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CAL Business Solutions

Acumatica Gold Partner

Harwinton, United States · North America · 15–40 employees

CAL Business Solutions is a Connecticut-based Acumatica Gold Partner that also resells Microsoft Dynamics GP and Dynamics 365 Business Central. The firm focuses on Acumatica Cloud ERP implementations for small and mid-market manufacturers and distributors.

VARImplementerManaged Services

Partner Level

Gold

Acumatica certified

Company Size

Small

1–50 employees

Region

North America

United States

Acumatica Products

4

specialisations

About CAL Business Solutions

CAL Business Solutions is a Connecticut-based Acumatica Gold Partner that also resells Microsoft Dynamics GP and Dynamics 365 Business Central. The firm focuses on Acumatica Cloud ERP implementations for small and mid-market manufacturers and distributors.

CAL Business Solutions is a Acumatica Gold Partner based in Harwinton, United States, serving clients across the North America region. They specialise in Acumatica Cloud ERP, Acumatica Financial Management, Acumatica Distribution Management and 1 other Acumatica products, and work with organisations in Manufacturing, Distribution, Professional Services.

About CAL Business Solutions

CAL Business Solutions was founded in 1982 as Computer Associates Limited by George Mackiewicz in Harwinton, Connecticut. The company has worked with more than 750 organizations across the United States since its founding, originally specializing in Microsoft Dynamics GP (Great Plains) and later expanding into Acumatica Cloud ERP and Microsoft Dynamics 365 Business Central. CAL achieved Acumatica Gold partner certification in 2017, which represents the program's higher training and competency tier. In 2024 the firm announced a transition to new principal owners, Stacey Poll and John DiLeo. CAL's services span ERP selection, implementation, customization, training, integrations and ongoing support, and the firm is also a reseller of the Cavallo SalesPad distribution toolset that complements Dynamics GP and Business Central. The company's vertical experience includes manufacturing and distribution, with content and case examples published on its calszone.com website and a Clutch profile that aggregates client reviews. Headquartered at 200 Birge Park Road in Harwinton, Connecticut, CAL operates as a regional partner serving the New England and broader Northeast US market while supporting clients nationwide.

Services

ERP selectionImplementationCustomizationTrainingSupportIntegration

Products supported

Acumatica Cloud ERPDynamics 365 Business CentralMicrosoft Dynamics GP

Industries served

ManufacturingDistribution

Certifications

Acumatica Gold Certified Partner
Profile compiled from public sources (May 2026):
calszone.comclutch.cocalszone.comcalszone.comerpsoftwareblog.comcalszone.com
Free PDF · Updated 2026
The Acumatica Partner Selection Guide

How to shortlist, scope, and negotiate with Acumatica system integrators — ~30 pages, independent, vendor-neutral.

Acumatica Products CAL Business Solutions Specialises In

Acumatica Cloud ERPAcumatica Financial ManagementAcumatica Distribution ManagementAcumatica Manufacturing

Industries CAL Business Solutions Serves

ManufacturingDistributionProfessional Services

Countries CAL Business Solutions Operates In

United States

CAL Business Solutions Partner Details

Partner Level
Acumatica Gold Partner
Headquartered
Harwinton, United States
Region
North America
Company Size
Small (1–50 employees)
Employees
15–40
Partner Types
VAR, Implementer, Managed Services
Countries
United States

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Frequently Asked Questions About CAL Business Solutions

What Acumatica products does CAL Business Solutions specialise in?
CAL Business Solutions specialises in Acumatica Cloud ERP, Acumatica Financial Management, Acumatica Distribution Management, Acumatica Manufacturing. As a Acumatica Gold Partner, they have demonstrated expertise across 4 Acumatica products.
Where is CAL Business Solutions headquartered?
CAL Business Solutions is headquartered in Harwinton, United States, serving clients across the North America region.
What industries does CAL Business Solutions serve?
CAL Business Solutions works with organisations across Manufacturing, Distribution, Professional Services. Their industry expertise allows them to deliver tailored Acumatica implementations for each sector.
What type of Acumatica partner is CAL Business Solutions?
CAL Business Solutions is a Acumatica Gold Partner, offering VAR, Implementer, Managed Services services. They are a small-sized organisation with approximately 15–40 employees.