Union Estimating LLC

For Subcontractors

Subcontractor
Estimating Services

Win more bids with accurate, trade-specific estimates. We prepare complete bid packages, quantity takeoffs, change order documentation, and scope reviews for subcontractors across all trades — nationwide.

16+

Trades Covered

48–72 hrs

Turnaround Time

100%

Drawing-Referenced

All 50

States Served

What We Do

Subcontractor Estimating Services

01

Subcontractor Bid Preparation

Complete bid packages prepared for subcontractors bidding on general contractor RFPs — scope letters, unit price breakdowns, exclusions lists, and bid form completion.

  • Scope of Work Letters
  • Unit Price Bid Sheets
  • Exclusions & Clarifications
  • Bid Form Completion
  • Addenda Review & Incorporation
  • Bid Bond Coordination
02

Trade-Specific Quantity Takeoffs

Precise material and labor takeoffs for every trade — electrical, mechanical, plumbing, fire protection, civil, structural, concrete, masonry, roofing, drywall, flooring, and finishes.

  • Electrical Conduit, Wire & Devices
  • Mechanical Ductwork & Equipment
  • Plumbing Pipe, Fixtures & Fittings
  • Fire Sprinkler Heads & Pipe
  • Structural Steel & Miscellaneous Metals
  • Concrete, Masonry & Roofing
03

Labor & Material Cost Analysis

Detailed labor hour estimates and material pricing using current market rates, RSMeans data, and regional cost adjustments — so your bid reflects real-world costs.

  • Labor Hour Calculations by Trade
  • Current Material Pricing
  • RSMeans Unit Cost Integration
  • Regional Labor Rate Adjustments
  • Equipment & Tool Costs
  • Subcontractor Markup Analysis
04

Bid Leveling & Scope Review

Independent review of your bid against the project scope to identify gaps, overlaps, and missing items before submission — protecting your margin and reducing risk.

  • Scope Gap Identification
  • Drawing & Spec Conflict Review
  • Missing Item Alerts
  • Alternate Pricing Strategies
  • Allowance & Contingency Review
  • Pre-Submission Checklist
05

Change Order Estimating

Fast, defensible change order estimates for subcontractors responding to GC or owner-directed changes — with full backup documentation to support your claim.

  • Change Order Quantity Takeoffs
  • Labor & Material Cost Backup
  • Time Impact Analysis
  • Overhead & Profit Calculations
  • Subcontractor Change Order Forms
  • Negotiation Support Data
06

Subcontractor Prequalification Support

Assistance preparing financial, safety, and experience documentation required for GC prequalification — so you get on more bid lists and win more work.

  • Prequalification Form Completion
  • Project Experience Documentation
  • Safety Record Summaries
  • Bonding & Insurance Guidance
  • Financial Statement Preparation
  • Reference Letter Coordination

Coverage

All Trades. Every Division.

We estimate every trade in-house — no outsourcing, no gaps. Every takeoff is reviewed by a specialist in that discipline.

Electrical

Mechanical / HVAC

Plumbing

Fire Protection

Civil & Sitework

Structural Steel

Concrete

Masonry

Roofing

Drywall & Framing

Flooring

Painting & Finishes

Glazing & Curtainwall

Millwork & Casework

Landscaping

Specialty Trades

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End-to-end bid management and subcontractor solicitation.

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General Contractor Services

GC-specific estimating, GMP development, and preconstruction support.

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Ready to Win More Bids?

Upload your plans and we will deliver a complete, trade-specific bid estimate in 48 to 72 hours.