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Vendor Support

Invoice Support Information

At Capitol, we pride ourselves on providing fast and accurate invoicing to keep jobs moving along and to minimize administrative burdens. If you have a question regarding a current invoice, or simply want to understand the process better, do not hesitate to contact us.  

Vendor Support

Invoice Remittance Address Capitol Environmental Services Accounts Payable 200 Biddle Ave., Suite 205 Newark, DE 19702 Email