Field Review - Addition / Alteration - #700- 7th floor - (South Tower) Interior alterations to provide tenant improvements for this existing office tenant on the 7th floor (#700) of this existing commercial building on this site. Scope of work: remove glass partition walls to two offices and replace with drywall partition walls, & new doors. * District Building Inspector to determine if a Special Sprinker Inspection is required. Architectural

Best way to make contact

Contact the firm on this permit

1. Look them up below — most trade firms list a phone number and an enquiry form on their own site.
2. Ask whether the remaining trades on this job are covered. A builder holding a permit usually needs several subtrades they haven't booked yet.
3. Lead with the specific project, not a generic pitch. Naming the address and the work shows you did the homework.

This is business-to-business outreach, which sits outside the national Do Not Call rules — but anti-spam law still applies to email and texts.

Contractor on this permit

Tianu Construction & Services LTD.

This firm pulled the permit, so the general contractingwork is likely theirs. If you sub-trade, they're the one worth calling — ask whether they have the rest of the trades covered on this job.

Business name as published on the City record. Look up their contact details yourself — we don't collect or provide them.

From the public City record

Permit number

BP-2026-02530

Permit type

Addition / Alteration

Work class

Office Uses

Community

Downtown

Issued

9/2/2026

Estimated value

$2,000