Residential Construction Delivery Services: The Difference Between GC Types Explained
Not every general contractor delivers the same service even when the title is the same. For real estate developers evaluating residential construction delivery services, the distinction between GC types is not a matter of preference. It determines cost transparency, lender compatibility, and how much risk the investor is actually taking on.
The Production Builder Model
Production builders are organized around volume and speed. They operate on standardized plans, fixed-price contracts, and a subcontractor network optimized for repeatable builds within their own system. For an investor with a custom plan set, a specific site, or a lender requiring open-book cost documentation, the production model is not built for the task. The system works for the builder not for the investor’s specific project requirements.
The Traditional Fixed-Price GC
A traditional fixed-price residential construction company takes on cost risk through a lump-sum contract. The investor gets a single number and a schedule. What they do not get is visibility into how that number is composed, how costs are tracking against it during the build, or a draw package structure that satisfies institutional lender requirements. When conditions change and they do, the fixed-price model resolves ambiguity through change orders that favor the contractor.
The Open-Book Cost-Plus GC
Open-book residential general contracting services built on a cost-plus model are the institutional standard for capital-backed residential projects. The investor pays actual costs plus a transparent, pre-agreed fee. Every subcontractor invoice is visible. Every draw package is formatted for lender review. The GC’s incentive is aligned with the investor’s because there is no margin to protect inside a hidden lump sum.
For general contracting for real estate developers, this model does three things simultaneously: it satisfies lender documentation requirements, eliminates the financial conditions that generate change order disputes, and gives the investor real-time visibility into budget performance throughout the build.
What Factum Delivers
Factum operates on a cost-plus open-book model with structured residential construction management services across every phase preconstruction through closeout. Every project is documented for lender review from the first preconstruction deliverable. That is what investor-grade construction project management looks like in practice.
Book a 30-minute call to understand how Factum’s delivery model fits your project.