NNorthbook

One retainer. Everything handled.

Priced by order volume — because that's what drives the work. Every tier includes your dedicated team, the client portal, and filings done on time.

Foundations
Solo founders getting the basics right.
$749/mo
month-to-month after 3-month initial term
Up to 500 orders/mo
✓Monthly accrual bookkeeping, closed by day 10
✓Shopify payout reconciliation
✓Sales tax / VAT filings — 2 jurisdictions
✓Client portal, documents & requests
✓Email support, 1-business-day reply
Start with the Health Check
Most popular
Growth
Brands scaling across states and borders.
$1,495/mo
month-to-month after 3-month initial term
Up to 2,500 orders/mo
✓Everything in Foundations
✓Nexus monitoring — all 50 states, UK & EU
✓Unlimited filing jurisdictions
✓Monthly P&L review call
✓Dedicated account manager
✓Priority support, same-day reply
Start with the Health Check
CFO
Operators who run the business on numbers.
$2,950/mo
month-to-month after 3-month initial term
Unlimited orders
✓Everything in Growth
✓Unit economics by SKU & channel
✓13-week rolling cash-flow forecast
✓Monthly CFO strategy session
✓Board / investor reporting pack
✓Direct line to your CFO
Start with the Health Check

Compare everything

FeatureFoundationsGrowthCFO
Bookkeeping
Monthly close (accrual, by day 10)✓✓✓
Shopify payout reconciliation✓✓✓
Inventory & COGS entriesMonthlyMonthlyWeekly
Tax & compliance
Filing jurisdictions included2UnlimitedUnlimited
Nexus monitoring (50 states + UK/EU)—✓✓
VAT / MTD digital filing✓✓✓
Annual nexus study—✓✓
Advisory
Monthly P&L review call—✓✓
Unit economics by SKU & channel——✓
13-week cash-flow forecast——✓
CFO strategy session——Monthly
Platform & support
Client portal & live dashboard✓✓✓
Support SLA1 biz daySame dayDirect line

Add-ons

Fixed fees, quoted before we start. Never hourly.
Year-end tax — US
Federal + state income tax returns (1120/1120-S/1065 + personal). Filed by a CPA.
from $2,400
Year-end tax — UK
CT600 corporation tax return, statutory accounts, director self-assessment.
from $1,850
Nexus study
Full 50-state exposure review with registration recommendations and back-liability estimate.
$1,500 fixed
Catch-up bookkeeping
Behind on your books? Priced per month behind, quoted after the Health Check.
$295 / month behind

Not sure which tier fits?

The free Health Check scores your current setup and recommends a tier — in about 3 minutes.

Start the free Health Check