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Cold calling agencies for manufacturers

3 agencies in the index offer cold calling for manufacturers. Ranked by the evidence on record, the first three are Belkins (Dover, US, from $5,000 a month), SalesRoads (Fort Lauderdale, US, from $6,950 a month) and Callbox (Encino, US). Calling works best where buyers still answer the phone, such as manufacturing, logistics and the trades; check which countries the callers dial and from which time zone. Buyers are engineers, plant managers and procurement teams, many of whom still answer the phone, which is why phone-led agencies do well here. 2 of the 3 publish a monthly minimum, from $5,000 to $6,950, with a median of $5,975. 1 offers pay-per-meeting pricing and 0 offer pay-per-lead; the rest work on a retainer or do not say. Besides cold calling, the services most often offered here are appointment setting, cold email and LinkedIn outreach. 0 build on Clay, 1 works inside HubSpot and 2 use their own or undisclosed tools. 3 have a Clutch or G2 rating on file with the date it was read. Before signing, ask for a sample sequence, the definition of a qualified meeting and who owns the domains and data afterward.

3 agencies·Updated 17 October 2026·How we rank

Cold calling agencies for manufacturers, ranked
#AgencyHQStackFrom (monthly)ModelProofBadges
1 Belkins↗ Most-cited agency across listicles; runs Folderly deliverability platform; 800+ clients claimed Dover, US HubSpot, Custom $5,000 Retainer Clutch4.9 (234) Verified DeliverabilityEditor's PickTop Outbound Agency US 2026Top Outbound Agency Europe 2026
2 SalesRoads↗ Phone-first; priced per 4-week period; hybrid pay-per-held-meeting option reported Fort Lauderdale, US Custom $6,950 Hybrid Clutch4.9 (69) Pay-Per-MeetingSDR PodEditor's PickTop Outbound Agency US 2026
3 Callbox↗ Delivery largely Philippines-based; campaign pod model; Colombia unit for LatAm Encino, US Custom Ask Not published Clutch4.6 (128) SDR PodEditor's PickTop Outbound Agency APAC 2026

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What differs for Manufacturing buyers

  • Buying cycle:3-9 months, often tied to budget cycles and plant schedules.
  • Budget:2 of the 3 publish a monthly minimum, from $5,000 to $6,950, with a median of $5,975.

Questions

How much does a cold calling agency cost?
2 of the 3 publish a monthly minimum, from $5,000 to $6,950, with a median of $5,975. Setup fees and minimum terms vary, so ask for both before comparing monthly prices.
Retainer or pay-per-meeting?
A retainer buys an agreed scope each month and suits a defined ICP with at least three months of runway. Pay-per-meeting moves the risk to the agency and suits offers with a short sales cycle. On this page, 1 agency offers pay-per-meeting pricing and 0 pay-per-lead.
How long until results?
New sending domains need two to three weeks of warm-up before volume goes out, and list building runs alongside it. Most agencies quote first meetings in weeks four to eight.
Does the stack matter?
0 of the 3 build on Clay and 1 work inside HubSpot. Ask who owns the sending domains, the data and the workflows when the engagement ends; some agencies hand them over and some keep them.