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Modular Sound Systems, INC.

1201 Armstrong St Unit a, Algonquin, IL 60102

ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 3 SOURCES

Operating signal within 12 months from two or more independent sources.

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Homepage of Modular Sound Systems, INC.
Their homepage, crawled JUL 2026

What they make

Audio and Video Equipment Manufacturing334310

Bag End manufactures professional loudspeaker systems including subwoofers, full-range speakers, amplifiers, processors, and active bass traps. The company serves applications in permanent installation, portable sound reinforcement, recording studios, screening rooms and home theater, musical instruments, auditoriums, theaters, houses of worship, and outdoor entertainment venues.

SUMMARIZED FROM THE COMPANY’S OWN WEBSITE

Where it is

42.17214, -88.30373 · CENSUS TIGER
COUNTY
METRO AREA
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STREET VIEW

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Every listed plant in McHenry County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 3 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

SourceEvidenceFirst seenLast seen
COMPANY SITEOPERATINGJUL 2026AUG 2026
SAM GOVOPERATINGNOV 2025NOV 2025
SBA LOANSEXISTENCEMAR 2015MAR 2015
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
GEOMCENSUS GEOCODERJUL 2026
SBA LOANSBA LOANSMAR 2015
WEBSITECOMPANY SITEJUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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