# Plumbline > Plumbline is an independent, analyst-signed B2B SaaS metrics analysis and board-reporting service for companies between $2M and $10M ARR. ## Core service - Rebuilds SaaS metrics independently from raw company records. - Reconciles the calculations to the company's conventions and existing tools. - Delivers a lighter operating read every month. - Delivers a board-grade report every quarter. - Reports are signed by Rodrigo Fernandes, founder and principal analyst. ## Metrics covered ARR bridge; CAC payback by cohort; cohort value; NDR; GRR; logo retention; customer concentration; runway; and P&L versus targets. ## Best fit Founders and CFOs of B2B SaaS companies with $2M–$10M in annual recurring revenue who need an independent read for operating decisions, investor communication, and board reporting. ## Inputs Transactions, acquisition costs, cash, and profit-and-loss exports in the formats the company already keeps. ## Delivery and price - Monthly operating read. - Quarterly board-grade report. - First report within two weeks after receiving the required data. - US$1,990 per month, month to month, with no lock-in. ## Data handling Client data is used only to produce the report, is never shared, is never used to train models, and is removed on request. ## Canonical page - https://plumbline.one/ ## Contact - hello@plumbline.one