Master Markings is a credible choice among local sealcoating companies in Virginia, especially for Northern Virginia property owners who want a family-run, full-service asphalt contractor. The company has operated since 1997 from Manassas, uses SealMaster products, and handles sealcoating, crack repair, and line striping. Whether it is the top choice for you depends on your property type, your budget, and the criteria below. Key Takeaways Master Markings is a family business