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Project operations · estimate to payment

Know where every project will land, while you can still change it.

Tallyvane connects the estimate to every purchase, delivery, work log and payment that follows. Each line shows what you planned, what has happened, and what it will cost to finish.

Live in construction today12 industries, one engineWeb + field app
The problem

The estimate gets approved once and checked against reality months later.

Every project business starts with a detailed estimate. Once work begins, the numbers that matter scatter across spreadsheets, accounting, purchase files and phone messages. By the time someone compares them, the money is already spent.

01 · Scattered records

Plan and actuals live in different places

Quantities sit in a spreadsheet. Purchase orders and invoices sit in accounting. Site deliveries, consumption and hours sit in chat threads and notebooks. Nothing links a payment back to the estimate line it belongs to.

estimate_v7_final.xlsxaccountingWhatsApppaper delivery notes
02 · Late comparison

Variance shows up at month end or at handover

Comparing estimate to actual means a person rebuilding the picture by hand. It happens rarely, usually after a stage closes, so overruns are discovered once they can no longer be corrected.

03 · No forward view

Nobody can say what the project will cost to finish

Owners know what they have paid. They cannot see what they have committed, what they still owe, or where the current rate of spend is taking them. Margin is a guess until the project is over.

Overrun begins
M4 · shuttering rate drifts
Spreadsheet team sees it
M11 · final reconciliation
Tallyvane team sees it
M4 · the next work log
How it works

One record from first estimate to final payment.

Every record in Tallyvane is booked against a part of the estimate. That single rule is what makes live comparison and forecasting possible.

Estimate

Measure once, reuse everywhere. Worksheets turn dimensions into quantities and costs.

Commit

Raise purchase orders to suppliers and assign subcontractors with their rate cards.

Record

Deliveries, stock used and work logged from the field, each booked to a section and stage.

Pay

Payments scheduled against milestones or dates, settled to the right payee and order.

Compare

Estimate vs actual on every line, narrowed to completed stages for a fair read.

Project

Cost at completion, cash still to pay out, and which lines are pushing the total.

Product

Same engine, your industry's words.

Switch the sample below between three very different businesses. The screens, rules and maths stay the same. Only the vocabulary and presets change.

Sample data · figures in USD
Completed stages

Estimate vs actual

LineEstimateActualUsedVariance
Total

Variance on every line, live

Each line is linked to a material or a subcontractor's rate. Actual spend that no line covers shows up as "Not in estimate" so it can't hide. The tick on each bar marks 100% of the estimate.

Measured once, reused everywhere

Worksheet
Quantity

Parametric estimating

Enter a dimension once on a measured object. Every estimate line that uses it updates, so a change reprices the whole estimate.

Harbor Point · Payments

Cash out, next 6 weeks

Obligations + unpaid deliveries
W1
W2
W3
W4
W5
W6
Kiran & Sons27,400Due when Stage 3 "Slab" completesMilestone
Northline Steel12,960PO-0142 delivered, unpaidOwed
Rao Earthmovers5,200Fixed date · 4 NovScheduled

Know what you owe before it is due

Payments scheduled against milestones sit beside deliveries received but not yet paid. Finance sees the real cash-out curve, not just paid invoices.

Captured where the work happens

Supervisors log work, deliveries and stock use from a phone, even offline. Each record lands against the right section and stage, and the comparison updates.

Where it applies

Any business that quotes a job, buys for it, pays people to do it, and lives on the margin.

Each industry gets a pack with its own templates, worksheet presets and vocabulary. The core of projects, payees, orders and payments stays the same.

Construction & civil Live

Unit
Villa, tower floor, road chainage
Measured from
Footings, walls, slabs, rooms
Paid out to
Subcontractors, material suppliers

Interior fit-out & MEP

Unit
Floor, suite, store
Measured from
Room areas, ceiling runs, fixture counts
Paid out to
Joinery, electrical and HVAC crews

Solar & EV charging

Unit
Rooftop, ground array, charge site
Measured from
Usable roof area, string lengths
Paid out to
Install crews, module and inverter suppliers

Telecom rollouts

Unit
Tower site, fibre route segment
Measured from
Trench length, mast height
Paid out to
Civil and rigging contractors, equipment vendors

Shipbuilding & marine repair

Unit
Hull block, dry-dock job
Measured from
Plate areas, weld lengths
Paid out to
Fabricators, coating crews, steel mills

Events & exhibitions

Unit
Stand, hall, show day
Measured from
Floor plan areas, headcount
Paid out to
Stand builders, AV, caterers

Film & TV production

Unit
Episode, shoot block
Measured from
Shoot days, crew size, locations
Paid out to
Crew, rental houses, location owners

Engineer-to-order manufacturing

Unit
Machine, skid, production lot
Measured from
Bill of materials, machining hours
Paid out to
Job shops, component suppliers

Plant shutdowns & maintenance

Unit
Turnaround, equipment tag
Measured from
Work packs, scaffold volume
Paid out to
Specialist contractors, parts vendors

Infrastructure & utilities

Unit
Substation, pipeline section
Measured from
Route length, excavation volume
Paid out to
Civil contractors, pipe and cable suppliers

Agriculture & plantations

Unit
Plot, block, season
Measured from
Hectares, plant counts
Paid out to
Labour gangs, seed and input suppliers

Facility refurbishment programmes

Unit
Branch, school, clinic
Measured from
Room schedules, asset registers
Paid out to
Regional contractors, framework suppliers
What exists today

A working product built inside a construction firm, ready to go wider.

Tallyvane started as the internal operations system for a working builder. The data model was designed around general project concepts from day one, so moving into a new industry is configuration work, not a rewrite.

Shipped modules

  • Projects, units & stages
  • Worksheets & measured objects
  • Unit templates & presets
  • Estimate vs actual
  • Subcontractors & rate cards
  • Work logs
  • Suppliers & purchase orders
  • Materials, stock & consumption
  • Payments & obligations
  • Accounts & budgets
  • People & departments
  • Activity log & notifications
TypeScriptBunElysia APINext.js webOffline-ready PWAPostgreSQLRedis jobs

Where it goes next

Now

Industry packs and multi-company

Vocabulary, templates and presets per industry. Many organisations on one platform.

Next

Forecasting

Cost at completion, burn rate and cash-flow projection on every project, with alerts when a line drifts.

Next

Partner portal

Subcontractors and suppliers accept orders, submit work logs and invoices, and track when they get paid.

Later

Benchmarks and payments

Rate benchmarks across companies, estimate suggestions from past projects, and paying out directly from scheduled obligations.

Proposed model

Subscription

Per organisation, priced by active projects.

Expansion

Industry packs

Add-on templates and presets per industry.

Network

Partner seats

Paid tier for subcontractors and suppliers who work for many customers.

Later

Payments

A fee on payouts made through the platform.