Welder striking arc on steel beam
Now welding · v4.0 shop release

Built for the
people who
build the world.

Fabricators.io is the operating system for steel shops, rebar crews, ironworkers, and heavy contractors. Estimating, welding QC, rigging, detailing — forged into one platform that runs at the speed of the floor.

See the suites
1.2M
Tons estimated
48,000
Welders certified
$3.4B
In active bids
99.98%
Uptime SLA
AISC 360-22AWS D1.1ACI 318ASME B31.3OSHA 1926NCCERISO 3834CWB W47.1SSPC-QPAPI 1104AISC 360-22AWS D1.1ACI 318ASME B31.3OSHA 1926NCCERISO 3834CWB W47.1SSPC-QPAPI 1104AISC 360-22AWS D1.1ACI 318ASME B31.3OSHA 1926NCCERISO 3834CWB W47.1SSPC-QPAPI 1104
~ The platform

One shop.
One stack.
Zero rework.

Every suite talks to every other suite. A change on the detailer's screen reconciles the estimator's tonnage, the QA/QC logbook, and the crane pick-plan before your lead-man finishes his coffee.

Realtime sync
Field-to-office in under 200ms.
Audit-grade
Signed, stamped, versioned forever.
AI co-detailer
Trained on 40 years of shop math.
Live telemetry
Wire feeder, torch, and crane data.
~ Tonnage calculator

What's it gonna cost?

Punch in material, thickness, finish, and quantity. Get a rough-order-of-magnitude before your PM asks.

Tonnage estimator

Price the pile
before you pour the coffee.

10 t5,000 t
Indicative
Unit rate$1,626 / t
Material$195,074
Fab burden$81,931
Freight$8,160
Est. total
$285,165
Rough order-of-magnitude only. Real bids run through the Estimator suite.
Overhead view of welder striking arc on a structural I-beam with cascading sparks
BAY 3 · 04:12:07
~ Live on the floor

From the arc
to the audit trail.

Torches, wire feeders, and crane load cells stream telemetry straight into the platform. QC runs beside the welder — not a week behind them. When the inspector shows up, the paperwork's already stamped.

  • Live weld parameter capture per bead
  • Automatic WPS/PQR matching
  • Digital travelers on every heat number
  • Sign-off from the phone in your welder's pocket
~ Priced by tonnage

Pay for what you ship.

Shop
$490per bay / month
  • Up to 10 seats
  • Estimator + Rebar
  • Email support
Most shops
Fabricator
$1,290per shop / month
  • Unlimited seats
  • All 10 suites
  • Weld telemetry
  • Dedicated superintendent CSM
Enterprise
Custommulti-shop / signatory
  • SSO + audit
  • On-prem option
  • 24/7 phone-a-welder
~ Field notes

From the shop journal.

Deep dives on estimating, weld QC, rigging, and the trade. New drops every week. Newest first, left to right.
Overhead view of a steel fabrication shop floor with sparks flying from a grinder
Marketing
Jul 14, 2026 · 12 min read

The Digital Toolbox Every Custom Fabrication Shop Needs in 2026

Estimating, WPS tracking, project timelines, supplier management — the modern fabrication stack, mapped end-to-end, and why one platform beats fifteen SaaS logins.

Read post
White hard hat and steel calipers resting on structural blueprints under warm light
Marketing
Jul 8, 2026 · 11 min read

Why Smart Fabricators Are Moving Off Spreadsheets — And What They're Using Instead

Rebar takeoffs, crane lift plans, weld QC logs — every one of these breaks when it's done in Excel at scale. Here's what replaces it, and why owners are pulling the plug on legacy workbooks.

Read post
Welder striking an arc on a structural steel beam with sparks illuminating the shop
Marketing
Jul 1, 2026 · 9 min read

What Is a WPS and Why Every Weld Shop Needs One on File

A plain-language walkthrough of Welding Procedure Specifications: what they are, what an inspector will demand, and what actually happens when you can't produce one.

Read post
Structural steel beams laid out on the shop floor under overhead crane rails
Marketing
Jun 24, 2026 · 13 min read

How to Win More Fabrication Contracts: A Bidding Guide for Independent Shops

Bid structure, estimator psychology, and how to present tonnage, waste factors, and lead times so your quote gets a second look — not filed in the reject stack.

Read post
Ironworkers in orange vests tying a rebar cage in a foundation with dramatic morning light
Guest Post
Jun 17, 2026 · 10 min read

The Hidden Cost of Inaccurate Rebar Calculations on Commercial Pours

Waste factors, lap splicing density, and seismic reinforcement rules compound fast on commercial-scale pours. Here's what a 3% takeoff error actually costs.

Read post
Tower crane silhouetted against a dusk sky over a structural steel skeleton
Guest Post
Jun 10, 2026 · 12 min read

Crane Lift Planning: What Gets Skipped When Your Team Is Rushing

The most-skipped steps in crane and rigging plans — outrigger reactions, dynamic load factors, environmental variables — and how to catch them before the pick.

Read post
Structural steel blueprints with measuring calipers and hard hat
Guest Post
Jun 3, 2026 · 11 min read

Why Tekla Isn't Enough: The Collaboration Gap in Structural Steel Detailing

Tekla and Revit are excellent at what they do. But field coordination, QC logs, and contractor-facing portals aren't in scope — and that's where projects lose weeks.

Read post
Silhouette of an ironworker on a structural steel frame at sunrise
Guest Post
May 27, 2026 · 10 min read

From Rebar to Railing: How One Platform Is Covering the Full Fabrication Spectrum

Structural steel, ornamental iron, CNC plasma, heavy weld, and everything in between — a look at how Fabricators.io covers the working breadth of modern fabrication.

Read post
Fabrication shop floor with orange sparks flying from grinding operation
BuildersHaus
May 20, 2026 · 11 min read

The Fabrication-to-Frame Gap: How Builders Lose Time Between the Shop and the Site

Miscommunication between detailers, fabricators, and framing crews eats schedule. Here's the gap, in specifics, and how the BuildersHaus network closes it.

Read post
Structural steel drawings and hard hat under warm shop light
BuildersHaus
May 13, 2026 · 9 min read

Why Every General Contractor Needs a Trusted Fabricator in Their Network

Scrambling to find a fab shop during the structural phase is expensive. Building the relationship before you need it isn't. Here's how to shortcut the vetting.

Read post
Structural steel beams staged on a shop floor with overhead crane rails
BuildersHaus
May 6, 2026 · 10 min read

Structural Steel, Custom Metalwork, and CNC Plasma: What's the Difference and When Do You Need Each?

Demystifying the trade categories for builders, architects, and owners: what each one does, what it costs, and how to spec it without guessing.

Read post
Tower crane at dusk with orange sky over structural steel skeleton
BuildersHaus
Apr 29, 2026 · 10 min read

Plan Submission and Contractor Vaulting: Why the Approval Process Is Killing Project Timelines

Revision tracking, approvals, and document handoff eat weeks on every commercial job. The Contractor Portal Vault is how you get them back.

Read post
Fabrication shop floor with sparks flying under warm industrial lighting
App
Apr 22, 2026 · 11 min read

Inside the Smart Steel Estimator: How Fabricators.io Calculates Tonnage Without the Guesswork

A walkthrough of the Smart Steel Estimator: inputs, outputs, how it handles waste factors, and how it plugs into current mill indices.

Read post
Close-up of a welder striking an arc on a steel beam, sparks illuminating the shop
App
Apr 15, 2026 · 10 min read

Weld QC Logging on Fabricators.io: How to Build an Inspection Trail That Holds Up

Logging welds is one thing. Producing an inspection trail that survives an audit is another. Here's how the Weld QC suite structures the record.

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Silhouette of an ironworker walking a steel beam at sunrise
App
Apr 8, 2026 · 8 min read

The Fabricators.io Community Hub: How Ironworkers and Detailers Are Using It to Coordinate Across Jobs

West Coast Rebar Guild, High-Rise Seismic Ops, and dozens of other groups are meeting on the Community Hub. Here's what they're sharing and why it matters.

Read post
Tower crane silhouetted against a dusk sky at a construction site
App
Apr 1, 2026 · 9 min read

Project Gantt on Fabricators.io: Managing Fabrication Timelines From Quote to Delivery

Milestones, phase assignments, and delivery tracking against pour schedules and framing windows — the Project Gantt Timeline, in practice.

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