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Compare Closed:in vs Altimeter Group

Side-by-side comparison of features, pricing, services, ratings and more.

Closed:in

Cold Email Outreach Website

Closed:in is a cold-email specialist and Clay/Instantly partner building hyper-personalized outbound systems that book meetings and generate pipeline. They use Clay-powered outbound campaigns for B2B service companies to deliver sales calls within 2-3 weeks.

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Altimeter Group

Branding & Design Website

Altimeter Group, now operating as Altimeter, a Prophet company, is a research and strategy consulting firm that helps enterprises understand and act on digital disruption across customer experience, social business, and emerging technologies.

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Feature Comparison

Attribute	Closed:in	Altimeter Group
Category	Cold Email Outreach	Branding & Design
Rating	-	-
Location	Utrecht	San Francisco, CA, USA
Features	Connection to Prophet's brand, marketing, and experience design capabilities, enabling	Connection to Prophet's brand, marketing, and experience design capabilities, enabling
Services	Cold email campaign design & ops Prospect sourcing & enrichment (Clay stacks) Deliverability engineering & inbox landing Reply qualification workflows & appointment setting Template + sequence personalization at scale	Cold email campaign design & ops Prospect sourcing & enrichment (Clay stacks) Deliverability engineering & inbox landing Reply qualification workflows & appointment setting Template + sequence personalization at scale
Industries	SaaS fintech recruitment agencies e-commerce financial services	-
Pros	High reply rates on top campaigns (claimed 50%+) Quick pipeline generation (e.g., $190K in 60 days) Official Clay Solutions Partner and Certified Instantly Expert End-to-end automation using Clay and Instantly Trusted by 50+ B2B companies	Highly visible thought leaders and analysts, including well-known authors and speakers,
Cons	No client reviews available on Clutch or G2 Small team (1-10 employees) may limit capacity for large-scale campaigns	Standardized pricing and engagement models are not published publicly, so prospects
Website	Visit Site	Visit Site

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