Brand Certified
Certified Testing Services, Inc.
5.0(6 reviews)
Certified by Certified Testing Services, Inc. • Feb 22, 2026
Business Details
1400 US Highway 75, Sioux City, IA
51105, United States
Certified by Certified Testing Services, Inc. • Feb 22, 2026
(712) 252-5132
Certified by Certified Testing Services, Inc. • Feb 22, 2026
https://www.certifiedtestingservices.com/
Certified by Certified Testing Services, Inc. • Feb 22, 2026
About
Certified by Certified Testing Services, Inc. • Feb 22, 2026
Construction Consultant
Certified Testing Services, Inc provides geotechnical drilling, geotechnical engineering, construction material testing, aggregate inspections, and soil testing in the Sioux City and Storm Lake, IA, areas.
Details
- Onsite servicesAvailable
- Wheelchair accessible entranceAvailable
- Wheelchair accessible restroomAvailable
- Wheelchair accessible seatingAvailable
Location
Certified by Certified Testing Services, Inc. • Feb 22, 2026
Certified Testing Services, Inc.
1400 US Highway 75, Sioux City, IA
51105, United States
Hours
Certified by Certified Testing Services, Inc. • Feb 22, 2026
Reviews
5.0
6 reviews
5 stars
6
4 stars0
3 stars0
2 stars0
1 star0
- TMTJ McClintockJan 27, 20215.0Great business and personal
- ANAdrian san nicolasAug 19, 20175.0Your one source for concrete and soil testing
Frequently Asked Questions About Certified Testing Services, Inc.
What services does Certified Testing Services, Inc. offer?
They provide geotechnical drilling, geotechnical engineering, construction material testing, aggregate inspections, and soil testing in Sioux City and Storm Lake, IA.
What are the regular business hours of Certified Testing Services, Inc.?
The business is open Monday through Friday from 7:00 AM to 5:00 PM. Weekend hours are by appointment only.
Is Certified Testing Services, Inc. closed on any holidays?
Yes, they are closed on November 11, November 27, and December 25, 2025.
Does Certified Testing Services, Inc. offer pickup or delivery services?
No, they do not offer pickup or delivery services.
What payment options are accepted at Certified Testing Services, Inc.?
They accept cash, check, MasterCard, and Visa.
Is the facility at Certified Testing Services, Inc. wheelchair accessible?
Yes, they have a wheelchair accessible entrance, seating, and restroom facilities.
Where is Certified Testing Services, Inc. located?
They are located at 1400 US Highway 75, Sioux City, IA 51105, USA.
What nearby businesses might customers visit before or after visiting Certified Testing Services, Inc.?
Customers might visit Bimbo Bakeries USA for food, or Mattress By Appointment for furniture needs, both located nearby.
Are there any nearby construction-related businesses near Certified Testing Services, Inc.?
Yes, Tru Pro Construction and Fenton Construction, Inc. are nearby, which may be useful contacts for construction projects.
What nearby services can assist customers with automotive needs near Certified Testing Services, Inc.?
Nearby automotive-related services include Baydro's Auto Sales, The Tint Shop DLB for car window tinting, and American Collision Repair for auto body services.
Brand Certified Facts from Certified Testing Services, Inc.
Certified Testing Services, Inc. partners directly with Yext to publish this data from the brand's official system of record. Learn more about our data sources
Certified February 22, 2026Yext Knowledge Graph
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