

SERVICES
What We Do
From extraction through to load, we design complete, connected, traceable solutions
tailored to your systems and users.
Data Migration Strategy
We design and lead scalable migration strategies that align to your business, tech roadmap, and legacy complexity.
ETL Development
(Talend, Alteryx, Informatica)
Experts in Talend, Alteryx, Informatica - we build and manage pipelines that transform data efficiently and reliably.
ERP Transformation
(Dynamics 365, Yardi, Selcomm, TechOne)
We replace outdated systems with platforms like Dynamics 365, Yardi, and other modern SaaS solutions.
Testing & Reconciliation
From test planning to reconciliation reporting, we ensure every migration is validated and audit-ready including all regulatory and compliance frameworks.
Program/Project Management
Experienced program leadership with deep technical fluency. Communication, structure, and delivery - no BS.
Solution Architecture & Technical BA
From extraction through to load, we design complete, connected, traceable solutions tailored to your systems and users.
"Everyday is a school day."
- Jase Carr -
ABOUT
Meet Jase Carr
I’m Jase - founder of Solla Sollew and a 25+ year veteran of data migration and program delivery.
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I’ve led high-stakes, high-complexity migrations across organisations like Blackwoods, Mirvac, Spark New Zealand, Gen-I, Optus, Vodafone and Endeavour Drinks Group.
The secret to my success? Clarity. People-first leadership. And a solution that works the first time.
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Whether it’s designing ETL pipelines, running test cycles, leading stakeholder engagement or managing legacy shutdowns, I’ve done it all - and I still love it.
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I founded Solla Sollew because I wanted to build something different: a consultancy that delivers once and moves on, not one that builds dependency.
If you engage us, our goal is to leave you in better shape than we found you.
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My motto has always been:
“Every day is a school day.”

TESTIMONIALS
OUR EXPERIENCE
Solla Sollew has delivered complex data migrations across industries - from enterprise ERP transformations to AI-enhanced integration tools. Here’s a sample of our recent work:

4.5-year Dynamics 365 rollout across 60+ warehouses. Legacy COBOL system replaced with modern architecture using Talend.

135-property migration into Yardi Voyager using Alteryx and Snowflake. Full data strategy, team leadership, and platform transformation.

Managed Spark NZ’s Australian billing operations, overseeing vendors, billing migration, customer care and recovering $1.5M+ in revenue assurance.

Designed and led the data and reporting migration stream as part of a broader digital transformation.

Led multiple complex data migration projects across Dynamics 365, TechOne, NEC and Power BI as Senior Project Manager.