Here are several well-regarded Zoho implementation partners (global and US-focused), plus a quick note on how to choose the best partner for your project.

Top / notable Zoho implementation partners

• SmartOSC — recognized by Zoho as a “Top Implementation Partner” (Zoho Inspire/APAC awards). (SmartOSC.com)
• Zenatta — Zoho Premium Partner and Zoho “Partner of the Year” in the Americas; strong track record of Zoho CRM, Finance and integrations. (Zenatta.com)
• Devtac CRM — high-performing Zoho partner (noted for revenue and cross-sell awards in Zoho partner awards). (Zoho.com)
• Redian Software — Advanced/Premium partner with multi‑regional experience and Zoho-certified developers. (rediansoftware.com)
• Dhruvsoft / ZOSuccess and other highly active consulting partners — many experienced implementation partners operate from India and globally and provide licensing, implementation and support. (zosuccess.com)

How Zoho ranks partners (useful when choosing)

• Zoho uses a partner tier/value scoring system (Authorized → Advanced → Premium) based on revenue, customer success, certifications and engagement; Premium partners have the highest scores and more demonstrated experience. Use this as one filter. (Zoho.com)

Best next step (recommended)

• Use Zoho’s official “Find a Partner” directory to search by country, product, industry expertise, and partner tier — it shows partners ranked by performance and lets you contact them directly. That directory is the most reliable way to find partners that serve the United States and match your exact needs. (Zoho.com)

If you want, tell me:

• which Zoho product(s) you plan to implement (CRM, Books/Finance, People, Projects, Zoho One, etc.),
• company size (SMB vs enterprise), and
• whether you need onsite support or prefer a remote/offshore partner—

and I’ll shortlist 3–5 partners matched to those requirements (with links and estimated pricing/bandwidth considerations).