# 21b Consulting > Analysis by Optimly for Optimly AI Visibility, in the Optimly AI Brand Index. Last analyzed September 1, 2026. > 21b Consulting was a HubSpot Partner consultancy that specialized in helping mid-market companies maximize their HubSpot investment by providing strategic guidance, technology implementation, and team adoption services. It has since been acquired by Greenfire Strategy. - Business Profile: https://optimly.ai/brand/21b-consulting - Publisher: Optimly (https://optimly.ai) - Dataset: Optimly AI Brand Index (https://optimly.ai/brand) - Official website: https://greenfirestrategy.com/ - Logo: https://logo.clearbit.com/greenfirestrategy.com - Slug: 21b-consulting - Brand Authority Index tier: Emerging - Category: Revenue Operations (RevOps) Consulting and Implementation - Last Analyzed: September 1, 2026 ## Buyer Intent Signals Problems: Underutilization of HubSpot investment | Lack of HubSpot strategy | Poor team adoption of HubSpot | Inefficient marketing and sales processes | Duplicate records in HubSpot | Need for HubSpot administrative support | Difficulty achieving growth goals with HubSpot Solutions: HubSpot implementation services | HubSpot strategy consulting | HubSpot team training | Marketing operations optimization | Sales operations optimization | CRM data cleanup | HubSpot admin support | Growth consulting Comparisons: Compare HubSpot consulting partners | Evaluate HubSpot service providers | Find a HubSpot Platinum Partner | Review HubSpot implementation strategies