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Before & after from three client projectsWhat changed and why

HouseFactsSherwood SquareCustodyComms

How projects work

  1. Evaluate (1-5 days)Evaluate (1-5 days)Evaluate (1-5 days)

    I review your product, designs, and analytics for friction, gaps, and untested assumptionsI review your product, designs, and analytics, and rank what to fix firstI review your product, designs, and analytics, and rank what to fix first

  2. Test (1-4 weeks)Iterate (1-2 weeks)Iterate (1-2 weeks)

    I run interviews, usability studies, experiments, or usage analysis, whichever fits your stageYour team makes the top fixes, and I review each buildYour team makes the top fixes, and I review each build

  3. Integrate (1-2 weeks)Test (1-4 weeks)Test (1-4 weeks)

    I lead readouts, workshops, and strategy sessions, each tied to a decision we need to makeI test the changes with the people you're building for, measure the results, and walk your team through the findingsI test the changes with the people you're building for and measure the results

  4. IteratePrioritizePrioritize (1-2 weeks)

    We pick the next priority, and I measure what the last change didWe choose what’s next based on the team’s roadmap and what the tests showedI lead a readout or workshop on what we found, and we pick the next priority

Client projects

HouseFacts dashboard now: an aerial photo of the home, local weather and air quality, property facts, and a home upkeep tracker HouseFacts dashboard in October 2025: a month calendar and an empty emergency contacts panel

Tap a number to see what changed and why

Homeowner dashboard · UI designs by the HouseFacts team

Tap a number on the After side to see what changed and why.

The desire paths we found

Supported the iOS launch and the first B2B dealsEmbedded UX, research, & product strategy through app launch and a pivot to B2BEmbedded UX, research, & content design

UI designs by the HouseFacts team

HouseFacts

AI-powered property management platform

Work
Embedded UX research & product partner, with UI designs by the HouseFacts team
Results
  • Conducted eight rounds of usability testing on their web platform, on desktop and mobile, plus a 50-person messaging study
  • Hired their lead product designer and consulted on the design of signup, onboarding, the product tour, and the main dashboard
  • Supported their iOS app launch with App Store, in-app, and onboarding copy. Also reviewed and rewrote every notification across web, push, and email

"Karl's research helps us figure out what to prioritize and who to prioritize. At an early-stage startup there are endless priorities and limited resources, and his research is the foundation for deciding what we do next."

Erin Zamiara, Go-to-market, HouseFacts
Sherwood Square home page wireframe, proposed: category tiles, one Start shopping button, and gift shortcuts on the first screen Sherwood Square home page wireframe before: a banner with two browse buttons, and no products until the shopper scrolls
Home page redesign · My UI designs in Figma

The desire paths we found

A home page that shows products on the first screenEvaluated the whole store and redesigned every core pageOnline store evaluation & redesignOnline store analytics, evaluation, & redesign

My UI designs in Figma

Sherwood Square

E-commerce marketplace for Chicago stores

Work
Designer: analytics, evaluation, competitive analysis, and my redesign in Figma
Results
  • Analyzed the store’s traffic, advertising, and checkout data, and evaluated the entire UX
  • Redesigned the home page, mobile menu, and category structure in Figma
  • The store is shipping the redesign in stages

"Karl reviewed the whole site as a first-time shopper would and gave me a prioritized list I could build myself in Shopify. I made quite a few updates based on his recommendations ahead of the holidays."

Michael Ulrich, Founder, Sherwood Square
CustodyComms desktop app landing page after: a grid of sources to choose from, including co-parenting apps, WhatsApp, email, and phone messages CustodyComms desktop app landing page before: one empty drop zone with two buttons
Desktop app landing page · UI designs by the CustodyComms team

The desire paths we found

Launched on desktop and iOS, with paying subscribersEvaluated the app, site, and brand before and after launchProduct evaluation & brand direction

UI designs by the CustodyComms team

CustodyComms

Family law communications platform

Work
Evaluator & brand advisor before and after launch, with designs by CustodyComms
Results
  • Advised on their marketing website, landing page, and brand direction, including showing the product before download
  • Consulted before their desktop and iOS launch, the release that brought in their first paying subscribers
  • Recommended the export user guide and a four-color brand, both adopted

"CustodyComms is a better application because of Karl, and we thank him for that."

Tom Malick, CEO, CustodyComms
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Who you'll be working with

Karl Neumann, smiling, in a dark blazer and white shirt on a city street

I started Desire Path in Chicago in 2025 and run every user research study, AI evaluation, and workshop myself

Karl Neumann, founder & principal

  • Employee #8 at Memora Health, Seed to Series B
  • Led UX research at Kooth Digital Health
  • Evaluating AI since 2019
More about Karl

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  • You tell me where things stand
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After the call, you get a written scope & approach with timelines, options, & prices within 48 hours.

  1. Intro call30 minutes, free
  2. Scope & approachTimelines, options, & prices within 48 hours
  3. KickoffQuestions, first impressions, & quick wins