Connect the tools your team already uses
All Onsite Integrations in one place
Onsite connects with your accounting software, communication tools, and field apps so your project data flows without manual entry. No re-keying. No reconciliation at month end.
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Why integrations matter
Connected software means fewer decisions made on stale data
Construction companies that connect their tools stop losing time to manual data transfer and start making project decisions on information that is current, complete, and verified.
01
The problem
What disconnected software actually costs a construction company
The core problem
Most construction companies run three to five different tools across site, accounts, procurement, and communication. None of them talk to each other by default. The people in the middle do.
A site manager creates a purchase order on paper or in a spreadsheet. Someone photographs it and sends it on WhatsApp. The accounts team receives it, types it into the accounting system, and files the photo somewhere. The same transaction has now been handled by three people and entered into two systems. When the vendor disputes the quantity two weeks later, nobody can find the original without a chain of messages.
This is not a failure of process. It is the predictable result of software that was not built to work together. The fix is not more discipline from your team. It is connecting the systems so the data created once flows automatically to wherever it needs to go next.
2x
Every transaction entered twice on average
Once on site, once in accounts. Every purchase order, bill, payment, and delivery gets entered by hand into two separate systems.
3-5
Days lost to month-end reconciliation
Finance teams at mid-size contracting firms spend three to five days each month matching site records against the accounts system. Integration reduces this to hours.
1-3%
Revenue lost to data-transfer errors
Wrong quantities, duplicate payments, and missed credits from manual re-entry cost Indian contracting businesses one to three percent of annual turnover on average.
The deepest cost is not the time lost to re-entry. It is the quality of decisions being made on information that is days out of date. When a project manager checks the cost position for a project and the answer depends on whether the accounts team has finished processing last week’s bills, the cost report is always stale. Decisions about the next purchase order, a subcontractor’s claim, or the procurement schedule for the next phase all happen on numbers that do not reflect reality. Integrations close that gap.
02
The benefits
What construction companies gain when their software works together
Real-time cost visibility
When site activity feeds directly into your accounting system, the project cost report is never waiting on a batch import or a data entry session. Project managers and finance teams see the same numbers at the same time.
Three-way matching without effort
When purchase orders, goods receipts, and vendor bills all originate in connected systems, matching them is automatic. Discrepancies between what was ordered, what was delivered, and what was billed surface before payment rather than after.
Faster vendor payments
Bills that arrive in the accounting system already verified and matched to a delivery receipt get processed faster. Vendors that get paid on time are vendors that prioritise your next delivery. In construction, material availability is a schedule variable.
Accurate project profitability
When every cost is captured in the system as it occurs rather than at month-end, project profitability reports reflect what is actually happening. Overruns are visible in week two, not week eight. The correction window is open.
Site teams working on mobile
Integrations are only useful if the data going in is accurate. When site teams capture receipts, attendance, and deliveries on a mobile app in real time, the data entering the integrated system is cleaner than anything transferred from a spreadsheet or a photo.
Audit trail across systems
Every transaction that flows between connected systems carries a reference. A vendor bill in the accounting system links to the GRN on site, which links to the original purchase order. End-to-end traceability replaces a chain of WhatsApp forwards and email attachments.
These benefits compound over time. The first month of connected software surfaces problems that have always existed but were invisible. The third month, the team stops spending time on data movement entirely and starts spending it on the analysis that the data enables. The sixth month, the business makes better procurement decisions because the purchase history across projects is accessible and comparable.
03
Why Onsite
Why construction companies choose Onsite for integrations
The key difference
Most construction software was built for one function: estimating, or accounting, or project scheduling. Integrations were added later as connectors between systems that were never designed to share data.
Onsite was built from the ground up for how construction companies in India and the Gulf actually operate. The data model covers the full project lifecycle, from BOQ and procurement through site execution, vendor billing, labour attendance, and client invoicing. Because the data structure is native to construction, connecting it to external systems produces clean, meaningful records rather than partial exports that need manual cleanup at the other end.
⚡
Built for Indian and GCC construction workflows
RA billing, BOQ-based procurement, GST-compliant vendor bills, and subcontractor measurement sheets are native features, not workarounds. Integrations carry this context across to connected tools.
📄
Clean data that external systems can use
Accounting software can only post what it receives. When the source data is verified (GRN against PO, bill against GRN), the records that flow into the connected system are accurate from the start.
👥
Setup support from an onboarding team that knows construction
Onsite’s onboarding team has set up integrations for contractors, builders, EPC firms, and interior companies. They know where the ledger mapping usually goes wrong and how to fix it before it becomes a problem.
Integration configuration that does not require a developer
Most software integrations require API keys, webhook configuration, and technical setup that construction companies do not have in-house. Onsite’s integrations are configured through a guided setup that a non-technical accounts or operations manager can complete. The connections are built for the people who will actually use them.
Data that flows in the right direction at the right time
Integration is not just about sending data out. It is about knowing what to send, when to send it, and what to bring back. The integration design accounts for the full transaction loop: project setup flows in, site activity flows out, payment confirmation flows back. Each step is tied to an approval gate so unverified data does not reach your accounting system.
Open API for tools not yet on the integration list
Onsite provides an open API for companies that use software not yet on the integrations list. If your business runs a custom ERP, a regional accounting tool, or a proprietary field reporting system, the API gives your team the access to build the connection without waiting for a native integration to be published.
04
What to expect
What happens after you connect your tools
The realistic timeline
Integration is not a one-day project, but it is also not a six-month one. The companies that get the most from connected software follow a consistent pattern: connect the accounting system first, verify that the data is clean, then add the next tool.
The first integration typically surfaces problems that existed long before the software was connected. Bills that were never properly matched to POs. Vendors whose ledger names do not match between the site system and the accounting system. Payment records that exist in one place but not the other. Discovering these in the first week of integration is the integration working correctly, not failing. Fixing them then is far easier than finding them at year-end.
Week 1
Setup and data mapping
Project ledgers, vendor masters, and cost heads are aligned between systems. The first transactions flow through and the team verifies that the records match.
Month 1
First full billing cycle without manual transfer
The first month-end close happens without a reconciliation exercise. The accounts team processes payments rather than chasing documents. The time saving is immediate and measurable.
Month 3
Decision-making changes
With three months of clean, connected data, project profitability comparisons become meaningful. Procurement decisions start using purchase history across projects. The data earns its place.
What the team stops doing, and what they start doing instead
→
Stops: chasing bills on WhatsApp
When vendor bills flow from the site approval workflow directly into the accounting system, the accounts team stops spending the first week of every month collecting documents from supervisors and starts closing the books from a desk.
→
Starts: seeing committed vs actual cost
Approved purchase orders that have not yet been delivered represent committed cost. Connected systems show this separately from actual cost, giving the finance team a more accurate picture of where the project stands before month-end.
→
Stops: reconciling two sets of numbers
When the site register and the accounting ledger are fed by the same source transaction, there is nothing to reconcile. The site register is the accounting ledger, expressed in construction terms rather than accounting terms.
→
Starts: comparing costs across projects
With clean, consistently structured cost data across multiple projects, the business can compare material rates, labour productivity, and subcontractor performance across jobs. These comparisons improve the next estimate and the next project.
Common questions answered
Questions about Onsite integrations
Onsite supports integrations across four categories: accounting software, communication tools, file storage platforms, and payment systems. The first live integration is with Tally, which connects purchase orders, goods receipts, and vendor bills from Onsite directly into Tally without manual re-entry. Additional integrations covering accounting tools, WhatsApp, cloud storage, and payment gateways are in active development. The contact page lists which integrations are currently available for your specific setup, as several are live for customers even while their public documentation pages are being updated.
No. Onsite integrations are configured through a guided setup process that an accounts manager or operations head can complete without writing any code or involving an IT team. The onboarding team walks through each step: mapping your project ledgers, aligning vendor names between systems, and running the first test transaction to confirm that data is flowing correctly. Most construction companies complete the initial integration setup within a single working day. For companies that want to build a custom connection to a tool not yet on the integrations list, Onsite provides an open API with documentation and support.
Every transaction in Onsite passes through an approval workflow before it is eligible to sync with a connected system. A purchase order must be approved by the designated authority before it posts. A goods receipt must be confirmed by a site supervisor against the purchase order before the quantity is accepted. A vendor bill must be matched to a delivery receipt and approved before it moves to accounts. This approval gate means the data that reaches your accounting system has already been verified on site, rather than sending raw, unconfirmed entries that require cleanup after the fact. The integration carries clean data, not raw data.
The first published accounting integration is with Tally, which is the accounting software used by the majority of Indian contractors and construction companies. Integration with Zoho Books, QuickBooks, and other accounting platforms used by construction companies in India and the Gulf is on the development roadmap. For companies using regional accounting tools or a custom ERP, the Onsite open API provides a path to build the connection independently. The accounting integration is the highest priority integration category because it eliminates the most common source of manual work and reconciliation errors in construction finance teams.
Connecting a new integration does not automatically push historical data into the connected system. The sync begins from the date the integration goes live, covering transactions approved from that point forward. Historical data from before the integration date stays in whichever system it currently lives in. During the setup process, the onboarding team helps align the master data between systems (vendor names, project codes, and cost heads) so that new transactions sync correctly from day one. For companies that need historical data moved as part of a migration, this is handled as a separate data import exercise with the implementation team.
The technical setup for most integrations takes between two hours and one full working day, depending on how many projects and vendors need to be mapped between the two systems. The larger variable is data preparation: if vendor names in Onsite do not match the ledger names in the accounting system, those need to be aligned before the first sync runs. Companies with clean, consistent master data in both systems complete setup fastest. The onboarding team schedules a dedicated session for this, walks through the setup live, runs a test transaction, confirms the output in the connected system, and hands over with the integration running.
Yes. Onsite provides an open API that gives access to project data, procurement records, vendor bills, labour attendance, and financial summaries. Construction companies with in-house development teams or a technology partner can use the API to build connections with tools that are not yet on the published integrations list. The API is also used by companies that need to connect Onsite to a custom ERP, a government reporting portal, or an internal analytics system. API documentation and authentication credentials are provided to active Onsite customers. Contact the team to discuss your specific integration requirement before building.
WhatsApp integration for automated project communication is in active development. The planned capability covers sending daily progress summaries, attendance reports, payment alerts, and milestone notifications to client and team WhatsApp groups without anyone composing and forwarding messages manually. For construction companies that currently rely on WhatsApp for project communication, this integration eliminates the manual work of compiling daily updates and sending them to multiple groups. In the meantime, Onsite’s reports can be exported and shared manually. Contact the team if WhatsApp integration is a priority for your organisation, as several configurations are already live for select customers.
The data that flows from Onsite to connected accounting or ERP systems covers the full procurement and payment cycle: approved purchase orders with material description, quantity, rate, vendor, and project cost head; goods receipt notes with verified delivery quantities; vendor bills matched to delivery receipts, including GST breakup where applicable; subcontractor billing records; labour cost summaries by project and cost head; and client invoices raised through the RA billing module. The project and cost center structure in Onsite maps to the ledger structure in the accounting system so that every transaction lands under the correct head without manual reclassification.
A construction company that is already using Onsite can activate an integration in the same week they decide to. The process starts with a setup call with the onboarding team, covers master data alignment in the first session, and runs a live test transaction before the call ends. For companies evaluating Onsite specifically because of integration requirements, the demo includes a walkthrough of the integration setup so the team can see exactly how data moves between systems before committing. Most companies that prioritise integration from the start are fully live with their primary accounting connection within the first two weeks of onboarding.
Stop moving data by hand between your site and accounts
Every manual transfer is a delay, an error risk, and a person’s time that could go toward something that actually requires judgement. Onsite connects your site operations to the tools your finance team already uses, so the data is there when they need it, verified before it arrives.
No credit card required · Go live in under a day · Dedicated onboarding manager included