Engineering, delivery and construction
Nunno Corporation delivery arrangements are not documented, so confirm who books and pays for freight. Erection is documented as an Nunno Corporation service.
Editorial review by Find Steel Buildings
Nunno Corporation Review (2026)
Steel building supplier — Paso Robles, CA
Written by Gary Thompson · Steel Building Research EditorSteel Building Research EditorReviewed by Find Steel Buildings Editorial Team · Updated 2026-09-02Updated 2026-09-02
Company type
Steel building supplier
Nunno Corporation trades as Nunno Steel.
Founded
1976
Paso Robles, CA
Market reach
1 states verified
Confirm delivery and erection separately
Best suited for
Commercial and industrial buildings
commercial buildings, industrial buildings and aircraft hangars
Editorial verdict
Find Steel Buildings' Take
Nunno Corporation is a steel building supplier based in Paso Robles, CA, operating since 1976. Nunno Corporation trades as Nunno Steel. Active California structural-steel fabricator and erector; regional, not national. The route to an Nunno Corporation quote is not documented publicly; ask at first contact who actually holds the contract. Coverage is verified in 1 state, so availability outside that footprint is the first thing to test.
Nunno Corporation is documented as a steel building supplier operating from Paso Robles, CA, with a published history dating to 1976. Nunno Corporation trades as Nunno Steel. Active California structural-steel fabricator and erector; regional, not national. Everything here is drawn from 2 first-party Nunno Corporation sources, covering the business as it operates from Paso Robles, CA on 3 documented building types.
An editorial assessment written from the company's published material listed under Sources at the end of this page. Not a score, rating or endorsement.
Strengths and buyer considerations
Potential strengths
- A published start date of 1976 puts this among the longer-established names in the sector.
- Focused documented range across commercial buildings, industrial buildings and aircraft hangars, which suits buyers who want a specialist rather than a catalogue.
- Because building work is inside the company's own scope, there is one less party to coordinate.
- A verifiable headquarters location is published in Paso Robles, CA.
Things to consider
- The production side of Nunno Corporation is undocumented in the evidence we hold — a fair question to put to the salesperson.
- Nunno Corporation publishes nothing on price, so comparison only works if every supplier quotes the same building.
- Permit-grade drawings are undocumented for Nunno Corporation; confirm who seals them and at whose cost.
- Slab, site works and permits usually sit outside a Nunno Corporation building price; confirm rather than assume.
Considerations are scope questions raised by the company's published model, not customer complaints.
The bottom line
The documented sweet spot covers commercial and industrial buildings and aviation buildings. Treat the Nunno Corporation quote as a scope document rather than a price: what is drawn, shipped, poured and erected matters more than the figure on the front page. No Nunno Corporation warranty schedule could be verified, so ask for the written terms covering framing, panels, fasteners and finish separately.
What Nunno Corporation builds
Commercial & industrial
- Commercial buildings
- Industrial buildings
Specialty
- Aircraft hangars
Building systems: Structural steel · Custom engineered
What Nunno Corporation offers
Steel building structures
Documented across commercial buildings, industrial buildings and aircraft hangars, built in structural steel and custom engineered.
Erection
Nunno Corporation documents assembly of the structure as a service it performs.
Turnkey construction
Nunno Corporation documents delivering a finished building rather than parts on a truck.
How buying from Nunno Corporation works
- 01Specify or configureBuyers give Nunno Corporation width, length, eave height and intended use, or start from a published configuration.
- 02QuoteNunno Corporation quotes against that specification and your project location.
- 03EngineeringDrawings follow for the agreed building; confirm whether they are sealed for your jurisdiction.
- 04DeliveryThe Nunno Corporation building ships to site; freight and offload arrangements should be settled in advance.
- 05ErectionNunno Corporation documents erection as a service it provides.
Building systems in practice
Nunno Corporation is documented in structural steel and custom engineered. Light-gauge and tube-frame construction, as used by Nunno Corporation, is efficient at moderate widths, with simpler foundations and quicker assembly than heavy rigid frames.
Published market coverage
Marketed reach
1 state verified
Find Steel Buildings verified the coverage below from first-party Nunno Corporation sources. Coverage kinds are kept separate: selling into a state is not the same as shipping, engineering or erecting there.
Erection coverage
CA
Verified from company sources
Verified coverage means Find Steel Buildings read a first-party Nunno Corporation source naming that state for that kind of coverage. Nothing is inferred from marketing reach.
What to confirm before you buy
- Is the Nunno Corporation quote a building package only, or does it include erection at your site?
- Which jurisdiction does Nunno Corporation stamp the engineered drawings for, and who pays for the seal?
- On a Nunno Corporation building, who prepares the site, pours the slab and sets the anchor bolts?
- How does a Nunno Corporation building get to site, and what equipment do you need waiting for it?
- Which Nunno Corporation components carry a written warranty, and for how long?
- Is your address inside the coverage Nunno Corporation actually services, or only inside its marketing area?
Pricing and warranty
Nunno Corporation does not publish a price list; buildings are quoted from size, height, loading, openings and location. No published Nunno Corporation financing terms were verified. No Nunno Corporation warranty schedule could be verified, so request the written terms before signing.
Commercial and industrial work
Nunno Corporation's documented range in this category covers commercial buildings and industrial buildings.
Ask for the width, eave height and design loading in writing for this type of building — those numbers, not the product name, decide whether two quotes are comparable.
How Nunno Corporation compares
These companies are documented on comparable buildings. Quote the same width, length, height and loading from more than one of them and compare what each includes.
- Company type
- Steel building supplier
- HQ
- Oklahoma City, OK
- Building focus
- agricultural buildings, commercial buildings and industrial buildings
Why compare
Shares the structural steel and custom engineered approach and overlaps on commercial buildings and industrial buildings.
- Company type
- Manufacturer
- HQ
- Kansas City, MO
- Building focus
- commercial buildings, industrial buildings and warehouses
Why compare
Shares the custom engineered and structural steel approach and overlaps on commercial buildings and industrial buildings.
- Company type
- Steel building supplier
- HQ
- Oklahoma City, OK
- Building focus
- commercial buildings, industrial buildings and aircraft hangars
Why compare
Shares the custom engineered approach and overlaps on commercial buildings and industrial buildings.
Comparison fields are drawn from each company's own published material. No ranking, score or winner is implied.
Comparing suppliers?
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Requests go to Find Steel Buildings for quote comparison, not to Nunno Corporation. We are not affiliated with the companies we review.
Frequently asked questions
Nunno Corporation is an operating steel building supplier based in Paso Robles, CA, with a company-published history going back to 1976. We hold no independent reputation dataset for Nunno Corporation, so nothing here should be read as a verdict on customer experience.
The documented Nunno Corporation range covers commercial buildings, industrial buildings and aircraft hangars, using structural steel and custom engineered.
Nunno Corporation documents erection as a service it provides. Confirm in writing whether your quote includes it and what the crew is responsible for on site.
Coverage verified by Find Steel Buildings currently covers 1 state: CA. Availability beyond that list should be confirmed with the company.
Nunno Corporation publishes no prices. Expect the quote to move with span, eave height, wind and snow design and the opening schedule — hold those constant when comparing suppliers.
Sources · last reviewed 2026-09-02
This review is written by Find Steel Buildings from the company's own published material. We are not affiliated with Nunno Corporation and hold no customer-review, rating or complaint dataset for it, so none is presented here.