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22    <div id="root"><a class="skip" href="#content">Skip to content</a><div class="frame"><aside class="rail"><a aria-label="Strohmann, home" href="/en" data-discover="true"><svg class="rail__mark" viewBox="0 0 3160 2820" fill="currentColor" aria-hidden="true"><path d="M1439.72 752.814L110.721 2313.81L1878.72 1559.81L2050.72 1335.31V940.314L1665.72 660.314L1439.72 752.814Z"></path><path fill-rule="evenodd" clip-rule="evenodd" d="M345.221 2672.31C552.003 2676.18 625.557 2624.59 744.721 2517.31L1131.72 2191.31H1364.22V2350.31L1665.72 2717.31H1502.72C1456.48 2715.3 1436.73 2743.27 1405.22 2810.81H2416.72C2394.92 2751.12 2372.97 2735.61 2328.72 2717.31H2106.22L1854.72 2390.81L2066.22 1969.81C2709.65 1433.13 2652.69 1133.64 2597.72 599.314L2709.72 409.814L3064.72 330.314C3106.53 321.548 3124.31 324.695 3148.22 341.314C3068.93 200.355 2969.71 150.201 2670.22 125.314C2437.44 -49.2248 2262.27 -36.4682 2020.22 165.314L1707.22 599.314L2123.72 905.814V1355.31L1924.22 1621.81L496.721 2229.81L6.7207 2733.81C136.376 2767.02 209.598 2773.7 345.221 2672.31ZM1552.22 2408.81L1665.72 2168.31V2350.31L1959.72 2693.81V2717.31H1797.22L1552.22 2408.81ZM2426.22 336.403C2481.73 336.403 2526.72 291.408 2526.72 235.903C2526.72 180.399 2481.73 135.403 2426.22 135.403C2370.72 135.403 2325.72 180.399 2325.72 235.903C2325.72 291.408 2370.72 336.403 2426.22 336.403Z"></path></svg></a><nav class="rail__nav" aria-label="Main"><a aria-current="page" href="/en" data-discover="true">Home</a><a class="is-sub" href="/en/product/axiom" data-discover="true">Axiom</a><a class="is-sub" href="/en/product/lemma" data-discover="true">Lemma</a><a href="/en/politics" data-discover="true">Politics</a><a href="/en/about" data-discover="true">About</a><div class="rail__gap" aria-hidden="true"></div><a href="/en/contact" data-discover="true">Contact</a></nav><a class="rail__aff" href="https://www.unternehmertum.de/" rel="noopener" aria-label="An UnternehmerTUM startup" title="An UnternehmerTUM startup"><span class="rail__aff-mark" aria-hidden="true"></span></a><nav class="rail__lang" aria-label="Language"><a hreflang="de" lang="de" href="/de" data-discover="true">Deutsch</a> · <b lang="en">English</b></nav></aside><div class="column"><main id="content"><h1>Strohmann builds the operating system for the data-driven firm.</h1><p class="lede">One typed model of your business and two engines that act on it, running on machines you own.</p><div class="acts"><a class="btn" href="/en/contact" data-discover="true">Talk to us</a><a class="link" href="/en#products" data-discover="true">See the products</a></div><figure><div class="plate"><img sizes="(max-width: 900px) 100vw, 640px" width="2560" height="1440" alt="A carrack under full sail crossing open ocean toward mountains on the horizon, printed in coloured dots" decoding="sync" loading="eager" fetchpriority="high" srcset="/hero/hero-ship-1280.webp 1280w, /hero/hero-ship-2560.webp 2560w" src="/hero/hero-ship-2560.webp"></div></figure><section class="section"><p>Firms have spent twenty years filling warehouses, lakes and dashboards. The dashboards report the past. When a real decision comes, to reroute a shipment, halt a batch or update a fleet, people step outside the software and act blind.</p><p>Data has to become operational: live, tied to the actions it allows, held under your own keys, and clear enough that a person can decide on it.</p></section><section class="section" id="ontology"><div class="label">The thesis</div><h2>An ontology is the format of operational data.</h2><p>A business does not run on rows. It runs on things, what is true of them, how they connect, and what may be done to them.</p><figure><div class="draw"><svg viewBox="0 0 610 196" role="img" aria-label="Three entities on one line joined by three named relations; beside them, each allowed action aimed through an approval at the entity it changes"><path class="k" d="M40 90H340M175 85l7 5l-7 5M325 85l7 5l-7 5"></path><path class="k" d="M40 97A150 52 0 0 0 340 97M334 106l6-8l3 9"></path><circle class="p" cx="40" cy="90" r="3.5"></circle><circle class="p" cx="190" cy="90" r="3.5"></circle><circle class="p" cx="340" cy="90" r="3.5"></circle><text x="40" y="58" text-anchor="middle">Pump</text><text x="190" y="58" text-anchor="middle">Vessel</text><text x="340" y="58" text-anchor="middle">Contract</text><text class="m" x="115" y="81" text-anchor="middle">INSTALLED ON</text><text class="m" x="265" y="81" text-anchor="middle">COVERED BY</text><text class="m" x="190" y="170" text-anchor="middle">MAINTAINED UNDER</text><text class="m" x="404" y="74">GOVERNED ACTIONS</text><path class="k" d="M404 90h190M404 90v-6M594 90v-6"></path><g><text x="404" y="118">dispatch</text><path class="k" d="M474 114H530M522 109l7 5l-7 5"></path><circle class="a" cx="499" cy="114" r="6"></circle><circle class="p" cx="499" cy="114" r="2"></circle><text x="540" y="118">Pump</text></g><g><text x="404" y="144">halt</text><path class="k" d="M474 140H530M522 135l7 5l-7 5"></path><circle class="a" cx="499" cy="140" r="6"></circle><circle class="p" cx="499" cy="140" r="2"></circle><text x="540" y="144">Vessel</text></g><g><text x="404" y="170">revoke</text><path class="k" d="M474 166H530M522 161l7 5l-7 5"></path><circle class="a" cx="499" cy="166" r="6"></circle><circle class="p" cx="499" cy="166" r="2"></circle><text x="540" y="170">Contract</text></g></svg></div><figcaption>Figure 1. Three entities, three relations, and the short list of actions allowed to change them.</figcaption></figure><dl class="defs"><div><dt>Entities</dt><dd>The things that exist: a line, a vessel, a pump, a supplier.</dd></div><div><dt>Properties</dt><dd>What is true of them, each with its origin and sensitivity.</dd></div><div><dt>Relations</dt><dd>

22Which pump sits on which vessel, under which contract.</dd></div><div><dt>Governed actions</dt><dd>The verbs allowed to change anything. A second person approves; a model’s approval counts as zero.</dd></div></dl></section><section class="section" id="products"><div class="label">The products</div><h2>Named after the two things a proof is built from.</h2><div class="pair"><a class="card" href="/en/product/axiom" data-discover="true"><figure><div class="plate"><img sizes="(max-width: 900px) 100vw, 440px" width="2560" height="1440" alt="" decoding="async" loading="lazy" srcset="/pages/page-axiom-1280.webp 1280w, /pages/page-axiom-2560.webp 2560w" src="/pages/page-axiom-2560.webp"></div></figure><h3>Axiom</h3><p>The data engine. Resolves ERP, CRM and registers into one typed graph. People and models propose; four eyes approve; nothing else writes.</p><span class="go">Read about Axiom</span></a><a class="card" href="/en/product/lemma" data-discover="true"><figure><div class="plate"><img sizes="(max-width: 900px) 100vw, 440px" width="2560" height="1440" alt="" decoding="async" loading="lazy" srcset="/pages/page-lemma-1280.webp 1280w, /pages/page-lemma-2560.webp 2560w" src="/pages/page-lemma-2560.webp"></div></figure><h3>Lemma</h3><p>The edge engine. Carries releases and local models to boxes you own. Outbound-only, signed end to end, with a rollback that always works.</p><span class="go">Read about Lemma</span></a></div></section><section class="section"><div class="label">Where it runs</div><h2>On your premises, air-gapped if the data may not leave.</h2><dl class="defs"><div><dt>Your data centre</dt><dd>The whole estate on hardware you already run.</dd></div><div><dt>A sovereign cloud</dt><dd>A German or EU provider of your choice.</dd></div><div><dt>A box at the edge</dt><dd>A factory server or a vessel, online or not.</dd></div></dl></section></main><footer class="end"><span>© 2026 Strohmann, München</span><a class="aff" href="https://www.unternehmertum.de/" rel="noopener">An UnternehmerTUM startup</a><a href="/en/impressum" data-discover="true">Imprint</a><a href="/en/privacy" data-discover="true">Privacy</a></footer></div></div></div>
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