Kris was very helpful
Kris was very helpful! Answered all my questions and helped me with my issue. Thank you!! Greg
By Greg G.
Monday, November 9, 2026 · Customer reviews of US businesses

The Fair Hearing score
Excellent
588 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Altair Technology owns and operates Bitcoin mining facilities in St Charles, Missouri. We have deep expertise in ASIC mining.We sell Bitmain, Whatsminer, Gekkoscience and other popular mining hardware and accessories. We ship worldwide and aim to be a one-stop-shop for all popular mining hardware, parts and accessories. We hold our inventory in Missouri and our in-stock items typically reach US & Canadian customers in 2-3 business days.We also consult with mining farm operators and investors on design and maintenance of cryptocurrency mining farms.
Altair Technology LLC (altairtech.io) has 588 customer reviews on The Fair Hearing, with an average rating of 4.8 out of 5.
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Kris was very helpful! Answered all my questions and helped me with my issue. Thank you!! Greg
By Greg G.
Very quick reply via online chat. Quick order turnaround.
By BKBlock
Very responsive order fulfillment and follow-up service and support. I prefer dealing with Altair over anyone else.
By JB B.
Fast response and always informative.
By Paul S.
Kris was extremely helpful in diagnosing a potential issue. He was also very quick to respond.
By MG
The best crypto service providers. This crypto space is unfortunately littered with providers that provide subpar communication, slow order fulfillment, and generally act like they're the ones doing you a favor. Altair is a lovely breath of fresh air! Trustworthy, excellent communicators, and quick order fulfillers, they'd be my provider of service even if they weren't price competitive (they are).
By Brad F.
Great prices and great customer service
By Boose T.
I spoke with Kris K. Very knowledgeable and very helpful in pointing me towards support and advises me on next steps. Answered my emails very quickly and resolve my issue.
By Mitchell