Property, Plant and Equipment (Tables)

6 Months Ended

Jun. 30, 2026

Property, plant and equipment at June 30, 2026 and December 31, 2025 consisted of the following:


	Estimated Useful Life (in Years)	June 30, 2026		December 31, 2025
Energy systems	10 - 15 years	$	2,557,726	$	2,488,929
Machinery and equipment	5 - 7 years	1,506,449		1,631,139
Furniture and fixtures	5 years	283,098		270,837
Computer software	3 - 5 years	192,865		192,865
Leasehold improvements	*	1,195,016		1,166,708
		5,735,154		5,750,478
Less - accumulated depreciation and amortization		(4,204,845)		(4,141,157)
Property, plant and equipment, net		$	1,530,309	$	1,609,321

* Lesser of estimated useful life of asset or lease term