1 INTRODUCTION

2 METHOD
2.1 Visual inspection of GLIMPSE images
2.2 Adaptive Non-circular Aperture Photometry of the maser counterparts
2.3 Cross-matches with other catalogues: RMS, EGO and infrared clusters

3 RESULTS

4 DISCUSSION
4.1 The infrared environments of MMB masers
4.2 The colours of the mid-infrared counterparts of MMB masers
4.3 The relationship between maser and infrared properties
4.4 Methanol masers as tracers of star formation
4.5 The infrared cluster maser connection

5 SUMMARY & CONCLUSIONS