Built for how Montana builds.
Post your project. Invite your subs with a secure link. Watch bids land on your screen in real time.
No plan-room subscriptions. No faxed addenda. No unverified strangers.
Post a bid room
Quick post — trades, budget & deadline
Now onboarding founding GCs in Gallatin County — be among the first on Montana Bidroom.
Your subs don't need an account.
Send subs a private link to their exact trade package. They access it instantly — no account needed. When you invite a sub, they receive a unique secure link, land directly on the plan room, download drawings, enter their price, attach their proposal PDF, and hit Submit.
GC copies link
Share a secure link to your Electrical trade package.
Invite link
montanabidroom.com/projects/p-demo?invite=inv-k7m2x9
500 pages. Your trade. 3 seconds.
Commercial spec manuals run 500 to 1,000 pages. A drywaller shouldn't have to read all of it to find their 3 pages. Sub Pro subscribers type in their trade and the AI instantly pulls every requirement, submittal rule, and material standard that applies to them. Clean bulleted list. CSI section numbers included. Saves 2+ hours per bid.
You
I'm bidding the HVAC package — what does this spec actually require from me?
Assistant
Done in ~3 sec- 23 05 00Common Work Results for HVAC
- 23 07 00HVAC Insulation
- 23 09 00Instrumentation and Control for HVAC
- 23 21 00Hydronic Piping and Pumps
- 23 33 00Air Duct Accessories
- 23 81 00Decentralized Unitary HVAC Equipment
6 sections matched · includes submittals, product data, and execution requirements.
Electrical Package
0 bids
Waiting for bids…
Watch bids land in real time.
The moment a sub clicks Submit, their price appears on your comparison screen — auto-sorted lowest to highest. No refreshing. No chasing. Every bid includes price, inclusions, exclusions, and proposal PDF. All in one place.
Projects coming soon.
Projects coming soon — onboarding founding GCs now.
Be among the first contractors on Montana Bidroom when we launch in Gallatin County.
Start with eMACS. Finish with Montana Bidroom.
Montana's public construction projects are already listed on eMACS — for free. Montana Bidroom is where you manage everything that happens next: trade packages, secure sub invites, AI scope extraction, and live bid comparison. No plan-room subscription to find public projects.
eMACS
Public project listing
- State highway bridge — Gallatin Co.
- School HVAC upgrade — Missoula
Free discovery
Montana Bidroom
Bid workflow layer
- Trade packages & sub invites
- AI scope extraction & live bids
Manage everything next
Own property in Montana?
Post your project and let Montana contractors with credentials on file come to you. No more shopping around. $39/month — cancel after your project is awarded.
Simple project wizard
No spec manuals required
Contractors express interest — you choose who to engage.
Montana contractors, for Montana contractors.
Every contractor on Montana Bidroom self-attests their license, insurance, and business standing. We make it easy to share credentials and keep the network accountable.
Join the networkMontana Bidroom facilitates contractor connections. We do not independently verify credentials. Always confirm licensing with the Montana DLI before awarding work.
- Montana business address
- EIN on file
- State license + classification
- Active insurance certificate
- Independent Contractor Exemption
- Trade-specific certifications
Built for how Montana builds.
Out-of-state plan rooms don't know Gallatin from Glacier. We're local-only by design, with workflows that respect Montana licensing and prevailing-wage rules.
Straightforward pricing. No fees on awarded work. Ever.
Join the founding waitlist
Founding members in Gallatin County — we'll reach out within 24 hours. No account required to join the waitlist.
- GCs, subs, and homeowners — tell us who you are so we route you correctly.
- Montana-only — county helps us prioritize launch markets.
- Ready to onboard now? Use Get started in the header anytime.
Ready to run your next bid here?
Founding GCs in Gallatin County get early access — post projects, invite your subs, and compare bids live. Self-attest your credentials in minutes.