2018

2017

Non-cash investing and financing activities:

Acquisition of equipment through capital lease

$

2,225,685

$

5,323,864

Revolver loan converted to term loan

$

2,500,000

$

-

Acquisition of buildings through note payable

$

-

$

318,750

Acquisition of equipment from related party in
exchange for receivable and/or note payable

$

-

$

1,469,713

Acquisition of equipment in accounts payable

$

373,214

$

102,019

Conversion of related party accrued interest to
long-term debt

$

-

$

2,475,690

Warrants issued as debt service costs

$

-

$

120,000

Preferred dividend accrual

$

-

$

29,726

Supplemental information:

Interest paid

$

1,347,364

$

1,183,781