FACTOR SYSTEMS, LLC. DBA BILLTRUST (A WHOLLY OWNED SUBSIDIARY OF BTRS

The Employer Identification Number (EIN) for FACTOR SYSTEMS, LLC. DBA BILLTRUST (A WHOLLY OWNED SUBSIDIARY OF BTRS is 83-3780685.

At a glance

EIN: 83-3780685 · 833780685
Legal name: FACTOR SYSTEMS, LLC. DBA BILLTRUST (A WHOLLY OWNED SUBSIDIARY OF BTRS
Also filed as: BTRS Holdings Inc.; FACTOR SYSTEMS, LLC.; FACTOR SYSTEMS, LLC (A WHOLLY OWNED SUBSIDIARY OF BTRS HOLDINGS, INC.); South Mountain Merger Corp.
Address on file: 1009 LENOX DRIVE, SUITE 101, LAWRENCEVILLE, NJ 08648
Records show: SEC filer; employer with a benefit plan; state registration
Latest record: 2026-07-10

State registration

Florida Division of Corporations (Sunbiz) bulk data · records as of 2026-07-10

Florida registration: Active · Foreign profit corporation; Source: Florida registry · as of 2026-07-10
Florida document number: F23000000807; Source: Florida registry · as of 2026-07-10
Registered in Florida: 2023-02-09; Source: Florida registry · as of 2026-07-10
Registered agent: C T CORPORATION SYSTEM; Source: Florida registry · as of 2026-07-10

Benefit plans

DOL Form 5500 filings (EFAST2) · records as of 2025-10-14

Benefit plan 1, 2024 filing: FACTOR SYSTEMS, LLC. DBA BILLTRUST (A WHOLLY OWNED SUBSIDIARY OF BTRS HOLDINGS); Source: DOL 5500 · as of 2025-10-14
Participants (start of year): 692; Source: DOL 5500 · as of 2025-10-14
Plan features: Profit-sharing; ERISA 404(c) plan; Participant-directed; 401(k) feature; 401(m) matching; Automatic enrollment; Source: DOL 5500 · as of 2025-10-14
Plan type: Single-employer plan; Source: DOL 5500 · as of 2025-10-14
Business code (NAICS): 541990; Source: DOL 5500 · as of 2025-10-14
Benefit plan 1, 2023 filing: FACTOR SYSTEMS, LLC. DBA BILLTRUST (A WHOLLY OWNED SUBSIDIARY OF BTRS HOLDINGS); Source: DOL 5500 · as of 2024-10-15
Participants (start of year): 859; Source: DOL 5500 · as of 2024-10-15
Plan features: Profit-sharing; ERISA 404(c) plan; Participant-directed; 401(k) feature; 401(m) matching; Automatic enrollment; Source: DOL 5500 · as of 2024-10-15
Plan type: Single-employer plan; Source: DOL 5500 · as of 2024-10-15
Business code (NAICS): 541990; Source: DOL 5500 · as of 2024-10-15

What this record is

Public filings that carry this EIN (DOL Form 5500 filings (EFAST2), Florida Division of Corporations (Sunbiz) bulk data and SEC EDGAR company filings), shown as filed. Nothing is scraped from the IRS, and a public-record match is not IRS TIN validation.

What it is not

Registry status, formation date, and registered agent come from the New Jersey Department of the Treasury, Division of Revenue and Enterprise Services (DORES); see the New Jersey business entity search.

If something is wrong

A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.

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