#1
Skope Inspections, Inc.
Valparaiso, IN
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRPP Measurement Professional
Services
Testing
Best Radon Contractors in Valparaiso, Indiana (2026)
Ranked using real Google ratings, review counts, and certification data only.
View profile
#2
JDX Home Inspections
Valparaiso, IN
Google rating: 5.0 (47 reviews)
Reviews: 47
Certifications: 1
Certifications
NRPP Measurement Professional
Services
Testing
#3
Certified Home Inspections, LLC
Valparaiso, IN
Google rating: 4.4 (118 reviews)
Reviews: 118
Certifications: 1
Certifications
NRPP Measurement Professional
Services
Testing
#4
Amereco Engineering
Valparaiso, IN
Google rating: 3.0 (2 reviews)
Reviews: 2
Certifications: 1
Certifications
NRPP Measurement Professional
Services
Testing
#5
Randall D. Sisk
Valparaiso, IN
Google rating: No Google rating available
Reviews: 0
Certifications: 2
Certifications
NRPP Mitigation SpecialistNRPP Measurement Professional
Services
MitigationTesting
#6
James Robert Ullom
Valparaiso, IN
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRPP Measurement Professional
Services
TestingNew ConstructionCommercial
#7
PRECISE REALTY INSPECTIONS
Valparaiso, IN
Google rating: 5.0 (29 reviews)
Reviews: 29
Certifications: 1
Certifications
NRSB Mitigation Specialist
Services
radon mitigationMitigation
#8
Cornerstone Home Inspections
Valparaiso, IN
Google rating: 5.0 (29 reviews)
Reviews: 29
Certifications: 1
Certifications
NRPP Measurement Professional
Services
Testing
#9
A+ Radon Solutions
Valparaiso, IN
Google rating: No Google rating available
Reviews: 0
Certifications: 1
Certifications
NRPP Measurement Professional
Services
Testing
How We Rank Contractors in Valparaiso
Our ranking methodology is transparent and data-driven. Sponsored placements are clearly labeled and appear separately — they do not influence organic ranking position.
- Google rating — Higher average ratings rank higher. This reflects real customer satisfaction across verified Google Business profiles.
- Review volume — More reviews break ties between similar ratings. A 4.8 with 50 reviews outranks a 4.8 with 3 reviews because the signal is more reliable.
- Certification count — NRPP and NRSB certifications break remaining ties. More certifications indicate broader competency across mitigation, measurement, and specialized techniques.
- Data integrity — All ranking data comes from verified sources: Google Business API, NRPP/NRSB certification databases, and contractor websites. Template-generated or unverifiable data is excluded.
Read our full methodology for details on data sourcing, verification, and quality thresholds.
Related Pages
FAQ
Who is the best radon contractor in Valparaiso?
Skope Inspections, Inc. is currently ranked #1 in Valparaiso based on Google rating, review volume, and certification count from our verified data sources.
How many radon contractors are in Valparaiso?
We currently list 9 radon contractors in Valparaiso, Indiana. 9 hold NRPP or NRSB certifications and 5 have Google reviews.
What should I look for when choosing a radon contractor?
Focus on strong ratings with meaningful review volume, current professional certifications (NRPP or NRSB), and clear service coverage for your home type. A good contractor will assess your specific foundation and provide a written scope that includes suction point count, pipe routing, fan specification, and post-mitigation testing.
How are these Valparaiso contractors ranked?
We rank contractors using a transparent, data-only methodology: Google rating first, review count second, and certification count third. Sponsored placements appear in a separate, clearly labeled section and do not influence organic ranking position. All ranking data comes from verified sources including Google Business profiles and national certification databases.
Should I get multiple quotes in Valparaiso?
Yes. With 9 contractors in Valparaiso, getting at least two written quotes is practical and recommended. Compare the number of suction points, fan model, pipe routing plan, warranty length, and whether post-mitigation testing is included. Price alone is not a reliable differentiator — system design matters more for long-term radon reduction.