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Complete Internal GC Bids
Line-item breakdowns for labor, material, subcontractors, equipment, general conditions, in-house work, contingencies, and assumptions.
Commercial estimating for local GCs
Complete bid support for Southern California general contractors.
Sierra Estimating helps commercial GCs prepare full internal bids, client-ready SOVs, scope clarifications, subcontractor outreach, and final bid packages — with senior estimating discipline and a strict one-GC-per-project conflict policy.
What we provide
More than takeoffs. Full bid preparation.
Sierra is built for GCs who need a senior estimating extension of their team — not a low-cost quantity takeoff shop.
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Client SOVs & Bid Packages
Client-facing Schedules of Values, bid forms, qualifications, alternates, exclusions, clarifications, and submission-ready packages.
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Scope & Sub Coordination
RFQs, subcontractor outreach, quote tracking, quote leveling, missing-scope review, and trade coverage support.
Commercial only
Project types we support
Private commercial estimating support for ground-ups, TIs, renovations, conversions, restaurant work, storage facilities, site work, and ADA improvements.
Ground-up commercial
Tenant improvements
Renovations & remodels
Brand conversions
Restaurants & QSR
Retail & office
Storage facilities
Commercial site work
ADA improvements
Not positioned for public works, prevailing wage, government contracting, or heavy civil infrastructure.
Service coverage
Focused where local pricing matters.
Primary coverage is Southern California and the Central Coast. Arizona and Nevada projects supported selectively — Sierra brings its own subcontractor network across both states.
8Central Coast / Ventura / Santa Barbara
9Los Angeles County
10Inland Empire: San Bernardino / Riverside
11Orange County
12San Diego County
13Imperial County
5–7Central CA support by project fit
Arizona & Nevada
Selective project support across both states. Sierra brings its own subcontractor network and trade relationships — no local-resources prerequisite from the GC.
- Commercial TIs and renovations
- Restaurant and retail rollouts
- Ground-up commercial in metro markets
How it works
Simple intake. Clear conflict check. Then bid production.
- Send the intake.GC name, project owner/name, address or APN, bid date, project type, and scope summary.
- Conflict check.Sierra checks the private internal register by project address, owner, and scope.
- Clear or conflicted.If clear, you receive a scoped fee proposal. If conflicted, the project is declined with no details shared.
- Bid preparation.Internal bid, SOV, bid forms, assumptions, alternates, exclusions, and final package are prepared per agreed deliverables.
Engagement timeline
What an active engagement looks like.
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1
Quote Request
GC submits the form with project details and required deliverables.
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2
Conflict Check & Timeline
Within 24 business hours: scope, fee, and due dates confirmed in writing.
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3
Quote Accepted
Engagement begins. GC has full visibility from this point forward.
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4
Bidding in Progress
Solicit and collect hard bids from qualified subcontractors with relevant project experience. Quote leveling, scope-gap review, and trade coverage analysis. Daily client updates throughout preparation.
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5
Internal Review
QA pass before anything reaches the GC — quote leveling, scope completeness, math check.
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6
GC Review & Approval
Walk-through with the GC. Adjustments incorporated before client-facing documents.
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7
SOV & Bid Package Delivery
Client-ready Schedule of Values and submission package, formatted to the project owner's required forms.
Conflict-free
One GC per project. No double bidding the same project for competing general contractors.
Transparent
Assumptions are documented. Pricing logic is visible. No black-box estimating.
Confidential
Project details, GC identity, and bid contents stay inside the engagement. NDAs available on request.
Get a quote
Ready to check a project?
Send the project info — Sierra will respond within 24 business hours after a quick conflict check.