Commercial contractor · Columbus, OH

Retro-Tech Systems LLC

2 commercial and multifamily permits on 2 projects since Jun 29. Most recent permit issued June 29, 2026.

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Month	Permits
June '26	2

Work by trade

A project shows here 30 days after Retro-Tech Systems LLC’s first permit on it. Newer jobs and phone numbers are included with Pro.

Latest permit	Project	Type	Value
Oct 20	3415 Vision Dr · 43219	commercialBuilding, Fire protection, MEP	$36.1M
Oct 22	1111 Polaris Pkwy · 43240	commercialBuilding, Fire protection, MEP	$36.4M

Retro-Tech Systems LLC pulled 2 commercial and multifamily building permits in Columbus, OH between June 29, 2026 and June 29, 2026, on 2 projects.
Those projects declare $72.5M of construction value in all.
Most of its permits are for MEP work (2).
A recent public project: 3415 Vision Dr (latest permit October 20, 2026).

Source: building permit records from official city open-data portals, checked daily. Data through June 29, 2026. How we count