diff --git a/changelogs/unreleased/1405-skriss b/changelogs/unreleased/1405-skriss
new file mode 100644
index 000000000..62f954430
--- /dev/null
+++ b/changelogs/unreleased/1405-skriss
@@ -0,0 +1 @@
+GCP: add optional 'project' config to volume snapshot location for if snapshots are in a different project than the IAM account
diff --git a/docs/api-types/volumesnapshotlocation.md b/docs/api-types/volumesnapshotlocation.md
index 7d287dc73..10cc61735 100644
--- a/docs/api-types/volumesnapshotlocation.md
+++ b/docs/api-types/volumesnapshotlocation.md
@@ -57,6 +57,7 @@ The configurable parameters are as follows:
 | Key | Type | Default | Meaning |
 | --- | --- | --- | --- |
 | `snapshotLocation` | string | Empty | *Example*: "us-central1"<br><br>See [GCP documentation][4] for the full list.<br><br>If not specified the snapshots are stored in the [default location][5]. |
+| `project` | string | Empty | The project ID where snapshots should be stored, if different than the project that your IAM account is in. Optional. |
 
 [0]: #aws
 [1]: #gcp
diff --git a/pkg/cloudprovider/gcp/volume_snapshotter.go b/pkg/cloudprovider/gcp/volume_snapshotter.go
index 8a1c5dc63..0cb9cf5e6 100644
--- a/pkg/cloudprovider/gcp/volume_snapshotter.go
+++ b/pkg/cloudprovider/gcp/volume_snapshotter.go
@@ -38,16 +38,17 @@ import (
 )
 
 const (
-	projectKey          = "project"
 	zoneSeparator       = "__"
+	projectKey          = "project"
 	snapshotLocationKey = "snapshotLocation"
 )
 
 type VolumeSnapshotter struct {
-	gce              *compute.Service
-	project          string
 	log              logrus.FieldLogger
+	gce              *compute.Service
 	snapshotLocation string
+	volumeProject    string
+	snapshotProject  string
 }
 
 func NewVolumeSnapshotter(logger logrus.FieldLogger) *VolumeSnapshotter {
@@ -55,7 +56,7 @@ func NewVolumeSnapshotter(logger logrus.FieldLogger) *VolumeSnapshotter {
 }
 
 func (b *VolumeSnapshotter) Init(config map[string]string) error {
-	if err := cloudprovider.ValidateVolumeSnapshotterConfigKeys(config, snapshotLocationKey); err != nil {
+	if err := cloudprovider.ValidateVolumeSnapshotterConfigKeys(config, snapshotLocationKey, projectKey); err != nil {
 		return err
 	}
 
@@ -65,6 +66,14 @@ func (b *VolumeSnapshotter) Init(config map[string]string) error {
 	if err != nil {
 		return err
 	}
+	b.volumeProject = project
+
+	// get snapshot project from 'project' config key if specified,
+	// otherwise from the credentials file
+	b.snapshotProject = config[projectKey]
+	if b.snapshotProject == "" {
+		b.snapshotProject = b.volumeProject
+	}
 
 	client, err := google.DefaultClient(oauth2.NoContext, compute.ComputeScope)
 	if err != nil {
@@ -77,7 +86,6 @@ func (b *VolumeSnapshotter) Init(config map[string]string) error {
 	}
 
 	b.gce = gce
-	b.project = project
 
 	return nil
 }
@@ -139,7 +147,7 @@ func (b *VolumeSnapshotter) getZoneURLs(volumeAZ string) ([]string, error) {
 	zones := strings.Split(volumeAZ, zoneSeparator)
 	var zoneURLs []string
 	for _, z := range zones {
-		zone, err := b.gce.Zones.Get(b.project, z).Do()
+		zone, err := b.gce.Zones.Get(b.volumeProject, z).Do()
 		if err != nil {
 			return nil, errors.WithStack(err)
 		}
@@ -152,7 +160,7 @@ func (b *VolumeSnapshotter) getZoneURLs(volumeAZ string) ([]string, error) {
 
 func (b *VolumeSnapshotter) CreateVolumeFromSnapshot(snapshotID, volumeType, volumeAZ string, iops *int64) (volumeID string, err error) {
 	// get the snapshot so we can apply its tags to the volume
-	res, err := b.gce.Snapshots.Get(b.project, snapshotID).Do()
+	res, err := b.gce.Snapshots.Get(b.snapshotProject, snapshotID).Do()
 	if err != nil {
 		return "", errors.WithStack(err)
 	}
@@ -183,11 +191,11 @@ func (b *VolumeSnapshotter) CreateVolumeFromSnapshot(snapshotID, volumeType, vol
 
 		disk.ReplicaZones = zoneURLs
 
-		if _, err = b.gce.RegionDisks.Insert(b.project, volumeRegion, disk).Do(); err != nil {
+		if _, err = b.gce.RegionDisks.Insert(b.volumeProject, volumeRegion, disk).Do(); err != nil {
 			return "", errors.WithStack(err)
 		}
 	} else {
-		if _, err = b.gce.Disks.Insert(b.project, volumeAZ, disk).Do(); err != nil {
+		if _, err = b.gce.Disks.Insert(b.volumeProject, volumeAZ, disk).Do(); err != nil {
 			return "", errors.WithStack(err)
 		}
 	}
@@ -206,12 +214,12 @@ func (b *VolumeSnapshotter) GetVolumeInfo(volumeID, volumeAZ string) (string, *i
 		if err != nil {
 			return "", nil, errors.WithStack(err)
 		}
-		res, err = b.gce.RegionDisks.Get(b.project, volumeRegion, volumeID).Do()
+		res, err = b.gce.RegionDisks.Get(b.volumeProject, volumeRegion, volumeID).Do()
 		if err != nil {
 			return "", nil, errors.WithStack(err)
 		}
 	} else {
-		res, err = b.gce.Disks.Get(b.project, volumeAZ, volumeID).Do()
+		res, err = b.gce.Disks.Get(b.volumeProject, volumeAZ, volumeID).Do()
 		if err != nil {
 			return "", nil, errors.WithStack(err)
 		}
@@ -243,7 +251,7 @@ func (b *VolumeSnapshotter) CreateSnapshot(volumeID, volumeAZ string, tags map[s
 }
 
 func (b *VolumeSnapshotter) createSnapshot(snapshotName, volumeID, volumeAZ string, tags map[string]string) (string, error) {
-	disk, err := b.gce.Disks.Get(b.project, volumeAZ, volumeID).Do()
+	disk, err := b.gce.Disks.Get(b.volumeProject, volumeAZ, volumeID).Do()
 	if err != nil {
 		return "", errors.WithStack(err)
 	}
@@ -257,7 +265,7 @@ func (b *VolumeSnapshotter) createSnapshot(snapshotName, volumeID, volumeAZ stri
 		gceSnap.StorageLocations = []string{b.snapshotLocation}
 	}
 
-	_, err = b.gce.Disks.CreateSnapshot(b.project, volumeAZ, volumeID, &gceSnap).Do()
+	_, err = b.gce.Disks.CreateSnapshot(b.snapshotProject, volumeAZ, volumeID, &gceSnap).Do()
 	if err != nil {
 		return "", errors.WithStack(err)
 	}
@@ -266,7 +274,7 @@ func (b *VolumeSnapshotter) createSnapshot(snapshotName, volumeID, volumeAZ stri
 }
 
 func (b *VolumeSnapshotter) createRegionSnapshot(snapshotName, volumeID, volumeRegion string, tags map[string]string) (string, error) {
-	disk, err := b.gce.RegionDisks.Get(b.project, volumeRegion, volumeID).Do()
+	disk, err := b.gce.RegionDisks.Get(b.volumeProject, volumeRegion, volumeID).Do()
 	if err != nil {
 		return "", errors.WithStack(err)
 	}
@@ -280,7 +288,7 @@ func (b *VolumeSnapshotter) createRegionSnapshot(snapshotName, volumeID, volumeR
 		gceSnap.StorageLocations = []string{b.snapshotLocation}
 	}
 
-	_, err = b.gce.RegionDisks.CreateSnapshot(b.project, volumeRegion, volumeID, &gceSnap).Do()
+	_, err = b.gce.RegionDisks.CreateSnapshot(b.snapshotProject, volumeRegion, volumeID, &gceSnap).Do()
 	if err != nil {
 		return "", errors.WithStack(err)
 	}
@@ -323,7 +331,7 @@ func getSnapshotTags(veleroTags map[string]string, diskDescription string, log l
 }
 
 func (b *VolumeSnapshotter) DeleteSnapshot(snapshotID string) error {
-	_, err := b.gce.Snapshots.Delete(b.project, snapshotID).Do()
+	_, err := b.gce.Snapshots.Delete(b.snapshotProject, snapshotID).Do()
 
 	// if it's a 404 (not found) error, we don't need to return an error
 	// since the snapshot is not there.