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Cyclopure Reviews | Read Customer Reviews of cyclopure.com

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Water Utilities
Cyclopure

CyclopureReviews of cyclopure.com

4.7527 reviews
Water Utilities
710 Clark Street, Evanston, Illinois

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Cyclopure4.7

Reviews527 About Contact

Overall score

4.7 out of 5

Excellent

Average of 527 reviews

Distribution

5★87%
4★7%
3★2%
2★1%
1★3%

What customers rate

Detail scores appear once 5 customers have rated them.

Contact & location

(312) 639-5009
cyclopure.com
[email protected]
710 Clark StreetEvanston, IL 60201

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About Cyclopure

Cyclopure is a materials science and environmental engineering firm headquartered in Evanston, Illinois. The company has developed a novel adsorbent (tradename DEXSORB®) with high selectivity for diverse PFAS structures, regardless of chain length, structure, or functional group. DEXSORB is commercialized for multiple PFAS related uses, including (i) environmental monitoring, (ii) household filtration products, and (iii) municipal + industrial treatment systems.

Cyclopure (cyclopure.com) has 527 customer reviews on Five Star Index, with an average rating of 4.7 out of 5.

Also known as: cyclopure.com
Website: cyclopure.com
Category: Water Utilities
Location: Evanston, Illinois
Listed on Five Star Index: 2026

About these reviews

Replies: The company replied to 22% of reviews.
Latest: Most recent review: October 2026.
Edits: Reviews are shown as their authors wrote them. The company can reply, but cannot edit them.
Score: This company cannot pay to remove reviews or change its score.

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Cyclopure reviews

Showing 458 reviews with 5 stars · Clear filters

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customerJon
Jul 7, 2025
Ease of testing and fast results
Ease of testing and fast results
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Lynn L.
Jul 4, 2025
Thanks for the good testing and clear…
Thanks for the good testing and clear communications
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Jan S.
Jun 30, 2025
PFAS testing
We are pleased with the service you provided to advise that we have contaminated water, along with suggested solutions.
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Pierre
Jun 18, 2025
Straightforward process to obtain the…
Straightforward process to obtain the test sample, and easy to ship back. Results received in a reasonable timeframe, with clear explanation.
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Rich B.
Jun 18, 2025
Knowledge is power
Was very pleased to know that I only had 2 PFAS and the levels were low. However, bought RO system so hopefully I am good to go. Price was reasonable considering I was able to know if I was consuming poison PFAS and how much.
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Kathleen W.
Jun 17, 2025
Finding out who your customer is and building a caring relationship.
You worked with me on a more personal level to meet my particular needs. I appreciate that and thank you for that.
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Doug H.
Jun 16, 2025
Good updates
Good updates, stayed within promised timeline.
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customer
Jun 15, 2025
I and other Sierra Club members use…
I and other Sierra Club members use Cyclopure extensively and know they are always working to get even better to expanding the PFAS compound list and accuracy. They always respond to our questions and requests.
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