diff --git a/packages/orchestration/test/mocks/chain-info.js b/packages/orchestration/test/mocks/chain-info.js
new file mode 100644
index 00000000000..1ff83d9ab78
--- /dev/null
+++ b/packages/orchestration/test/mocks/chain-info.js
@@ -0,0 +1,305 @@
+/**
+ * Generated using gRPC queries to local simulated chains
+ * See {@link https://github.com/Agoric/agoric-sdk/blob/43e0249502171e82460be7cf4bad8baf5db5aafd/packages/cosmic-proto/test/snapshots/test-chain-info.js.md | snapshots} and
+ * their {@link https://github.com/Agoric/agoric-sdk/blob/43e0249502171e82460be7cf4bad8baf5db5aafd/packages/cosmic-proto/test/test-chain-info.js | source test}.
+
+ * // TODO check in some portion of above code
+ */
+export const mockChainInfo = {
+  agoric: {
+    icaParams: {
+      allowMessages: [
+        '/agoric.*',
+        '/ibc.*',
+        '/cosmos.[a-rt-z]*',
+        '/cosmos.s[a-su-z]*',
+      ],
+      hostEnabled: true,
+    },
+    icqParams: {
+      hostEnabled: false,
+    },
+    chainId: 'agoriclocal',
+    bondDenom: 'ubld',
+    denoms: [
+      {
+        denom: 'ubld',
+        native: true,
+      },
+      {
+        denom: 'uist',
+        native: true,
+      },
+      {
+        baseDenom: 'uion',
+        denom:
+          'ibc/F7E92EE59B5428793F3EF5C1A4CB2494F61A9D0C9A69469D02390714A1372E16',
+        path: 'transfer/channel-0',
+      },
+      {
+        baseDenom: 'uosmo',
+        denom:
+          'ibc/ED07A3391A112B175915CD8FAF43A2DA8E4790EDE12566649D0C2F97716B8518',
+        path: 'transfer/channel-0',
+      },
+      {
+        baseDenom: 'uatom',
+        denom:
+          'ibc/C4CFF46FD6DE35CA4CF4CE031E643C8FDC9BA4B99AE598E9B0ED98FE3A2319F9',
+        path: 'transfer/channel-1',
+      },
+    ],
+    connections: [
+      {
+        chainId: 'osmosis-test',
+        connectionInfo: {
+          clientId: '07-tendermint-2',
+          counterparty: {
+            clientId: '07-tendermint-2',
+            connectionId: 'connection-1',
+          },
+          id: 'connection-0',
+          state: 'STATE_OPEN',
+        },
+        lastUpdated: {
+          revisionHeight: 831n,
+          revisionNumber: 0n,
+        },
+        transferChannels: [
+          {
+            counterpartyChannelId: 'channel-1',
+            counterpartyPortId: 'transfer',
+            ordering: 'ORDER_UNORDERED',
+            sourceChannelId: 'channel-0',
+            sourcePortId: 'transfer',
+            state: 'STATE_OPEN',
+            version: 'ics20-1',
+          },
+        ],
+      },
+      {
+        chainId: 'gaia-test',
+        connectionInfo: {
+          clientId: '07-tendermint-3',
+          counterparty: {
+            clientId: '07-tendermint-2',
+            connectionId: 'connection-1',
+          },
+          id: 'connection-1',
+          state: 'STATE_OPEN',
+        },
+        lastUpdated: {
+          revisionHeight: 854n,
+          revisionNumber: 0n,
+        },
+        transferChannels: [
+          {
+            counterpartyChannelId: 'channel-1',
+            counterpartyPortId: 'transfer',
+            ordering: 'ORDER_UNORDERED',
+            sourceChannelId: 'channel-1',
+            sourcePortId: 'transfer',
+            state: 'STATE_OPEN',
+            version: 'ics20-1',
+          },
+        ],
+      },
+    ],
+  },
+  cosmos: {
+    icaParams: {
+      allowMessages: [],
+      hostEnabled: true,
+    },
+    icqParams: {
+      hostEnabled: false,
+    },
+    chainId: 'gaia-test',
+    bondDenom: 'uatom',
+    denoms: [
+      {
+        denom: 'uatom',
+        native: true,
+      },
+      {
+        baseDenom: 'uion',
+        denom:
+          'ibc/F7E92EE59B5428793F3EF5C1A4CB2494F61A9D0C9A69469D02390714A1372E16',
+        path: 'transfer/channel-0',
+      },
+      {
+        baseDenom: 'uosmo',
+        denom:
+          'ibc/ED07A3391A112B175915CD8FAF43A2DA8E4790EDE12566649D0C2F97716B8518',
+        path: 'transfer/channel-0',
+      },
+      {
+        baseDenom: 'ubld',
+        denom:
+          'ibc/E7827844CB818EE9C4DB2C159F1543FF62B26213B44CE8029D5CEFE52F0EE596',
+        path: 'transfer/channel-1',
+      },
+      {
+        baseDenom: 'uist',
+        denom:
+          'ibc/16CD81E12F05F5397CA2D580B4BA786A12A8F48B6FB3823D82EBE95D80B5287B',
+        path: 'transfer/channel-1',
+      },
+    ],
+    connections: [
+      {
+        chainId: 'osmosis-test',
+        connectionInfo: {
+          clientId: '07-tendermint-0',
+          counterparty: {
+            clientId: '07-tendermint-0',
+            connectionId: 'connection-0',
+          },
+          id: 'connection-0',
+          state: 'STATE_OPEN',
+        },
+        lastUpdated: {
+          revisionHeight: 12056n,
+          revisionNumber: 0n,
+        },
+        transferChannels: [
+          {
+            counterpartyChannelId: 'channel-0',
+            counterpartyPortId: 'transfer',
+            ordering: 'ORDER_UNORDERED',
+            sourceChannelId: 'channel-0',
+            sourcePortId: 'transfer',
+            state: 'STATE_OPEN',
+            version: 'ics20-1',
+          },
+        ],
+      },
+      {
+        chainId: 'agoriclocal',
+        connectionInfo: {
+          clientId: '07-tendermint-2',
+          counterparty: {
+            clientId: '07-tendermint-3',
+            connectionId: 'connection-1',
+          },
+          id: 'connection-1',
+          state: 'STATE_OPEN',
+        },
+        lastUpdated: {
+          revisionHeight: 113n,
+          revisionNumber: 0n,
+        },
+        transferChannels: [
+          {
+            counterpartyChannelId: 'channel-1',
+            counterpartyPortId: 'transfer',
+            ordering: 'ORDER_UNORDERED',
+            sourceChannelId: 'channel-1',
+            sourcePortId: 'transfer',
+            state: 'STATE_OPEN',
+            version: 'ics20-1',
+          },
+        ],
+      },
+    ],
+  },
+  osmosis: {
+    icaParams: {
+      allowMessages: ['*'],
+      hostEnabled: true,
+    },
+    icqParams: {
+      allowQueries: [
+        '/cosmos.bank.v1beta1.Query/Balance',
+        '/cosmos.staking.v1beta1.Query/Delegation',
+      ],
+      hostEnabled: true,
+    },
+    chainId: 'osmosis-test',
+    bondDenom: 'uosmo',
+    denoms: [
+      {
+        denom: 'uion',
+        native: true,
+      },
+      {
+        denom: 'uosmo',
+        native: true,
+      },
+      {
+        baseDenom: 'uatom',
+        denom:
+          'ibc/27394FB092D2ECCD56123C74F36E4C1F926001CEADA9CA97EA622B25F41E5EB2',
+        path: 'transfer/channel-0',
+      },
+      {
+        baseDenom: 'ubld',
+        denom:
+          'ibc/E7827844CB818EE9C4DB2C159F1543FF62B26213B44CE8029D5CEFE52F0EE596',
+        path: 'transfer/channel-1',
+      },
+      {
+        baseDenom: 'uist',
+        denom:
+          'ibc/16CD81E12F05F5397CA2D580B4BA786A12A8F48B6FB3823D82EBE95D80B5287B',
+        path: 'transfer/channel-1',
+      },
+    ],
+    connections: [
+      {
+        chainId: 'gaia-test',
+        connectionInfo: {
+          clientId: '07-tendermint-0',
+          counterparty: {
+            clientId: '07-tendermint-0',
+            connectionId: 'connection-0',
+          },
+          id: 'connection-0',
+          state: 'STATE_OPEN',
+        },
+        lastUpdated: {
+          revisionHeight: 7836n,
+          revisionNumber: 0n,
+        },
+        transferChannels: [
+          {
+            counterpartyChannelId: 'channel-0',
+            counterpartyPortId: 'transfer',
+            ordering: 'ORDER_UNORDERED',
+            sourceChannelId: 'channel-0',
+            sourcePortId: 'transfer',
+            state: 'STATE_OPEN',
+            version: 'ics20-1',
+          },
+        ],
+      },
+      {
+        chainId: 'agoriclocal',
+        connectionInfo: {
+          clientId: '07-tendermint-2',
+          counterparty: {
+            clientId: '07-tendermint-2',
+            connectionId: 'connection-0',
+          },
+          id: 'connection-1',
+          state: 'STATE_OPEN',
+        },
+        lastUpdated: {
+          revisionHeight: 110n,
+          revisionNumber: 0n,
+        },
+        transferChannels: [
+          {
+            counterpartyChannelId: 'channel-0',
+            counterpartyPortId: 'transfer',
+            ordering: 'ORDER_UNORDERED',
+            sourceChannelId: 'channel-1',
+            sourcePortId: 'transfer',
+            state: 'STATE_OPEN',
+            version: 'ics20-1',
+          },
+        ],
+      },
+    ],
+  },
+};
diff --git a/packages/orchestration/test/test-chain-name-hub.js b/packages/orchestration/test/test-chain-name-hub.js
new file mode 100644
index 00000000000..b7f987cd855
--- /dev/null
+++ b/packages/orchestration/test/test-chain-name-hub.js
@@ -0,0 +1,213 @@
+// @ts-check
+import { test as anyTest } from '@agoric/zoe/tools/prepare-test-env-ava.js';
+import { makeNameHubKit } from '@agoric/vats';
+import { mockChainInfo } from './mocks/chain-info.js';
+
+/**
+ * @import {Brand} from '@agoric/ertp/exported.js';
+ * @import {IBCConnectionID} from '@agoric/vats';
+ */
+
+const test = anyTest;
+
+/** @typedef {`channel-${number}`} IBCChannelID */
+/** @typedef {`ibc/${string}`} IBCDenom */
+
+/**
+ * // TODO import from cosmic-proto?
+ * @typedef {'STATE_OPEN' | 'STATE_TRYOPEN' | 'STATE_INIT' | 'STATE_CLOSED'} IBCConnectionState
+ */
+
+/**
+ * @typedef {{
+ *  counterpartyChannelId: IBCChannelID;
+ *  counterpartyPortId: string;
+ *  sourceChannelId: IBCChannelID;
+ *  sourcePortId: string;
+ *  version: string;
+ *  state: IBCConnectionState;
+ *  ordering: 'ORDER_UNORDERED' | 'ORDER_ORDERED';
+ * }} IBChannelInfo
+ */
+
+/**
+ * @typedef {{
+ *  clientId: string;
+ *  counterparty: {
+ *    clientId: string;
+ *    connectionId: string;
+ *  };
+ *  id: IBCConnectionID;
+ *  state: IBCConnectionState
+ *  revisionHeight: bigint;
+ *  revisionNumber: bigint;
+ * }} IBCConnectionInfo;
+ */
+
+/**
+ * @type {{
+ *  chainId: string;
+ *  bondAsset: {
+ *    brand: Brand;
+ *    denom: IBCDenom;
+ *  };
+ *  brand: {
+ *    [denom: IBCDenom]: Brand;
+ *  };
+ *  denom: {
+ *    [allegedBrandName: string]: IBCDenom;
+ *  }
+ *  trace: {
+ *    [denomOrBrand: IBCDenom|string]: {
+ *      baseDenom: string;
+ *      path: string;
+ *    };
+ *  };
+ *  connection: {
+ *    [allegedChainName: string]: {
+ *      chainId: string;
+ *      connectionInfo: IBCConnectionInfo;
+ *      transferChannel: IBChannelInfo;
+ *    };
+ *  };
+ * }} ChainInfoEntry
+ */
+
+/** @type {Record<string,string>} */
+const denomsToBrandName = {
+  uion: 'ION',
+  ubld: 'BLD',
+  uatom: 'ATOM',
+  uosmo: 'OSMO',
+  uist: 'IST',
+};
+
+/** @type {Record<string,string>} */
+const chainIdToChainName = {
+  'osmosis-test': 'osmosis',
+  'gaia-test': 'cosmos',
+  agoriclocal: 'agoric',
+};
+
+const makeChainNames = async () => {
+  // XXX get a mock agoricNames.brands,
+  const { nameHub: chainNames, nameAdmin: chainNamesAdmin } = makeNameHubKit();
+  for (const [allegedChainName, value] of Object.entries(mockChainInfo)) {
+    const { bondDenom, chainId, denoms, connections } = value;
+    const child = await chainNamesAdmin.provideChild(allegedChainName, [
+      'chainId',
+      'bondAsset',
+      'brand',
+      'denom',
+      'trace',
+      'connection',
+    ]);
+    child.nameAdmin.update('chainId', chainId);
+    child.nameAdmin.update(
+      'bondAsset',
+      harden({
+        brand: 'XXX_agoricNames_brand', // FIXME, use ERTP brand
+        denom: bondDenom,
+      }),
+    );
+    const { nameHub: brandNames, nameAdmin: brandNamesAdmin } =
+      makeNameHubKit();
+    const { nameHub: denomNames, nameAdmin: denomNamesAdmin } =
+      makeNameHubKit();
+    const { nameHub: traceNames, nameAdmin: traceNamesAdmin } =
+      makeNameHubKit();
+
+    for (const { denom, path, baseDenom } of denoms) {
+      const brandName = denomsToBrandName[baseDenom || denom];
+      await brandNamesAdmin.provideChild(denom);
+      brandNamesAdmin.update(denom, brandName); // FIXME, use ERTP Brand
+
+      await denomNamesAdmin.provideChild(brandName);
+      denomNamesAdmin.update(brandName, denom);
+
+      await traceNamesAdmin.provideChild(denom);
+      traceNamesAdmin.update(denom, harden({ baseDenom, path }));
+      await traceNamesAdmin.provideChild(brandName);
+      traceNamesAdmin.update(brandName, harden({ baseDenom, path }));
+    }
+    child.nameAdmin.update('brand', brandNames);
+    child.nameAdmin.update('denom', denomNames);
+    child.nameAdmin.update('trace', traceNames);
+
+    const { nameHub: connectionNames, nameAdmin: connectionNamesAdmin } =
+      makeNameHubKit();
+    for (const {
+      connectionInfo,
+      transferChannels,
+      chainId: lChainId,
+      lastUpdated,
+    } of connections) {
+      const chainName = chainIdToChainName[lChainId];
+      await connectionNamesAdmin.provideChild(chainName);
+      connectionNamesAdmin.update(
+        chainName,
+        harden({
+          chainId: lChainId,
+          connectionInfo: {
+            ...connectionInfo,
+            ...lastUpdated,
+          },
+          // FIXME, there can be more than one, but typically only one canonical
+          transferChannel: transferChannels[0],
+        }),
+      );
+    }
+    child.nameAdmin.update('connection', connectionNames);
+  }
+  return { chainNames, chainNamesAdmin };
+};
+
+test('chain-name-hub', async t => {
+  const { chainNames } = await makeChainNames();
+
+  const chainId = await chainNames.lookup('osmosis', 'chainId');
+  t.is(chainId, 'osmosis-test');
+  const bondAsset = await chainNames.lookup('osmosis', 'bondAsset');
+  t.deepEqual(bondAsset, { brand: 'XXX_agoricNames_brand', denom: 'uosmo' });
+
+  // lookup up Brand from denom
+  const brand = await chainNames.lookup('osmosis', 'brand', 'uosmo');
+  t.is(brand, 'OSMO', 'FIXME, use real ERTP Brand');
+
+  // lookup denom from alleged brand name
+  const denom = await chainNames.lookup('osmosis', 'denom', 'ATOM');
+  t.regex(denom, /ibc\/27394/);
+
+  // lookup denom trace from denom
+  const traceFromDenom = await chainNames.lookup(
+    'osmosis',
+    'trace',
+    'ibc/E7827844CB818EE9C4DB2C159F1543FF62B26213B44CE8029D5CEFE52F0EE596',
+  );
+  const expectedTrace = {
+    baseDenom: 'ubld',
+    path: 'transfer/channel-1',
+  };
+  t.deepEqual(traceFromDenom, expectedTrace);
+  // lookup denom trace from brand name
+  const traceFromBrandName = await chainNames.lookup('osmosis', 'trace', 'BLD');
+  t.deepEqual(traceFromBrandName, expectedTrace);
+
+  // lookup conneciton info for a chain
+  const connection = await chainNames.lookup('osmosis', 'connection', 'agoric');
+  t.like(connection, {
+    chainId: 'agoriclocal',
+    connectionInfo: {
+      id: 'connection-1',
+      counterparty: {
+        connectionId: 'connection-0',
+      },
+    },
+    transferChannel: {
+      counterpartyChannelId: 'channel-0',
+      counterpartyPortId: 'transfer',
+      sourceChannelId: 'channel-1',
+      version: 'ics20-1',
+    },
+  });
+});