenues”

2 customers — 49% of receivables (June 30, 2026)

“At June 30, 2026, two customers represented 49%, and 10% of the Company's accounts receivable”

One customer — 10% of receivables (June 30, 2026)

“At June 30, 2026, two customers represented 49%, and 10% of the Company's accounts receivable”

2 customers — 51% of receivables (December 31, 2025)

“at December 31, 2025, two customers represented 51%, and 14% of the Company's accounts receivable”

One customer — 14% of receivables (December 31, 2025)

“at December 31, 2025, two customers represented 51%, and 14% of the Company's accounts receivable”