Construction Estimating & Pre-Construction
Find the work. Price the work. Win the work.
Detailed material & labor take-offs, sharp estimating, and bid preparation for contractors who want to win more profitable work — local and out of state.
Company Offers
Every service is built for one outcome: better bids, won more often.
Local & out-of-state project leads, so your pipeline never runs dry.
Precise quantity take-offs from plans — the foundation every accurate bid stands on.
Line-by-line cost estimating that leaves nothing to guesswork.
Complete, professional bid packages assembled and ready to submit.
Careful review of contract terms before you sign — know what you're agreeing to.
Planning and consulting that de-risks the job before ground ever breaks.
How It Works
We surface project leads that fit your trade, your size, and your market.
Take-offs and detailed estimates that price the job right — tight but profitable.
Polished bid packages and contract review that help you close with confidence.
Why 303 BIDS
303 BIDS is a Denver-based pre-construction partner for contractors. No crews to manage, no jobs to juggle — just the numbers, the paperwork, and the plan, done right.
Get In Touch
Tell us about the project. We'll talk through what you need priced.