# Left Hook > Left Hook is an integration services company that helps software companies and growing businesses connect the tools they run on. We build, maintain, and scale integrations across 300+ platforms — from native SaaS connectors to business workflow automation. ## Services - [Managed Integrations](https://lefthook.com/services/managed-integrations): End-to-end integration management for SaaS companies building native integrations for app marketplaces. - [Custom App Development](https://lefthook.com/services/custom-app-development): Custom application and integration development for businesses with unique workflow requirements. - [iPaaS Connector Build](https://lefthook.com/services/ipaas-connector-build): Building connectors for iPaaS platforms like Zapier, Make, and Power Automate. - [Quick Fix](https://lefthook.com/services/quick-fix): Fast turnaround fixes for broken or underperforming integrations. - [Scale Systems Partner](https://lefthook.com/services/scale-systems-partner): Long-term partnership for companies scaling their integration infrastructure. - [Add-Ons](https://lefthook.com/services/add-ons): Supplementary services including documentation, testing, and monitoring. ## For Product Teams - [For Product Teams](https://lefthook.com/for-product-teams): How Left Hook helps SaaS product teams ship integrations faster and with higher quality. ## For SMBs - [For SMBs](https://lefthook.com/for-smbs): How Left Hook helps small and medium businesses automate workflows between their business tools. ## Platforms - [Platforms Overview](https://lefthook.com/platforms): 300+ platforms we integrate with including HubSpot, Salesforce, Shopify, Zapier, Slack, and more. ## APIs - [APIs Overview](https://lefthook.com/apis): API documentation and information for platforms we work with. ## Products - [Products](https://lefthook.com/products): Software products built by Left Hook. - [Frigg](https://lefthook.com/frigg): Open-source integration framework for building and managing integrations at scale. ## Tools - [Integration Strategy Calculator](https://lefthook.com/tools/integration-strategy-calculator): Calculate the best integration approach for your business. - [Automation ROI Calculator](https://lefthook.com/tools/automation-roi-calculator): Estimate ROI from automating your business workflows. - [API Readiness Assessment](https://lefthook.com/tools/api-readiness-assessment): Assess your API readiness for marketplace integrations. ## Resources - [Blog](https://lefthook.com/blog): Articles on integration strategy, API best practices, and workflow automation. - [Case Studies](https://lefthook.com/case-studies): Real-world examples of integration projects we have delivered. - [Resources Center](https://lefthook.com/resources/center): Guides, checklists, and templates for integration planning. - [FAQ](https://lefthook.com/faq): Frequently asked questions about Left Hook and our services. ## Company - [About](https://lefthook.com/about): Our story, team, and approach to integration services. - [Core Beliefs](https://lefthook.com/core-beliefs): The principles that guide how we work with clients. - [Team](https://lefthook.com/team): Meet the Left Hook team. - [Contact](https://lefthook.com/contact): Get in touch with us. - [Book a Call](https://lefthook.com/book-call): Schedule a discovery call with our team. ## Optional - [Partners](https://lefthook.com/partners): Our technology and service partners. - [Integration Tools](https://lefthook.com/integration-tools): Overview of integration tools and technologies we use. - [Ecosystems](https://lefthook.com/ecosystems): Platform ecosystems and marketplace landscapes. - [Privacy Policy](https://lefthook.com/privacy): Our privacy policy. - [Terms of Service](https://lefthook.com/terms): Our terms of service.