diff --git a/internal/ghl/oauth.go b/internal/ghl/oauth.go
index be636f5..45d9ea2 100644
--- a/internal/ghl/oauth.go
+++ b/internal/ghl/oauth.go
@@ -227,31 +227,48 @@ func (h *OAuthHandler) postToken(ctx context.Context, data url.Values) (*TokenRe
 	if err := json.Unmarshal(body, &tokenResp); err != nil {
 		return nil, fmt.Errorf("failed to parse token response: %w", err)
 	}
-	slog.Info("ghl token response fields", "location_id", tokenResp.LocationID, "company_id", tokenResp.CompanyID, "user_type", tokenResp.UserType)
+	slog.Info("ghl token response fields",
+		"location_id", tokenResp.LocationID,
+		"company_id", tokenResp.CompanyID,
+		"user_type", tokenResp.UserType,
+		"installed_locations", tokenResp.InstalledLocations,
+		"raw_body", string(body),
+	)
 	return &tokenResp, nil
 }
 
-// installAllLocations fetches all locations for the company and exchanges the company token
-// for a per-location token for each, storing them all. Returns the count installed.
+// installAllLocations exchanges the company token for per-location tokens and stores them.
+// It first tries to use the InstalledLocations list from the token response (provided by GHL
+// for bulk installs). Falls back to GET /locations/search if that list is empty.
 func (h *OAuthHandler) installAllLocations(ctx context.Context, companyToken *TokenResponse) (int, error) {
-	locations, err := h.getCompanyLocations(ctx, companyToken.AccessToken, companyToken.CompanyID)
-	if err != nil {
-		return 0, fmt.Errorf("list locations: %w", err)
-	}
-	if len(locations) == 0 {
-		return 0, fmt.Errorf("no locations found for company %s", companyToken.CompanyID)
+	// Build location ID list from token response when GHL provides it (bulk install path).
+	locationIDs := companyToken.InstalledLocations
+	if len(locationIDs) == 0 {
+		slog.Info("ghl bulk install: no installedLocations in token, falling back to locations search", "company_id", companyToken.CompanyID)
+		locations, err := h.getCompanyLocations(ctx, companyToken.AccessToken, companyToken.CompanyID)
+		if err != nil {
+			return 0, fmt.Errorf("list locations: %w", err)
+		}
+		if len(locations) == 0 {
+			return 0, fmt.Errorf("no locations found for company %s", companyToken.CompanyID)
+		}
+		for _, loc := range locations {
+			locationIDs = append(locationIDs, loc.ID)
+		}
+	} else {
+		slog.Info("ghl bulk install: using installedLocations from token", "company_id", companyToken.CompanyID, "count", len(locationIDs))
 	}
 
 	installed := 0
-	for _, loc := range locations {
-		locToken, err := h.exchangeForLocationToken(ctx, companyToken.AccessToken, companyToken.CompanyID, loc.ID)
+	for _, locID := range locationIDs {
+		locToken, err := h.exchangeForLocationToken(ctx, companyToken.AccessToken, companyToken.CompanyID, locID)
 		if err != nil {
-			slog.Warn("ghl location token exchange failed", "location_id", loc.ID, "location_name", loc.Name, "err", err)
+			slog.Warn("ghl location token exchange failed", "location_id", locID, "err", err)
 			continue
 		}
 		expiresAt := time.Now().Add(time.Duration(locToken.ExpiresIn) * time.Second)
 		record := &store.TokenRecord{
-			LocationID:   loc.ID,
+			LocationID:   locID,
 			CompanyID:    companyToken.CompanyID,
 			AccessToken:  locToken.AccessToken,
 			RefreshToken: locToken.RefreshToken,
@@ -260,10 +277,10 @@ func (h *OAuthHandler) installAllLocations(ctx context.Context, companyToken *To
 			UpdatedAt:    time.Now(),
 		}
 		if err := h.store.SaveToken(ctx, record); err != nil {
-			slog.Warn("ghl location token save failed", "location_id", loc.ID, "err", err)
+			slog.Warn("ghl location token save failed", "location_id", locID, "err", err)
 			continue
 		}
-		slog.Info("ghl location installed", "location_id", loc.ID, "location_name", loc.Name)
+		slog.Info("ghl location installed", "location_id", locID)
 		installed++
 	}
 	return installed, nil
diff --git a/internal/ghl/types.go b/internal/ghl/types.go
index a911c16..539161b 100644
--- a/internal/ghl/types.go
+++ b/internal/ghl/types.go
@@ -1,13 +1,14 @@
 package ghl
 
 type TokenResponse struct {
-	AccessToken  string `json:"access_token"`
-	RefreshToken string `json:"refresh_token"`
-	ExpiresIn    int    `json:"expires_in"`
-	TokenType    string `json:"token_type"`
-	LocationID   string `json:"locationId"`
-	CompanyID    string `json:"companyId"`
-	UserType     string `json:"userType"`
+	AccessToken        string   `json:"access_token"`
+	RefreshToken       string   `json:"refresh_token"`
+	ExpiresIn          int      `json:"expires_in"`
+	TokenType          string   `json:"token_type"`
+	LocationID         string   `json:"locationId"`
+	CompanyID          string   `json:"companyId"`
+	UserType           string   `json:"userType"`
+	InstalledLocations []string `json:"installedLocations"` // populated on bulk company installs
 }
 
 type LocationInfo struct {