CA LICENSE #987850LICENSED · BONDED · INSURED · EPA LEAD-SAFE · FAMILY OWNED(916) 544-8114
3 Pyramid Construction & Renovation Corporation
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(916) 544-8114
Sacramento ADU & garage conversion

ADU and Garage Conversion Contractor in Sacramento

Turn new or underused square footage into functional living space with coordinated design documents, structure, utilities, building envelope, interiors, permits, and inspections.

CA License #987850 · Licensed · Bonded · Insured · EPA Lead-Safe
Accessory dwelling unit and residential addition construction
Local, licensed, owner-led

3 Pyramid Construction & Renovation Corporation

California General Building Contractor — License #987850

ServingSacramento and surrounding communities(916) 544-8114
Project fit

For multigenerational living, rental potential, backyard cottages, home offices, and legal conversion of suitable existing space.

We begin with the property, the complete requested scope, the owner’s budget framework, desired timing, available plans, and known site conditions. Final scope, price, and schedule require project-specific review and a separately signed agreement.

A coordinated path

How this project moves from idea to construction.

The sequence is adjusted for design, engineering, permits, inspections, selections, procurement, existing conditions, and the responsibilities stated in the signed contract.

  1. 01

    Feasibility first

    Review address, intended use, access, setbacks, parking, utilities, existing structure, budget, and available plans.

  2. 02

    Develop documents

    Coordinate the design and professional information required for pricing, permits, and construction.

  3. 03

    Confirm the build scope

    Identify site work, utility responsibility, structure, envelope, interiors, allowances, exclusions, and long-lead products.

  4. 04

    Construct and inspect

    Build in required stages with jurisdictional inspections and documented changes.

  5. 05

    Complete occupancy-related work

    Finish contracted corrections, final inspections, punch list, cleaning, and available closeout documentation.

Why pricing varies

A useful budget starts with the complete scope.

Online ranges can help with early planning, but they are not bids or price guarantees. These project conditions commonly affect the final cost:

Review the detailed 2026 cost guides →
Before you request an estimate

Common homeowner questions.

Is every garage suitable for conversion?+

No. Foundation, framing, height, moisture, fire separation, utilities, parking, zoning, and legal status must be reviewed for the specific property.

Can you price an ADU without plans?+

Only as a broad early planning discussion. Reliable construction pricing requires enough design and site information to define the work.

Who handles permits?+

Responsibility is defined in the proposal or signed agreement. Design professionals, owner documents, utility coordination, fees, and jurisdictional requirements may involve separate parties.

Detailed project request

Help us understand the property before the first call.

Provide ownership, address, ZIP code, scope, budget, timing, decision-maker information, and optional photographs or plans. Your submission is delivered to 3pyramid@usa.com.

Detailed project questionnaire

Tell us about your property and the work you are considering.

The more detail you provide, the better prepared we can be for the first conversation. Required questions are marked with an asterisk.

  1. 1Contact
  2. 2Property
  3. 3Project
  4. 4Review
01 Your contact information
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