Property, Plant and Equipment (Tables)

6 Months Ended

Jun. 30, 2025

Property, plant and equipment at June 30, 2025 and December 31, 2024 consisted of the following:


	Estimated Useful Life (in Years)	June 30, 2025		December 31, 2024
Energy systems	10 - 15 years	$	2,810,232	$	2,810,232
Machinery and equipment	5 - 7 years	1,613,697		1,598,538
Furniture and fixtures	5 years	249,498		224,868
Computer software	3 - 5 years	192,865		192,865
Leasehold improvements	*	1,114,592		906,739
		5,980,884		5,733,242
Less - accumulated depreciation and amortization		(4,160,825)		(3,995,206)
Property, plant and equipment, net		$	1,820,059	$	1,738,036

* Lesser of estimated useful life of asset or lease term