General Contractor

The all-trades command center for general contractors

Run every trade and subcontractor from one board. Track crew time straight to payroll, price and sign change orders in the field, bill progress draws, and watch live job margin — from the jobsite to the ledger, in a single app.

Offline-first — works with zero signal GPS-geofenced crew time All trades, one dashboard

Bid to closeout

The whole job, one system

Everything a GC juggles across trades, subs and the office — connected end to end so nothing falls through the cracks.

Estimate / bidAward & schedule Crews & subsChange orders Progress billingCloseout

Every trade & sub, one board

Assign crews and subcontractors across all trades from a single dispatch board. Certs, tickets and expiries tracked per worker so no one's on site expired.

Geofenced crew time → payroll

Crews clock in by job and cost code; GPS blocks off-site punches. Hours roll straight into payroll and job costing — no paper timecards.

Work & material orders

Field crews raise work orders and material requests with zero prices on their screen. The office prices them, converts to invoices and POs, and auto-books the expense.

Change orders that stick

Capture, price and get change orders signed before out-of-scope hours are spent — tied straight to the invoice. Stop eating extras.

Live job costing & margins

Labour, materials and subs roll up to real-time budget vs. actual per project, with margin alerts before you blow the number.

Safety, submittals & closeout

Toolbox talks, FLHAs, permits, submittals, punch lists and warranty — signed on site and filed as printable records. Your liability paper trail, digital.

Why GCs run Seastack

One login instead of six tools

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See it in action

One project, two views — crew and command center

Crews get a big-button app that works with no signal. You get a live command center: every project, every trade, progress and margin at a glance.

💻 Your command center

Every project, trade and draw in one place — with live budget vs. actual the moment a shift is logged.

📱 On the jobsite

Glove-friendly and offline-first. Every hour is GPS-verified and cost-coded to the right project.

Run every trade from one command center

Create your account free in about a minute — no card, no contract. Scale to the full General Contractor plan when you're ready.

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