Professor-Grade Excel Spreadsheets & Operational Workpapers
Built for Chief Estimators, Professional Engineers (PE), CPAs, and Controllers. Test formulas directly in your browser and download multi-sheet .xlsx workbooks with zero email gates.
Specialized B2B Spreadsheet Silos
Engineered to US industry codes (NEC, CSI MasterFormat, US GAAP, ASC 842, MACRS)
Construction Estimating & Engineering
Professional CSI MasterFormat construction estimating workbooks, material takeoff calculators (concrete, drywall, roofing, framing, painting), NEC 1-Phase & 3-Phase electrical panel schedules, voltage drop sheets, and HVAC Manual J load calculators.
Accounting, Audit & Business Finance
Senior CPA month-end close schedules, US GAAP & IFRS audit workpapers, prepaid expense amortization waterfalls, ASC 842 lease accounting models, Construction WIP schedules, 13-week rolling cash flow forecasts, and 3-way IOLTA trust reconciliations.
Latest Published Excel Workbooks
View All (21) →Inventory Valuation Rollforward & Lower of Cost or Net Realizable Value (LCNRV) Calculator Excel Workpaper
Free professional Inventory Valuation Rollforward & Lower of Cost or Net Realizable Value (LCNRV) Calculator Excel Workpaper (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
CSI MasterFormat 50-Division Construction Budget, Schedule of Values (SOV) & General Contractor Bid Excel Template
Free professional CSI MasterFormat 50-Division Construction Budget, Schedule of Values (SOV) & General Contractor Bid Excel Template (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Accounts Receivable (AR) Aging Report & CECL Bad Debt Allowance Calculator Excel Workpaper
Free professional Accounts Receivable (AR) Aging Report & CECL Bad Debt Allowance Calculator Excel Workpaper (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Rebar Bending Schedule (BBS) & Steel Weight Takeoff Excel Template (ACI / ASTM Bar Sizes #3 to #11)
Free professional Rebar Bending Schedule (BBS) & Steel Weight Takeoff Excel Template (ACI / ASTM Bar Sizes #3 to #11) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Painting Contractor Takeoff & Bid Calculator Excel Spreadsheet (Interior/Exterior Sq Ft, Gallons & Labor Production)
Free professional Painting Contractor Takeoff & Bid Calculator Excel Spreadsheet (Interior/Exterior Sq Ft, Gallons & Labor Production) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Deferred Revenue Rollforward & ASC 606 SaaS Revenue Recognition Waterfall Excel Template
Free professional Deferred Revenue Rollforward & ASC 606 SaaS Revenue Recognition Waterfall Excel Template (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
NEC Voltage Drop & Copper/Aluminum Wire Sizing Calculator Excel Sheet (1-Phase & 3-Phase Feeder & Branch)
Free professional NEC Voltage Drop & Copper/Aluminum Wire Sizing Calculator Excel Sheet (1-Phase & 3-Phase Feeder & Branch) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Month-End Close Checklist & Accrued Expenses Rollforward Workpaper Excel Template (Controller & CPA Edition)
Free professional Month-End Close Checklist & Accrued Expenses Rollforward Workpaper Excel Template (Controller & CPA Edition) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Restaurant Recipe Costing & Menu Engineering Excel Template (AP/EP Yield %, Plate Cost & Food Cost %)
Free professional Restaurant Recipe Costing & Menu Engineering Excel Template (AP/EP Yield %, Plate Cost & Food Cost %) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Roofing Takeoff & Contractor Bid Estimator Excel Template (Roof Squares, Pitch Multiplier, Bundles & Labor)
Free professional Roofing Takeoff & Contractor Bid Estimator Excel Template (Roof Squares, Pitch Multiplier, Bundles & Labor) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Fixed Asset Rollforward & MACRS / GAAP Depreciation Schedule Excel Template (Straight-Line & Tax Basis)
Free professional Fixed Asset Rollforward & MACRS / GAAP Depreciation Schedule Excel Template (Straight-Line & Tax Basis) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Three-Way Trust Account Reconciliation Excel Template (Law Firm IOLTA & Property Management Audit Sheet)
Free professional Three-Way Trust Account Reconciliation Excel Template (Law Firm IOLTA & Property Management Audit Sheet) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
HVAC Heat Load Calculation Excel Spreadsheet (Manual J Block Load, BTU/hr & Tonnage Sizing Calculator)
Free professional HVAC Heat Load Calculation Excel Spreadsheet (Manual J Block Load, BTU/hr & Tonnage Sizing Calculator) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
200-Amp Single-Phase Residential Panel Schedule Excel Template (120/240V NEC Article 220 Load Calculation)
Free professional 200-Amp Single-Phase Residential Panel Schedule Excel Template (120/240V NEC Article 220 Load Calculation) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
ASC 842 & IFRS 16 Operating Lease Accounting Excel Template (ROU Asset & Lease Liability Calculator)
Free professional ASC 842 & IFRS 16 Operating Lease Accounting Excel Template (ROU Asset & Lease Liability Calculator) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
13-Week Rolling Cash Flow Forecast Model Excel Template (Weekly Treasury Liquidity & Revolver Tracker)
Free professional 13-Week Rolling Cash Flow Forecast Model Excel Template (Weekly Treasury Liquidity & Revolver Tracker) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Concrete Takeoff & Cost Estimator Excel Template (Slabs, Footings, Columns, Rebar & Cubic Yards)
Free professional Concrete Takeoff & Cost Estimator Excel Template (Slabs, Footings, Columns, Rebar & Cubic Yards) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Construction WIP Schedule Excel Template (Over/Under Billing & ASC 606 Percentage of Completion)
Free professional Construction WIP Schedule Excel Template (Over/Under Billing & ASC 606 Percentage of Completion) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Drywall Takeoff & Material Cost Estimator Excel Spreadsheet (4x8 & 4x12 Sheet Count, Mud, Tape & Labor)
Free professional Drywall Takeoff & Material Cost Estimator Excel Spreadsheet (4x8 & 4x12 Sheet Count, Mud, Tape & Labor) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Prepaid Expense Amortization Schedule & Month-End Rollforward Workpaper Excel Template (US GAAP)
Free professional Prepaid Expense Amortization Schedule & Month-End Rollforward Workpaper Excel Template (US GAAP) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
3-Phase Commercial Electrical Panel Schedule Excel Template (208Y/120V & 480Y/277V NEC Load Calculator)
Free professional 3-Phase Commercial Electrical Panel Schedule Excel Template (208Y/120V & 480Y/277V NEC Load Calculator) (.XLSX) with automated formulas, multi-sheet schedules, and interactive calculator preview.
Curated Excel Template Collections
Free Construction Estimating & Material Takeoff Excel Templates
.XLSXCSI MasterFormat construction cost estimators, concrete & drywall takeoff spreadsheets, roofing & painting bid calculators, and contractor schedule of values (.xlsx).
Free NEC Electrical Panel Schedules & MEP Engineering Excel Calculators
.XLSXLicensed PE-grade 1-Phase and 3-Phase commercial electrical panel schedules, NEC Article 220 demand load calculators, voltage drop spreadsheets, HVAC Manual J calculators, and rebar bending schedules.
Free CPA Audit Workpapers & Month-End Close Schedule Excel Templates
.XLSXUS GAAP and IFRS accounting workpapers for controllers and CPAs: prepaid expense amortization waterfalls, ASC 842 lease schedules, Construction WIP over/under billing, and fixed asset MACRS rollforwards.
Free 13-Week Cash Flow & 3-Way Trust Reconciliation Excel Models
.XLSXCFO treasury models, 13-week rolling liquidity forecasts, law firm IOLTA and property management 3-way trust account reconciliations, and operational recipe/unit costing calculators.