Martal Group asks every new client to commit to a pilot before the contract turns monthly, and it keeps its fees off the page. We compared it with ten other outbound agencies on published terms. Sales.co takes first place for buyers who want to start and stop by the month.
Full report: Fentner's 2026 cold email agency ranking
Every agency in the comparison, with the page each fact came from: Martal Group alternatives on Sales.co
Fentner Group — fentner.com
Fentner Business Spotlight is the audio edition of the firm's published research. Fentner Group assesses brands, products, and market structure in digital markets from evidence any reader can obtain, under criteria fixed before the review begins. Each episode covers one report and links to the published text.