Lees Summit Engineers Professional 3351 SW Longview Rd Affinis Corp. is a growing transportation planning and design firm that strives to build long-lasting relationships with its clients, co-workers and colleagues. Lees Summit MO Engineers Professional Affins Corp www.affinis.us Affinis Corporation engineering transportation structural geotechnical civil planning design street highway bridge dam surveying Overland Park Kansas City Springfield Missouri construction administration construction observation s Affinis Corporation engineering transportation structural geotechnical civil planning design street highway bridge dam surveying Overland Park Kansas City Springfield Missouri construction administration construction observation s Business Reviews Affins Corp Testimonials