The Growegy Tier 1 is a vendor tradeline from Growegy. The annual fee is $600/year (or $55/month). Approval typically requires a credit score of 0 or higher. Rewards: Loyalty Benefit Rewards. Growegy: A Business Credit Building Tool Growegy is a business financial platform designed to help small business owners manage their finances while also building business credit. They offer various tools for cash flow management, invoicing, and busi | PG verification: Growegy does not require a personal guarantee for their business credit product, which is consistent with the information available.