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Upload the sheet.Show the shelf.Run the counter.

SupplyIt is inventory software for HVAC, plumbing, appliance, electrical and surplus supply houses. It starts from the spreadsheet you already keep, puts what is really on your shelf in front of your contractors, and rings up the sale at your counter.

Free trial
30 days
Card to start
None needed
Plans from
$149 a month
Reads
.xlsx, .xls, .csv

See a live demo storefront

Example. 3 rows of a spreadsheet are the same unit: 3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610. On the storefront they are one listing showing 3 in stock at $1,650. At the counter the same listing shows 3 on hand in bin A-01.

The sheet

riverbend-stock.xlsxExample preview
ABC
1RIVERBEND SUPPLY CO. MASTER INVENTORY
2Counted 11/3. Ask Dana before changing a price.
3
4Item DescriptionOur PriceStatus
53 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610$1,650For Sale
63 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610$1,650For Sale
73 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610$1,650For Sale
880,000 BTU 96% Goodman Gas Furnace GR9S960803BN$1,495For Sale

The shelf, on their phone

3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610

New3 in stock
$1,650Add

The counter, on your screen

On hand
3
On hold
0
Bin
A-01
Serials
3 on file

You already counted it once.

There is no template to fill in and nothing to retype. Upload the workbook the way you keep it, look over what SupplyIt found, and only then bring it in.

riverbend-stock.xlsxExample preview
The Master Inventory tab of the example workbook
ABCDEFGHI
1RIVERBEND SUPPLY CO. MASTER INVENTORY
2Counted 11/3. Ask Dana before changing a price.
3
4Item DescriptionOur PriceStatusCond.Sold ForDate of SaleSold ToS/NBin
ProductPriceStatusConditionSold forDate soldBuyerSerialBin
53 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610$1,650For SaleNew2209411877A-01
63 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610$1,650For SaleNew2209411902A-01
73 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610$1,650For SaleNew2209411915A-01
880,000 BTU 96% Goodman Gas Furnace GR9S960803BN$1,495For SaleNew2210068431B-03
980,000 BTU 96% Goodman Gas Furnace GR9S960803BN$1,495SOLDNew$1,49510/28/2026Whitfield Mechanical2210068427
1050 Gal. Electric Water Heater Rheem PROE50 T2 RH95$420For SaleScratch & DentC-01
1150 Gal. Electric Water Heater Rheem PROE50 T2 RH95$420For SaleScratch & DentC-01
1250 Gal. Electric Water Heater Rheem PROE50 T2 RH95$420SOLDScratch & Dent$40010/30/2026Marcus Okafor
13Navien Tankless Water Heater NPE-240A2For SaleNewC-20
14200 Amp Square D Homeline Load Center HOM3060M200PC$289For SaleNewE-04
154 Ton Trane Condenser, crushed coilScrapUsed
Master Inventory: read as your stock.What each column was read asFor sale: becomes stockSold: becomes sales historyLeft out: not for sale

What it found in that sheet

These figures are not typed in. This page reads the example with the same import your upload goes through.

Listings
5
Units on the shelf
8
Past sales
2, worth $1,895
Customers
4
Order-in products
3
Sets
2

Stock, from the Master Inventory tab

Example preview
  • 3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610

    Filed under Condensers3 serial numbers kept

    3

    $1,650

  • 80,000 BTU 96% Goodman Gas Furnace GR9S960803BN

    Filed under Furnaces1 serial number kept

    1

    $1,495

  • 50 Gal. Electric Water Heater Rheem PROE50 T2 RH95

    Filed under Water HeatersScratch & Dent

    2

    $420

  • Navien Tankless Water Heater NPE-240A2

    Filed under Tankless Water Heaters

    1

    Call for price

  • 200 Amp Square D Homeline Load Center HOM3060M200PC

    Filed under Meters & Panels

    1

    $289

  • 8 for-sale rows became 5 listings. The number on the right is the count on the shelf.
  • Sold row: 80,000 BTU 96% Goodman Gas Furnace GR9S960803BN, to Whitfield Mechanical, Oct 28, 2026, $1,495.
  • Sold row: 50 Gal. Electric Water Heater Rheem PROE50 T2 RH95, to Marcus Okafor, Oct 30, 2026, $400.
  • 1 unit had no price in the sheet, so it comes in as “Call for price”.
  • 1 row marked scrap was left out, and the preview says so.

Customers, from the Clients tab

  • Dana Whitfield · Whitfield MechanicalContractor(215) 555-0142
  • Marcus OkaforHomeowner(215) 555-0117
  • Priya Raman · Raman Property GroupBusiness(267) 555-0163
  • Sal Benedetto · Benedetto Plumbing & HeatingContractor(215) 555-0188

To order, from the Goodman Price List tab

  • Goodman 2 Ton 14.3 SEER2 AC Condenser GSXN402410Order in$1,450
  • Goodman 4 Ton 14.3 SEER2 AC Condenser GSXN404810Order in$1,890
  • Goodman 5 Ton 14.3 SEER2 AC Condenser GSXN406010Order in$2,190
  • Goodman 2 Ton AC and Furnace SetSet$3,990
  • Goodman 3 Ton AC and Furnace SetSet$4,590
It finds the header row.
A title, a date or a note above your column names does not throw it.
It knows what you call your columns.
“Our Price”, “Sold For”, “S/N”, “Bin”. Where it guesses wrong, you point it at the right column.
One row per unit, or one row with a quantity.
Either way, identical units become one listing with a count.
Sold rows become sales history.
With the buyer, the date and what was paid, when your sheet has them.
A customer tab becomes your customer list.
Names, numbers and companies come in with the stock.
Price-list tabs become order-in products and sets.
The things you sell to order, with your cost and your price.
Start free trial

It takes .xlsx, .xls and .csv files up to 20 MB. Still keeping the sheet next month? Upload it again and choose: add it to what is there, or make the file the new count.

The count on your shelf is the count on their phone.

Every business gets its own storefront address. A contractor in the truck goes department, category, brand, size, and sees what you really have before he drives over.

Department
HVAC
Category
Condensers
Brand
Goodman
Size
3 Ton
Your price, or “Call for price”.
A listing with no price asks the customer to call. You can also keep every price for signed-in customers only.
A pickup list, not a checkout.
They add what they need and ask the counter to hold it. Nobody pays online. You take the money the way you do now.
A hold comes off the count.
So the same unit is not promised twice. A hold with no deposit shows as expired once the hours you set run out.
Deposits and bulk prices.
Set a deposit percent and the pickup list shows what to pay at the counter. They can also send the list and ask for a bulk price.
A posted price
$1,650
No price yet
Call for price
Customers only
Sign in for price
Example. The Condensers page of a storefront on a phone: 3 in stock and 3 to order in, listed by brand and size, each with its price and an Add button.
supplyit.io/riverbend-demoExample preview
(215) 555-0100
RRiverbend Supply Co.3

HVACCondensers

Condensers

3 in stock3 order in
Goodman4 listings, smallest first
  • Goodman 2 Ton 14.3 SEER2 AC Condenser GSXN402410

    NewOrder in

    3 to 5 business days

    $1,450
    Add
  • 3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610

    New3 in stock
    $1,650
    1 on list
  • Goodman 4 Ton 14.3 SEER2 AC Condenser GSXN404810

    NewOrder in

    3 to 5 business days

    $1,890
    Add
  • Goodman 5 Ton 14.3 SEER2 AC Condenser GSXN406010

    NewOrder in

    3 to 5 business days

    $2,190
    Add
Example. A pickup list of 3 units totalling $2,639.40 with tax. Deposit due: $264, paid at the counter. An unpaid hold is marked expired after 48 hours. Buttons: Ask the counter to hold these, and Ask for a bulk price.

Pickup list

3 units

  • 1 ×3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610$1,650
  • 2 ×50 Gal. Electric Water Heater Rheem PROE50 T2 RH95$840
Estimated tax (6%)
$149.40
Estimated total
$2,639.40

Deposit due: $264 (10%), paid at the counter. Unpaid holds are marked expired after 48 hours.

Ask the counter to hold theseAsk for a bulk price

See a live demo storefront

The whole sale on one screen.

A customer is standing at the counter and the phone is ringing. Find the unit, pick the customer, take the money, print the invoice.

Search or scan.
By name, brand, model, SKU or serial number. A barcode scanner is a fast keyboard.
Their price is already on it.
Pick the customer and their discount and tax exemption apply to the sale.
Serial numbers leave with the sale.
They come off the listing and stay on the order and its invoice.
Sell it now, or hold it.
A hold shows the deposit due. Something you order in becomes a special order with an expected date.
Example. A counter sale. The serial number 2209411877 was scanned and found 3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610. 2 lines for Whitfield Mechanical, a contractor with 10% off who is tax exempt. Total $2,830.50. Buttons: Complete sale, and Hold for pickup.

New sale

Example preview
2209411877

3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610 · 3 free · Bin A-01 · $1,650

Found by serial number
  • 1

    3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610

    Serial 2209411877 leaves with this sale

    $1,485

    $1,650

  • 1

    80,000 BTU 96% Goodman Gas Furnace GR9S960803BN

    Serial 2210068431 leaves with this sale

    $1,345.50

    $1,495

Whitfield MechanicalContractor10% offTax exempt
Subtotal
$2,830.50
Sales tax
Exempt

Total$2,830.50

Complete saleHold for pickup

What is in the box.

The rest of SupplyIt, on one sheet.

Stock

Receive and count
Receive a delivery with its quantity, cost, supplier and serial numbers. Count a shelf and set the exact number.
Stock history
Every receipt, count, sale and import is on the record.
Running low
Give a listing a low-stock level and it goes on the running-low list when it drops to it.
Change many at once
Reprice a group of listings by a percent, or move them to another category or bin.
Photos and condition
Up to 9 photos a listing. New, scratch and dent, or used, with a note on what the dent is.

Selling

Special ordersOn orderArrived. Ready for pickup
Sell what you have to order in. It is held with an expected date until you mark it arrived.
SetsSet
A matched system sold at one price. Build it from listings on the floor and it draws on their stock.
Delivery and freight
Pickup, delivery or freight, with the address, the date and the fee on the order. Switch it on in settings when you need it.
Undo a sale
An owner can void a completed sale, and the units go back into stock.

Customers

Price tiers
Give a contractor a percent off and keep their tax exemption ID on file. Both apply at the counter. Signed-in customers see their own price on the storefront.
Notes and history
Dated notes from every call, and everything they have bought.
Worth a call
Repeat buyers who have gone quiet, with their numbers.
“Tell me when you get one”
Log what someone asked for. When stock that matches is on the shelf it is flagged, and the message is written for you to send from your own phone.

Reports

What sold
By month, by category, and your top sellers.
Margin
Worked out wherever a cost is on file.
What is stuck
Stock that is not moving, and what sells but is out.
Sales tax
Sales, exempt sales and tax collected, month by month.

Paper and data

Invoices
Print an invoice for any sale, with serial numbers and the tax on it.
Shelf tags
Hang tags with the price and a QR code that opens the listing on your storefront.
CSV export
Inventory, sales and stock history at any time. Owners can also export the customer list.
Staff logins
Owners and staff. Staff cannot void a sale, change settings or export the customer list.
Your data
Each business’s data is kept apart from every other business’s. You can export it at any time.
Example. A request that stock now answers. Someone asked for "3 ton goodman condenser". 3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610 is on the shelf, 3 free at $1,650. A Tell them button, and the message already written: Hi, this is Riverbend Supply Co.. You asked about "3 ton goodman condenser". We now have 3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610 for $1,650. Call (215) 555-0100 or reply and we will hold one for you.

They asked for this

Example preview

“3 ton goodman condenser”

Asked 9 days ago · (267) 555-0163

On the shelf now

3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610

3 free · $1,650

Tell them

The message, written for you

Hi, this is Riverbend Supply Co.. You asked about "3 ton goodman condenser". We now have 3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610 for $1,650. Call (215) 555-0100 or reply and we will hold one for you.

Text itCopy
Example. Worth a call: Priya Raman, 7 orders, $4,380 spent, last order 104 days ago. Sal Benedetto, 4 orders, $1,915 spent, last order 131 days ago.

Worth a call

Example preview
  • Priya Raman

    Raman Property Group

    (267) 555-0163

    7 orders · $4,380 spent · last order Jul 30, 2026

  • Sal Benedetto

    Benedetto Plumbing & Heating

    (215) 555-0188

    4 orders · $1,915 spent · last order Jul 3, 2026

Repeat buyers with nothing recent, biggest spenders first.

Pick your trade. The shelves come labelled.

Say what kind of house you run and SupplyIt starts you with that trade’s departments and categories. Rows from your sheet are filed by the words in their names. Rename anything, or add your own later.

HVAC & mechanical supply. Furnaces, condensers, air handlers, water heaters, electrical and janitorial equipment.

Starts with 5 departments and 26 categories

HVAC

Furnaces, Air Handlers, Condensers, Heat Pumps, Coils, Boilers and Burners, PTACs, Wall & Window ACs, Space Heaters, Complete Systems, Accessories

Plumbing

Water Heaters, Tankless Water Heaters, Water Filtration, Fixtures

Kitchen & Laundry

Refrigerators & Freezers, Laundry, Cooking & Dishwashers

Electrical

Meters & Panels, Wire & Breakers, Electrical Supplies

Janitorial

Vacuums & Extractors, Floor Machines, Dehumidifiers, Outdoor Equipment, Shop & Packaging

Start free trialYou choose your kind of business when you sign up.

Sell something else? Pick general wholesale at sign up and build your own departments from there.

What it costs.

Three plans, priced by the month. Every account starts with 30 days free, and you do not need a card to start.

Counter

One warehouse getting off the spreadsheet.

Active listingsUp to 500

Staff logins3

$149a month

Warehouse

More stock on the floor and more people at the counter.

Active listingsUnlimited

Staff logins10

$299a month

Yard

High volume, bigger team, hands-on setup.

Active listingsUnlimited

Staff loginsUnlimited

$499a month

See pricing

The pricing page lists what each plan includes. During the trial you get unlimited listings and 10 staff logins, so you can try all of it.

Straight answers.

Do I have to retype my inventory?

No. Upload the spreadsheet you already keep, as an .xlsx, .xls or .csv file. SupplyIt shows you what it found, and nothing is saved until you say so.

My sheet is a mess. Will it still read it?

It looks for the header row even when a title sits above it, and it knows columns by the names people really use. If it picks the wrong column, you choose the right one and the preview updates. Rows it cannot use are counted, with the reason.

Can my customers pay online?

No. The storefront takes requests, not payments. A customer asks the counter to hold a pickup list, and you take the money the way you do now. Your staff tick off a deposit when it is paid.

Does it text or email my customers?

Not by itself, yet. When you confirm an order, mark a special order as arrived, or tell someone their request is in, SupplyIt writes the message for you. You send it from your own phone and tick it off.

What happens when the free trial ends?

The account becomes read-only: everything is still there to look at, and nothing can be changed until you choose a plan. Nothing is deleted.

Can I get my data back out?

Yes. Inventory, sales, customers and stock history all export as CSV files, whenever you want them.

Who can see my stock and my customers?

Your staff, each with their own login. The public sees only what your storefront shows, never your cost, your bin locations or your serial numbers. Each business’s data is kept separate. SupplyIt support can step into an account to help, and a banner says so while they are in it.

Do I need my own website?

No. Your storefront has its own address on SupplyIt, with your name, logo, color, hours and counter phone number.

Talk to us.

Not sure it fits your counter? Tell us what you sell and how you keep stock today. Your message goes to the people who run this.

A phone number or an email. Either one is enough.

Bring your
sheet.

Start a free trial, upload the workbook you already keep, and look at your own stock on your own storefront before you decide anything.

30 days free. No card needed. When the trial ends, nothing is deleted.

Riverbend Supply Co.

3 Ton 14.3 SEER2 Goodman AC Condenser GSXN403610

New

Model
GSXN403610
Bin
A-01

$1,650

An example tag with a working code. Point a phone at it to walk the demo storefront.

SupplyIt: inventory, counter sales and a live storefront for supply houses