Contact vendor directly for pricing information.
Signature is a suite built on Microsoft Dynamics GP with the MobileTech mobile field service app and cloud offerings for time, telematics, and document storage. FORGE is a cloud-native platform on Microsoft Azure connected to Dynamics 365 Business Central.
Skilled trades contractors, particularly commercial HVACR, mechanical, fire/security, and specialty trade contractors, spanning small to mid-size businesses and larger contractors.
WennSoft is a field service and construction software vendor serving skilled trades contractors. Its flagship Signature suite runs on Microsoft Dynamics GP and includes Service Management, Job Cost, Equipment Management, scheduling, time and expense management, and MobileTech field mobility. Its newer FORGE platform is a cloud-native operational platform built on Microsoft Azure and connected to Dynamics 365 Business Central.
WennSoft is a software company focused on field service and construction management for skilled trades, with roughly three decades of job-costing and field-service experience and a long Microsoft partnership. Its website does not state a headquarters location in the retrieved sources.

WennSoft is strongest for HVACR, mechanical, fire/security, and specialty trade contractors invested in the Microsoft ecosystem who need construction-grade job costing alongside field service management. The main trade-off is that Signature sits on aging Dynamics GP, so customers face a platform transition to FORGE or Business Central on a horizon set by Microsoft's support timeline. Firms seeking a single native ERP extension or published pricing will need to look elsewhere or request a quote.
The vendor does not publish pricing for WennSoft. Contact the vendor directly for a quote. Vendor website: https://www.wennsoft.com
Budget for the underlying Microsoft ERP license (Dynamics GP for Signature, or Dynamics 365 Business Central for FORGE), which is separate from the WennSoft application layer. Because WennSoft's field service software connects to the ERP rather than running inside it, there can be integration and maintenance overhead between the two. For Signature customers, an eventual migration project off Dynamics GP should be planned as a timing question rather than an optional one; Microsoft's mainstream support for GP ends December 31, 2029, with security patches ending April 30, 2031.
WennSoft targets skilled trades contractors, especially commercial HVACR, mechanical, fire/security, and specialty trade contractors, as well as construction-oriented firms that mix field service with project work. Its strengths are deepest for companies already running Microsoft Dynamics GP, and it suits small to mid-size firms through larger contractors that need job costing, service management, equipment management, scheduling, and field mobility tied into a Microsoft ERP.
Alternatives include field service platforms built natively on Microsoft's current ERP stack, such as FIELDBOSS (a Business Central extension for HVAC and elevator contractors), as well as general field service products like ServiceTitan or other contractor software. Compared with a native Business Central extension, WennSoft's Signature requires a separate application connected to Dynamics GP, while its newer FORGE platform is cloud-native on Azure and connected to Business Central. WennSoft claims deeper construction-style project features (retention, forecasting, change orders) than HVAC-only tools, but it is not aimed at elevator or vertical transportation contractors.
WennSoft does not publish standard implementation timelines, and its professional services page describes engagements as customized to each business rather than a fixed package. For context, a third-party comparison of full migrations off WennSoft Signature onto a Business Central-based alternative reports typical durations of five to six months end to end, covering data migration, parallel running, and training. Ask WennSoft for a timeline specific to your deployment.
There is no independent usability rating in the sources retrieved. WennSoft says it provides customized training tailored to a customer's business processes and specific deployment (Signature, MobileTech, or Dynamics GP) to speed adoption, particularly for new employees, upgrades, and newly deployed modules. Familiarity with Microsoft Dynamics GP or Business Central will reduce the learning curve, since Signature runs on GP and FORGE sits in the Microsoft ecosystem.
Signature's Service Management modules integrate automatically with Microsoft Dynamics GP accounting modules, sharing customers, locations, payroll, payables, and inventory data, and posting service invoices to GP Receivables Management. FORGE is built on Microsoft Azure and connected to Dynamics 365 Business Central. WennSoft also offers services to customize integrations between Signature, MobileTech, Dynamics GP, and third-party applications.
Last reviewed: November 6, 2026