Installation of two new chillers on the seventh-floor roof
Alteration or repair at 21-53 Summer St, Boston
Boston Inspectional Services Department permit ALT1819585: issued May 8, 2026 for alteration or repair work at 21-53 Summer St. Installation of two new chillers on the seventh-floor roof. Additional support steel, mechanical piping, and wiring of the units will be taking place. There will be no work related to fire alarm, smoke detectors, and no new wall construction.eplan.
- Permit number
- ALT1819585
- Issued
- Type of work
- Alteration or repair
- Status
- Issued
- Reported cost
- $3,554,969
- ZIP code
- 02110
- City's category
- Other, Long Form/Alteration Permit
- City's status
- Open
- Source
- Boston Inspectional Services Department permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 21-53 Summer St, and what's permitted nearby
Boston Inspectional Services Department updated its data Oct 4, 2026. We checked it Oct 5, 12:34 UTC. Official data.
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