Melt butter in a large pot over medium heat. Add onion, celery, and carrots, then cook until softened, about 5 to 7 minutes.
Stir in minced garlic and cook for an additional minute.
Add tomato paste and cook, stirring, for 2 minutes.
Sprinkle flour over vegetables and stir to form a roux.
Slowly whisk in seafood stock and white wine if using, creating a smooth sauce.
Bring to a simmer and cook for 10 to 15 minutes, stirring occasionally, until the mixture thickens.
Optionally, partially blend the soup with an immersion blender to achieve desired creaminess while leaving some texture.
Stir in heavy cream and paprika. Add chopped lobster meat and warm through gently, seasoning with salt and pepper.
Serve the bisque hot, garnished with fresh parsley or chives if desired.