ACCOUNTS RECEIVABLE, NET

6 Months Ended

Jun. 30, 2021

Receivables [Abstract]

ACCOUNTS RECEIVABLE, NET

3. ACCOUNTS RECEIVABLE, NET

The following table sets forth the components of the Company’s accounts receivable at June 30, 2021, and December 31, 2020: 

	June 30, 2021			December 31, 2020
Billed accounts receivable	$	553,265		$	443,806
Unbilled accounts receivable		195,959			188,029
Allowance for doubtful accounts		(43,903	)		(43,903	)
Total accounts receivable, net	$	705,321		$	587,932

During the six months ended June 30, 2021, the Company had four customers that accounted for 76.5% of revenues and four customers that accounted for 82.5% of accounts receivable. During the year ended December 31, 2020, the Company had three customers that accounted for 68.5% of revenues and one customer that accounted for 29.9% of accounts receivable.