CASES

Selected work.

Case studies of platforms, sites, and tools we’ve shipped. Anonymized by design — what we describe is the shape of the system, not the operating business behind it. Details are abstracted where needed, but the system shapes and shipped capabilities are real. Each entry walks through what was scoped, what was shipped, and what the team owns now.

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01 · CASES

What we’ve shipped.

Three categories, fifteen entries. Anonymized by design — the shape of each system, not the operating business behind it.

Platforms

Multi-system operations platforms shipped end-to-end.

Lighting & Controls Operations Platform

IN PRODUCTION

A multi-system operations platform for a lighting and controls business in the building-services market. Spans admin, field, and integration layers — admin platform, offline-first iOS field survey application, two-way sync architecture, property intelligence layer, and a lighting taxonomy index system.

200K+ LOC · 500+ PRs · 1,200+ commits
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Lighting Retrofit & Incentive Operations System

ACTIVE

A long-running operations system for a lighting retrofit business handling utility incentive programs across fifteen years of LED installation work. GIS property system, property intelligence, survey reporting management, inventory, purchase orders, and invoicing — FileMaker foundation with modern web work layered on top.

15-year tenure · $4.2M incentives processed · 1.2K+ projects
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Field Survey iOS Application

IN PRODUCTION

Native iOS application for offline-first field survey capture in lighting and building-services work. Structured fixture and control data, photo documentation, two-way sync, intelligent survey entry, and review-ready outputs for proposals and compliance.

Native iOS · Offline-first · Two-way sync
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Sites

Marketing presence, customer portals, operational sites.

Operations Admin Platform

SHIPPED

Web-based admin workspace for properties, projects, contacts, surveys, proposals, and invoices. Lighting & controls business.

Marketing Site (lighting & controls)

SHIPPED

Modern marketing presence with operational positioning. Lighting & controls business.

Customer Portal

SHIPPED

Public-facing portal for proposal review, acceptance, and payment flows. Lighting & controls business.

Marketing Site (lighting retrofit)

SHIPPED

Marketing-site modernization with clearer business positioning. Lighting retrofit business.

Tools

Specialized utilities, integrations, and AI-assisted systems that ship as part of the platform.

Property Intelligence

SHIPPED

Aggregated property data layer for survey, proposal, and project work.

GIS Property System

SHIPPED

Geospatial property tracking for retrofit and field operations.

Offline Sync Architecture

SHIPPED

Reliable two-way sync between iOS field clients and admin platforms.

API Integration Layer

SHIPPED

Reusable patterns for payments, accounting, email, and external system integration.

AI Reporting & Image Analysis

SHIPPED

Vision and language models applied to field photos and survey data.

Survey Management Tools

SHIPPED

Assignment, review queue, and operator handoff workflows.

Lighting Taxonomy Index

SHIPPED

Structured catalog of fixtures, controls, and compliance categories.

Proposal & Invoice Generation

SHIPPED

Document workflows from structured project data to customer-facing PDFs.

02 · BEGIN

Want this kind of system?

Each case study above started as a brief — what the operator runs, what’s slowing it, what good would look like in twelve months. Send a short note describing yours and we’ll respond within two business days with whether SPN is a good fit and what shape the engagement could take.

Begin engagement →engage@spnsystems.io →