From Concept to Completion: How to take a Commercial Project Across the Finish Line

Picture of Joseph J. Simile

Joseph J. Simile

President and COO

Every successful commercial project follows the same basic path: an idea becomes a plan, a plan becomes a structure, and eventually, that structure is open for business.

But between concept and completion, there are a dozen forks in the road where budgets can get blown, schedules can slip, and decision fatigue can set in. The best outcomes happen when owners, developers, and design teams understand what to expect, and how to navigate it.

Here’s a breakdown of the full journey, with a few best practices we’ve picked up after decades in the field.

Concept and Feasibility: Testing the Idea

Before you draw a single line or sign a lease, it pays to ask the big questions early:

  • What is the purpose and end-user of the building? 

 

  • Does the site (or proposed site) support the use? 

 

  • What’s the realistic budget and timeline? 

 

  • Are there zoning, entitlement, or permitting hurdles?
An exterior close-up of the main entrance of the Central Valley Volkswagen dealership, featuring a modern white facade with a glass wall and the Volkswagen logo above the doorway.

Feasibility studies, site assessments, and early conversations with your architect and contractor help you define the project’s boundaries and avoid costly surprises later. If you’re working with a design-build partner early, they can help you run quick construction cost models to test the viability of the concept before you invest heavily in design. 

Preconstruction: Setting the Foundation

Once the concept has legs, preconstruction is where the real planning begins.

This is the time to:

  • Finalize scope and priorities

 

  • Begin schematic design and early engineering 

 

  • Develop a detailed budget and preliminary schedule 

 

  • Identify risks (e.g., supply chain, permitting, site conditions) 

 

  • Start working with permitting agencies

The more detail you can build into this phase, the smoother the rest of the process will go. You’re essentially building the roadmap here, Any gaps or assumptions now will multiply later. 

 

Pro tip: Early contractor involvement, including during conceptual design, improves cost accuracy and helps identify constructability challenges before construction begins.

Design Development and Coordination: Getting it Right on Paper

With a solid baseline in place, the design team moves into full development. That includes architecture, structural, mechanical, electrical, plumbing, civil, and any specialty systems like solar, EV charging, or fire protection. 

Key things to watch here: 

  • Coordination between disciplines (MEP conflicts are a common issues)

 

  • Long-lead material identification and early procurement strategy

 

  • Design choices that drive cost or delay (e.g., specialty glazing, lead times) 

 

  • Entitlements and jurisdictional reviews, which often overlap this stage 

 

If the project is being delivered as a design-build, design and construction teams should be working closely to make real-time decisions. If it’s design-bid-build, your contractor will step in later, but it’s still smart to bring one in for constructability review.

Permitting: Navigating the Bureaucracy

This part doesn’t get much attention — but it should. Jurisdictional approvals can make or break your schedule.

Each city or county has its own review process, and it’s not uncommon for comments or back-and-forth to drag on for weeks. The best way to stay ahead:

An exterior daytime view of the modern Central Valley Volkswagen dealership building with a large glass storefront, a prominent Volkswagen logo sign in the foreground, and landscaping with pink flowers.
  • Submit early and in phases, when possible.

 

  • Know your local building officials (or work with someone who does)

 

  • Plan time for resubmiuttals and clarifications

 

  • Use a permit expediter if your project is complex or time-sensitive

Also: if your project includes off-site work like street improvements or utility coordination, these often involve separate permits with different timelines.

Construction: Managing the Build

With permits in hand and plans approved, the project moves into the field. At this point, execution becomes the focus:

  • Mobilize subcontractors and establish a site plan

 

  • Coordinate material deliveries, staging, and safety

 

  • Hold regular site meetings and track progress to the master schedule.

 

  • Document issues, RFIs, and changes thoroughly

Every project will encounter unknowns. The key is tight communication, early identification of issues, and a clear process for managing changes. Delays often happen when field conditions reveal conflicts that weren’t caught in design. This is more likely when design and construction were siloed.

Whether you’re managing a tenant improvement or a full ground-up development, real-time coordination between the project team and owner is critical. 

Closeout and Turnover: Finishing Strong

This phase is more more than inspections. It’s about handing over a finished product that performs as expected and setting up the owner for long-term success. 

Final steps include:

  • Completing punch lists and warranty walk-throughs 

 

  • Training owner staff on building systems 

 

  • Delivering as-built drawings, O&M manuals, and maintenance schedules 

 

  • Making sure all documents (permits, certificates, final invoices) are wrapped up

Plan for this phase early, and don’t underestimate how much coordination it takes, especially on larger projects. 
 

The best teams treat closeout as the beginning of a long-term relationship, not the end of a contract. 

Final Thoughts: Know the Roadmap, Avoid the Detours

Every project is unique. But the overall path (from concept to completion) follows a structure that’s proven to work. The more you know about the process, the better equipped you’ll be to lead your team, ask the right questions, and avoid the most common missteps.

Whether you’re a developer, an architect, or an owner’s rep, having the right team around you makes all the difference.

Questions About Your Commercial Project Roadmap?

Each phase comes with decisions that affect cost, schedule, and outcomes. If you’re weighing options or running into uncertainty at any stage, I’m happy to share insight and help you think through next steps.

Email me at: j.simile@similebuilt.com

Joseph J. Simile

President, Simile Construction

209.545.6111

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