# NYC Department of Buildings

NYC Department of Buildings is a public licensing or registration record. We cross-reference it against trader profiles as independent evidence when checking a trader.

- Type: License required by law
- Contractors with an NYC Department of Buildings entry in the public data we track: 18,230
- Data collected up to: Jul 11, 2026
- Page: https://us.mytrustedtraders.com/certifications/nyc-department-of-buildings

Counts reflect collected public entries, not official membership totals. Absence from this data does not mean a contractor is unregistered.

## Where holders are

- NY: 17,355
- NJ: 588
- CT: 67
- PA: 38
- CA: 30
- FL: 21
- MA: 17
- TX: 14
- IL: 13
- MD: 9

## Trades that hold it

- Builder: 9,709
- Electrician: 3,648
- special inspection: 1,527
- Plumber: 1,141
- rigging: 658
- concrete testing: 518
- fire suppression: 467
- hoist operator: 413

## NYC Department of Buildings holders with review evidence

A slice of holders that also have customer reviews on MyTrustedTraders. This is not the register itself.

- **Horsepower Electric**: electrician · Brooklyn, NY · 60 reviews. https://us.mytrustedtraders.com/traders/horsepower-electric
- **Armtech Industries Corp**: residential general remodel contractor · Belleville, NJ · 33 reviews. https://us.mytrustedtraders.com/traders/armtech-industries-corp
- **Ariel Services, Inc.**: plumber · New York, NY · 25 reviews. https://us.mytrustedtraders.com/traders/ariel-services-inc
- **Dovetail Group Llc**: 15 reviews. https://us.mytrustedtraders.com/traders/guildquality-9f759f893fc3afb7
- **Tc Construction Services**: 6 reviews. https://us.mytrustedtraders.com/traders/guildquality-27477a89e97dabd6

## Common questions

### What is NYC Department of Buildings?

NYC Department of Buildings is a public licensing or registration record. We cross-reference it against trader profiles as independent evidence when checking a trader. (License required by law.)

### How many contractors hold NYC Department of Buildings?

We track 18,230 contractors with an NYC Department of Buildings entry, based on register and listing data collected up to Jul 11, 2026. This reflects the public entries we have collected, not necessarily the scheme's complete membership.

### How do I check whether a specific contractor holds NYC Department of Buildings?

Look the contractor up on MyTrustedTraders. Profiles show the credentials we have found for them, alongside reviews and other public evidence. Ask the contractor for their registration details too.