diff --git a/micro-rdk/src/common/sensor.rs b/micro-rdk/src/common/sensor.rs
index d5c4bbe88..bbd8caf88 100755
--- a/micro-rdk/src/common/sensor.rs
+++ b/micro-rdk/src/common/sensor.rs
@@ -110,7 +110,7 @@ pub trait Readings {
     }
 }
 
-pub trait Sensor: Readings + Status + DoCommand {}
+pub trait Sensor: Readings + Status + DoCommand + Send {}
 
 pub type SensorType = Arc<Mutex<dyn Sensor>>;
 
diff --git a/micro-rdk/src/esp32/coredump.rs b/micro-rdk/src/esp32/coredump.rs
index 533cd4dda..3eb493a71 100644
--- a/micro-rdk/src/esp32/coredump.rs
+++ b/micro-rdk/src/esp32/coredump.rs
@@ -75,6 +75,11 @@ impl Coredump {
     }
 }
 
+// *mut esp_idf_svc::sys::esp_flash_t (which is one of the attributes for `esp_partition_t`) does not
+// implement Send. We force an implementation of Send here so we can actually wrap in an Arc<Mutex<_>>
+// for now, but we should investigate a better canonical solution
+unsafe impl Send for Coredump {}
+
 impl Sensor for Coredump {}
 
 impl Readings for Coredump {
diff --git a/micro-rdk/src/esp32/hcsr04.rs b/micro-rdk/src/esp32/hcsr04.rs
index 8558f4e50..456e60a0f 100644
--- a/micro-rdk/src/esp32/hcsr04.rs
+++ b/micro-rdk/src/esp32/hcsr04.rs
@@ -120,6 +120,11 @@ pub struct HCSR04Sensor {
     isr_shared_state: Arc<IsrSharedState>,
 }
 
+// `Notification` contains an instance of `PhantomData<const* ()>`, but `const* ()` does not
+// implement Send. We force an implementation of Send here so we can actually wrap in an Arc<Mutex<_>>
+// for now, but we should investigate a better canonical solution
+unsafe impl Send for HCSR04Sensor {}
+
 impl HCSR04Sensor {
     pub fn from_config(cfg: ConfigType, _deps: Vec<Dependency>) -> Result<SensorType, SensorError> {
         let trigger_pin = cfg