ECSI TRELLIS COMPANY — what is this charge?
ECSI TRELLIS COMPANY is how this charge is printed on your statement.
Their website is https://www.ecsi.net.
You can contact them at +1 888-549-3274.
Record last updated March 29, 2026
✓ Verified
You bought from
ECSI TRELLIS
✓ Verified merchant
Shows on your statement as ECSI TRELLIS COMPANY
Business
ECSI TRELLIS COMPANY
Website
Category
Not classified
MCC
8220 — Colleges and Universities
Unclaimed record · ECSI TRELLIS has been identified as the merchant but has not yet claimed this listing · Is this your business? Claim it
Resolve it yourself — fix this purchase
This business isn't a WhoBilled.me client yet. You can still submit a request below — it goes to our team, not the merchant, and we'll follow up with you.
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Phone
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Common questions about this charge
Is the ECSI TRELLIS COMPANY charge legitimate or fraud?
ECSI TRELLIS COMPANY is a recognized billing descriptor associated with ECSI TRELLIS. That identification tells you who the charge is from — it cannot by itself confirm that your specific transaction was authorized. If you don't recognize it, first check whether someone who shares your card made the purchase, then contact ECSI TRELLIS directly before disputing the charge with your bank.
How do I contact ECSI TRELLIS about this charge?
Call ECSI TRELLIS at +1 888-549-3274. Visit https://www.ecsi.net for support.
How do I cancel or get a refund from ECSI TRELLIS?
Use the Request a Refund or Cancel Order / Subscription options on this page to start a request. You can also call ECSI TRELLIS at +1 888-549-3274.
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