Your Stamford reinsurer closes the quarter in Excel, and the treaty math no longer fits
A custom ERP (Enterprise Resource Planning) makes sense for a Stamford firm when treaty accounting, multi-entity consolidation and management reporting no longer fit NetSuite's GL or SAP's chart of accounts without an army of bolt-ons. Expect $110,000 to $320,000 and a 5 to 9 month build for a system that models your reinsurance layers, intercompany flows and fund entities natively. Off-the-shelf ERP wins for a single-entity professional services shop; it loses the moment Stamford-style entity sprawl and bespoke accounting enter the picture.
You run a reinsurance book or a multi-entity holding company out of Stamford, and your ERP was sold to you as the system of record. In practice the system of record is a finance analyst's laptop. NetSuite handles your AP and your statutory GL fine, but treaty premium recognition, ceding commissions and loss reserve movements get computed in Excel and journaled back as summary entries nobody can audit line by line.
SAP and Microsoft Dynamics promise consolidation across entities, then quietly assume every entity shares one accounting calendar and one functional currency. Your Bermuda cell, your Delaware GP and your Stamford management company do not. Each quarter-close turns into a reconciliation marathon between the ERP, the actuarial model and a workbook that one person fully understands.
The problems nobody warns you about
- Treaty premium and ceding commission schedules are calculated in Excel and posted to NetSuite as opaque summary journals
- Multi-entity consolidation breaks across the management company, fund GPs and offshore cells with different calendars and currencies
- Loss reserve and IBNR movements from the actuarial team never tie cleanly to the GL without manual bridging
- Audit prep means rebuilding the trail between the ERP, the spreadsheet models and the actuarial output by hand
The case for owning your erp
A custom ERP lets you model the things Stamford finance teams actually account for: reinsurance treaties as first-class objects, intercompany allocations between the management company and fund entities, and a consolidation engine that respects different functional currencies and close calendars. Instead of bending your treaty math to fit a generic insurance add-on, the data model is shaped around your book and your entity structure, with the audit trail baked in rather than reconstructed.
Budgeting a erp build in Stamford
| Project scope | Typical cost | Timeline |
|---|---|---|
| Single-entity ERP for a professional services firm | $80k to $140k | 4 to 6 months |
| Multi-entity consolidation with treaty or fund accounting | $150k to $260k | 6 to 8 months |
| Full reinsurance ERP with actuarial bridge and statutory packs | $240k to $320k | 8 to 9 months |
What your build should include
ERP services we deliver in Stamford
The engagements Stamford teams bring us most often: SAP integration, Odoo development, Microsoft Dynamics 365, ERP migration and cloud ERP.
Exactly what you get
You get an ERP whose ledger is the single source of truth for every entity you run from Stamford, with treaty and fund accounting native rather than bolted on. Premium recognition, ceding commissions and reserve movements post as traceable journals, consolidation runs across currencies and calendars automatically, and your statutory and management reporting packs come off the same ledger. The Excel models that currently hold your quarter together become inputs you can retire, not crutches you depend on.
How to choose a developer in Stamford
Pick a partner who has shipped finance systems under audit, not just CRUD apps. They should ask about your entity tree, your functional currencies and your close calendar before they talk technology. Look for experience with treaty or fund accounting, a clear position on how the actuarial bridge will work, and a maintenance plan that survives changes to reserving standards. In a confidentiality-driven town, vet how they handle access control and data segregation between books before you hand over a single trial balance.
- !They have never modeled reinsurance treaties and call it a custom field. Ask how they would represent a quota-share treaty with sliding-scale commission
- !They quote a fixed price before seeing your entity structure. Ask what changes when entity four arrives
- !They treat multi-currency consolidation as a checkbox. Ask how they handle functional currency translation at the entity level
- !No audit trail in the demo. Ask to drill from a consolidated number to its source contract
- !They cannot name a finance-systems project they shipped. Ask for a reference in regulated finance
If erp is on the roadmap, internal tools, shopify, inventory management usually follow within the year. Budget them as one conversation.
Rohan advises mid-market and enterprise teams on ERP, CRM and custom software, and has led delivery on dozens of business-software builds.
Writes for Digital Heroes, shipping business software for 2,000+ brands across 55+ countries since 2017.
Frequently asked questions
Can a custom ERP handle reinsurance treaty accounting?
Yes. A custom ERP can model treaties as first-class objects with premium recognition, ceding commission and loss participation schedules, then post them as auditable journals. This is the main reason Stamford reinsurers move off generic ERP add-ons that force treaty math into Excel.
How long does a multi-entity ERP take to build?
For a Stamford holding company consolidating three to five entities with mismatched currencies and calendars, expect six to eight months. A full reinsurance build with an actuarial bridge runs eight to nine. Single-entity professional services ERPs land in four to six.
Should we replace NetSuite entirely?
Often no. Many Stamford firms keep NetSuite for statutory GL and AP, then build a custom consolidation and treaty layer on top that feeds it. Full replacement only makes sense when the off-the-shelf chart of accounts itself is the bottleneck.
What does ongoing maintenance cost?
Budget 15 to 20 percent of build cost per year. Reinsurance accounting rules and reserving standards change, and your finance ERP has to track them. That retainer is the price of owning logic NetSuite's product team would otherwise maintain.