Software & AI development
Commission a focused web application, internal tool, automation, AI workflow, or custom software project.
Request a project proposalFinancial technology · AI · Software
Technology built to create business value.
VanFossen Holdings builds, licenses, and commercializes software—and helps organizations use AI, financial technology, and digital systems to operate more effectively.
Ways to work with us
Buy, build, license, or grow.
Choose the commercial path that fits your goal. Every engagement begins with a written scope, clear deliverables, and an approved proposal.
Financial technology
Explore software and data systems for financial workflows, research, reporting, and decision support. VanFossen Holdings does not provide investment advice.
Discuss a fintech needLicensing & acquisition
License selected technology, request a private deployment, or discuss purchasing a complete software asset with a documented handoff.
Ask about availabilityAdvertising with Ayer
Plan and launch clearer multi-channel advertising with a guided workflow and human review before campaign launch.
Visit AyerProducts & intellectual property
Ownable technology with commercial potential.
Explore verified capabilities, see how each property can serve a business, and contact VanFossen Holdings about service, licensing, deployment, partnership, or acquisition opportunities.
01Live website
Advertising technology
Ayer
Advertising made clear.
A guided advertising workspace that turns business goals, creative, audience, budget, and timing into a campaign request the Ayer team can review and launch across selected channels.
Campaign planningHuman reviewAccount controlMulti-channel
3 stepsCore campaign flow
6Named ad platforms
NationwideBusiness coverage
Explore capabilities
Guided campaign setup
Define the campaign goal, monthly budget, target audience, creative, timing, and preferred channels in one workflow.
Major advertising channels
The current site identifies Meta, Google, Microsoft, TikTok, LinkedIn, and Pinterest as supported advertising platforms.
Human review before launch
Creative, campaign settings, and tracking are reviewed before the client gives final approval.
Client-controlled accounts
Platform accounts and advertising payment methods remain under the client’s control rather than pooling ad spend.
02Proprietary software
AI programming language
A16
A performance-first language for fast, stable AI.
A programming language and runtime designed for AI workloads where execution speed, stability, and resource efficiency are central requirements.
RustBytecode VMTensorsAutograd
19Rust crates
212Documented tests
100%Documented pass rate
Explore capabilities
AI-native primitives
Built-in N-dimensional tensors, autograd, embeddings, vector memory, and agent-oriented language features.
Language and runtime
A lexer, parser, type checker, intermediate representation, bytecode compiler, and stack-based virtual machine.
Developer tooling
Command-line tools for running, checking, formatting, linting, documenting, parsing, and inspecting A16 programs, plus an interactive REPL and language server.
Concurrency and extensions
Async execution, channels, a package system, and foreign-function interfaces for native extensions.
03Open source
Open-source email workspace
Surel
A better way to stay in touch.
An open-source workspace that brings mail, contacts, files, and tasks into one focused place for work and conversations.
EmailContactsFilesTasks
Open sourceProject model
4Core workspace areas
surel.devOfficial website
Explore capabilities
An email-focused workspace for work and conversations.
Contacts
Contacts alongside the conversations connected to them.
Files
Files are one of the core areas presented in the Surel workspace.
Tasks
Tasks complete the workspace alongside mail, contacts, and files.
About the holding company
A focused digital portfolio.
VanFossen Holdings, LLC is an asset and software management company founded in Topeka, Kansas on July 28, 2026.
The company develops and commercializes Ayer, A16, and Surel while offering select software, AI, financial-technology, licensing, and digital-growth services.
Read the full company storyCompany
Established with an ambitious mission.
Legal name
VanFossen Holdings, LLC
Founder & CEO
Ace M VanFossen
Founded
July 28, 2026
Location
Topeka, Kansas
Contact VanFossen Holdings
Let’s start a conversation.
Reach out to buy or license software, request a custom project, engage Ayer, discuss a technology partnership, or explore an asset acquisition.