Professional Construction Cost Estimation Services for Contractors Across the USA
American Estimation delivers accurate construction cost estimates for residential, commercial, and industrial projects. Our certified estimators cover all 16 CSI MasterFormat divisions using PlanSwift, Bluebeam, RSMeans, and Xactimate. Most estimates delivered in 24-48 hours.

WHAT IS COST ESTIMATION ?
Construction cost estimation is the process of forecasting the total expense of a construction project before work
begins. It accounts for materials, labor, equipment, overhead, and contractor markup – giving owners, developers,
and contractors a financially sound starting point before committing to a project.
Accurate cost estimates serve three critical functions: they help project owners assess feasibility and secure
financing; they help contractors prepare competitive bids; and they help project managers monitor and control
spending throughout the build. Without a reliable estimate, projects risk budget overruns, failed bids, and costly
delays.

WHY IT MATTERS
An inaccurate estimate by even 10% on a $2 million project means $200,000 in unplanned costs. Contractors who
rely on rough mental calculations consistently underbid or overbid – both outcomes cost real money. A
professionally prepared construction cost estimate, backed by RSMeans cost data and CSI division knowledge,
removes that guesswork entirely.
TYPES OF ESTIMATES
Each type serves a distinct purpose in the construction lifecycle.
1. DESIGN ESTIMATES
Design estimates include screening (order of magnitude) estimates, preliminary (conceptual) estimates, detailed (definitive) estimates, and engineer’s estimates. These estimates run parallel with the planning and design of a project.
- • Design Estimates
- • Screening estimates
- • Engineer’s estimates (based on specifications and architectural plans).
- • Preliminary cost estimates
based on full specifications and architectural plans Design estimates help project owners and developers evaluate feasibility and secure project financing before construction begins.
2. BID ESTIMATES
Bid Estimates are submitted to project owners for competitive bidding or direct negotiation. They include direct construction costs – materials, labor, subcontractor quotes, equipment – plus general overhead and contractor profit margin. American Estimation’s bid estimates are built from full quantity takeoffs, making them accurate, defensible, and competitive
3. CONTROL ESTIMATES
Control Estimates are used throughout construction to monitor and manage costs. They include the initial budget estimate for financing, the adjusted budget before construction begins, and updated cost-to-complete projections as the project progresses. These estimates are critical for project managers and lenders tracking construction draw schedules.
- • Budget cost estimate for financing purposes.
- • Budgeted cost after assigning to contractor but before construction.
- • Estimated cost of completion during ongoing construction.
OUR SERVICES
American Estimation provides comprehensive construction cost estimating services for all project types and all CSI MasterFormat divisions. Whether you’re a general contractor preparing a bid, a developer evaluating project feasibility,
or a subcontractor quoting selected trades – we have you covered.
Our construction cost estimating services include:
Residential Cost Estimation
New builds, Renovations, Additions
Trade-Specific Estimation
Commercial Building Cost Estimation
Quantity and Material Takeoffs
Bid preparation for GCs and subcontractors
View our trade-specific estimating services:
INDUSTRIES
Our cost estimating services support contractors and owners across all major construction sectors

Residential Estimates

Commercial Estimates

Civil Estimates

Industrial Estimates

MEP Estimates

Masonry & concrete Estimates

Other Specialty Estimates

Quick Turn Around Service

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WHY CHOOSE US
Why American Estimation — The Numbers Speak
24-48 hrs
92%
±5%
Affordable & Transparent Pricing
Custom quotes per project — no hidden fees, no contracts. Pay per project. See pricing →
Zip-Code Based Pricing
RSMeans & Craftsman data. Locally accurate costs — not national averages.
All 16 CSI MasterFormat Divisions
Concrete, MEP, Electrical, Drywall, Roofing, Masonry — every trade covered.
Certified
Industry-standard compliance. Professional certified estimators on every project.
Experienced Estimators
Specialists per trade. PlanSwift, Bluebeam & RSMeans experts on your project.
24/7 Customer Support
Response within minutes. Dedicated support for every project from quote to delivery.
Ready to Work with Us
Upload Your Plans Today – Get an Accurate Construction Cost Estimate in 24 Hours