Mezue ahịrịokwu na-esonụ: Site na 2000 ruo 2008, Stefán gbara asọmpi itoolu maka mba Iceland: ugboro ise na Chess Olympiad (2000, 2nd reserve board;
2002, bọọdụ nchekwa; 2004, bọọdụ nchekwa nke abụọ; 2006, bọọdụ nchekwa; 2008, bọọdụ 4) na ugboro anọ na European Team Chess Championship (2001, bọọdụ 4; 2003, bọọdụ 3; 2005, bọọdụ 2; 2007, bọọdụ 4). Nchịkọta egwuregwu ya bụ 23/41 (+18<unk>13=10), na ngụkọta nke European Team Championship bụ 161⁄2/32 (+11<unk>10=11). Nsonaazụ kachasị mma nke Iceland na Stefán na ndị otu ahụ bụ 22nd na 2002, na nsonaazụ kachasị mma nke European Team Championship bụ 20th na 2001 na 2007.