01
Coordinate your trade
Build clear 3D models and track coordination issues before work reaches the field.
ModelMason / Your modeling and project support partner
3D modeling and project support for subcontractors.
ModelMason works alongside US specialty contractors to develop trade-specific Revit models, prepare estimates, coordinate project information, and keep the office organized. Technical expertise and dependable follow-through, from bid to project closeout.
02
Keep the office moving
Give bids, project records, and recurring follow-ups a dedicated owner.
03
Scale with control
Add dedicated capacity without rushing another full-time hire.
Where we help
More capacity at every stage of the job.
Choose the workflow holding growth back today. A dedicated ModelMason team member learns your process, works in your tools, and takes ownership of the repeatable work.
3D BIM modeling for subcontractors
Coordinated models. Visible issues.
Trade-specific Revit models, clash coordination, shop-drawing support, and model updates.
Estimating & takeoffsMore bids. Less estimator backlog.
Quantity takeoffs, material breakdowns, scope review, and organized bid support.
Project coordinationCleaner records. Faster decisions.
Document control, change tracking, project records, and recurring status updates.
Subcontractor office supportOne person who knows your workflow.
Bid administration, invoice tracking, timesheet checks, and daily project follow-ups.
Selected experience
Work that created capacity and protected project value.
Across two very different assignments, the same principle delivered results: clear ownership for important work, with the client retaining visibility and control.
416apartment units
General contractor / BIM coordination
Coordination ownership with less GC oversight.
Composite-model management, structural and MEPFP clash detection, weekly reporting, coordination meetings, and subcontractor action items.
View BIM case study2xweekly estimate output
Siding and facade contractor
From 1-2 to 3-4 estimates each week.
Estimating, submittals, RFIs, addenda review, change-order preparation, and quantity control for large siding and facade packages.
View siding case study
BIM modeling project checklist
Drawings, trade scope, file requirements, and review dates to agree before modeling begins.
BIM coordination report guide
Model versions, issue owners, decisions, and the checks needed to close an item.
Subcontractor office-support checklist
Working registers, access boundaries, approvals, and recurring reporting for the office.
Ready for more capacity?
Let's identify the work your team should not be carrying alone.
Tell us where work is backing up. We will recommend a practical starting scope for a dedicated team member.