SEI (Sphere Enterprises Inc.) is a B2B marketing agency that drives measurable revenue growth by connecting strategy to execution.

Built for B2B Organizations

Marketing for B2B isn’t simple – and it shouldn’t be treated that way. We work with organizations that sell complex solutions, operate within partner ecosystems, and require marketing that supports long buying cycles and multiple stakeholders.

  • OEMs
  • B2B Solution Providers
  • Distributors


What We Deliver

Integrated marketing capabilities designed to work together – not in silos.

  • B2B marketing strategy & planning
  • Demand generation & pipeline support
  • Account-based marketing (ABM)
  • Sales enablement & content development
  • Partner and ecosystem marketing
  • Campaign execution, reporting & optimization


Why Clients Choose SEI

Clients choose SEI because we bring clarity, execution, and accountability to B2B marketing.

  • Deep B2B and technology experience
  • Hands-on execution – not just recommendations
  • Flexible engagement models
  • Clear communication and dependable delivery
  • Strong understanding of clients environment


Let’s Build Smarter B2B Marketing.
We can help you simplify your marketing and strengthen results.

Demand Generation

Targeted programs that drive pipeline growth and measurable results.

Campaign Execution

Turn strategy into launched, managed, and optimized campaigns.

channel marketing

Enterprise-level channel marketing execution without added headcount.