ABOUT OGI

Why Use Us?

100 Years Experience

Quality comes from experience. When you have performed as many Phase I environmental site assessments as we have, you know what to look for. With a combined experience exceeding 100 years, you’ll get the best we have to offer.

1000+ Satisfied Clients

Our client list is extensive because we do great, dependable work which guarantees that our clients will come back for more and will refer us to their peers, co-workers and clients.

15,000+ Completed Due Diligence Reports

Take comfort in knowing that your Phase I environmental site assessment will be completed by an experienced environmental professional. In fact, we’ve completed over 15,000 due diligence reports to date and we are considered experts in our field. We look forward to helping you.

Competitive Pricing

We are so confident in our solid pricing that we offer a price match guarantee. That’s right! We will match any reasonable price for a Phase I environmental site assessment in the Las Vegas Valley. Get the best and still save money.

No Middle Man

Unlike a lot of other environmental firms, we can complete investigation and remediation services in-house. You will always be working directly with those in our firm and no one else.

ASTM Standard

We follow ASTM (American Society for Testing and Materials) Standards for Phase I environmental site assessments (E 1527-13) and transaction screens (E 1528-14) along with industry standards for due diligence.

Fully Accredited & Registered

We maintain all accreditations and licenses to make sure that due diligence reports are completed to client needs. These include: CEM (Certified Environmental Manager), PG (Professional Geologist) and HAZWOPER (Hazardous Waste Operations and Emergency Response).

Fully Insured

For added protection and your peace of mind, we carry all appropriate insurance including Professional Liability insurance of $1 million (as required by the US Small Business Administration).

Client Approved

We are the preferred environmental consulting firm for many of the lending, real estate, engineering, architecture, law and development firms throughout Southern Nevada. Our list of clients is our resume.

Fast. Professional. Cost Effective.

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(702) 804-5545

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