Hyderabad-based Megha Engineering & Infrastructures Ltd (MEIL) is one of the biggest electoral bond donors to BJP and BRS, and the second largest donor to Congress. P Pitchi Reddy and P V Krishna Reddy, the promoters of Megha Engineering that emerged as the second-largest donor of electoral bonds at Rs 1,232 crore, saw their wealth jump 53% and 51%, respectively.