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From idea to done.

J.a. Jennings, INC | New York City Contractor | Sinra.ai

HomeContractorsJ.a. Jennings, INC

JA

General ConstructionGeneral Contractor

J.a. Jennings, INC

License #034995 · 211 East 43rd Street Ste 1400

20
projects on record: 3
neighborhoods served: $2,942 – $5.2M
price range · 12 recent: General Contractor
license type

Winston

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Service areas

Manhattan Manhattan

Trades

Mechanical Systems General Construction Structural

Recent projects

Reported costs from permit filings

Mechanical Systems Work at 501 7 Avenue, Manhattan

Mechanical SystemsMidtown-Times Square · Manhattan · Jul 15, 2026

$2,942

Issued

General Construction at 501 7th Avenue, Manhattan

General ConstructionMidtown-Times Square · Manhattan · Jul 10, 2026

$5.2M

Issued

General Construction Modifications at 501 7th Avenue, Manhattan

General ConstructionMidtown-Times Square · Manhattan · Jul 10, 2026

$120,044

Issued

Mechanical Systems Modifications at 501 7 Avenue, Manhattan

Mechanical SystemsMidtown-Times Square · Manhattan · Jul 10, 2026

$1.4M

Issued

Interior Partition Work at 280 Park Avenue, Manhattan

General ConstructionMidtown-Times Square · Manhattan · Jun 15, 2026

$139,600

Issued

Mechanical Systems Upgrade at 280 Park Avenue, Manhattan

Mechanical SystemsMidtown-Times Square · Manhattan · Jun 10, 2026

$18,000

Issued

Structural Modifications at 555 Broadway, Manhattan

StructuralSoHo-Little Italy-Hudson Square · Manhattan · May 29, 2026

$174,996

Issued

Mechanical Duct Work at 45 Rockefeller Plaza, Manhattan

Mechanical SystemsMidtown-Times Square · Manhattan · May 27, 2026

$200,000

Issued

General Construction at 45 Rockefeller Plaza, Manhattan

General ConstructionMidtown-Times Square · Manhattan · May 27, 2026

$1M

Issued

Mechanical System Upgrades at 45 Rockefeller Plaza, Midtown

Mechanical SystemsMidtown-Times Square · Manhattan · May 14, 2026

$54,840

Issued

General Construction at 45 Rockefeller Plaza, Manhattan

General ConstructionMidtown-Times Square · Manhattan · May 14, 2026

$107,011

Issued

Interior Partitions at 45 Rockefeller Plaza, Manhattan

General ConstructionMidtown-Times Square · Manhattan · May 12, 2026

$80,000

Issued

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