Monday, November 9, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
588 reviews
Altair Technology LLCSelect a line to read only those reviews.
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.
Showing 540 reviews with 5 stars · Clear filters
Safely arrive, fast delivery, clear explanation during question and ask in web chat, helpfull assistance to match required item to purchase to minimize personal misunderstanding item specification. I hope purchased item will long lasting to worked. Thank you AltairTech
By Jang U.
Very solid company. Stuff arrived super fast.
By ndgoHODL
Arrived quickly. Customer service helped me set up miner. Works as advertised.
By Andy
Every question I had was answered and delivery of my Antminer S21 was faster than expected. Really like this company and I will be back for more.
By Brian K.
Item was damaged in shipping. Fast response and replacement sent right away. Very impressed, will be a repeat customer.
By Roderick C.
Fast shipping, good communication. Would absolutely order from them again.
By Kyle E.
Best !!!!! Fast !
By stefan L.
made a larger order that had to be filled in pieces. they handled communication every step of the way very professionally and detailed. before i could ask, they had already provided the info i needed. excellent company and personnel, would definitely buy from again
By shaun A.
