1
Serves US
$2,200 per month
Fractional CTOs under $20,000 a month
4 firms publish a fractional CTO fee under $20,000 a month. A published floor is the cheapest way in, read from each listing's own site; the role page carries the ones that quote instead. First on the list are Altus CXO, First AI Movers and Leadership Services.
Published fractional CTO fees run from about $3,000 a month for on-call advice to $15,000 a month for an embedded role; hourly rates of $100 to $250 are common on marketplaces.
2
Serves EU
$1,750 per month
3
70+ peopleServes UK
$2,280 per month, no minimum
4
3 named clients Founded 2018, 15 people
$2,900 per month, no minimum
How this list is built. Every firm here offers fractional CTO work on its own site and publishes a monthly floor under $20,000. Order is editor's pick, then a published fee, then name. Nobody pays to appear or to move up. Full methodology.